PPL


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

Table of contents



us-gaap:CommonStockValue

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesAuthorized

us-gaap:CommonStockSharesOutstanding
us-gaap:StatementEquityComponents

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

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

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareBasicAndDiluted

us-gaap:ComprehensiveIncomeNetOfTax
dei:LegalEntity
ppl:ByCompany, ppl:CreditFacilityDescription, ppl:LongTermDebtActivity
us-gaap:GainsLossesOnExtinguishmentOfDebt
ppl:ByCompany, ppl:CreditFacilityDescription, ppl:LongTermDebtActivity, us-gaap:SubsequentEventType

us-gaap:IncomeLossFromContinuingOperations

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
dei:LegalEntity
us-gaap:DerivativeInstrumentRisk, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome
us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:IncomeTaxExpenseBenefit

us-gaap:InterestExpense
dei:LegalEntity
us-gaap:DerivativeInstrumentRisk, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:NetIncomeLoss
dei:LegalEntity
dei:LegalEntity, us-gaap:StatementEquityComponents
us-gaap:StatementBusinessSegments
us-gaap:StatementEquityComponents

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted

us-gaap:OperatingIncomeLoss
dei:LegalEntity

us-gaap:OtherComprehensiveIncomeLossNetOfTax
dei:LegalEntity
dei:LegalEntity, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:OtherNonoperatingIncomeExpense
dei:LegalEntity
us-gaap:DerivativeInstrumentRisk, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents
dei:LegalEntity
us-gaap:RegulatedOperatingRevenue

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
dei:LegalEntity
dei:LegalEntity, us-gaap:MajorCustomers
us-gaap:MajorCustomers
us-gaap:StatementBusinessSegments

us-gaap:Revenues
dei:LegalEntity
us-gaap:StatementBusinessSegments

us-gaap:Assets
dei:LegalEntity
us-gaap:StatementBusinessSegments

us-gaap:LiabilitiesAndStockholdersEquity
dei:LegalEntity

us-gaap:StockholdersEquity
dei:LegalEntity
dei:LegalEntity, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent
dei:LegalEntity

us-gaap:CashAndCashEquivalentsAtCarryingValue
dei:LegalEntity

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
dei:LegalEntity

us-gaap:AccountsReceivableNetCurrent
dei:LegalEntity

us-gaap:InventoryNet
dei:LegalEntity

us-gaap:OtherAssetsCurrent
dei:LegalEntity

us-gaap:NoncurrentAssets
us-gaap:StatementGeographical

us-gaap:AssetsNoncurrent
dei:LegalEntity

us-gaap:ConstructionInProgressGross
dei:LegalEntity

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:PropertyPlantAndEquipmentNet
dei:LegalEntity

us-gaap:Goodwill
us-gaap:StatementBusinessSegments

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill
dei:LegalEntity, us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass
us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass

us-gaap:IntangibleAssetsNetExcludingGoodwill
dei:LegalEntity
dei:LegalEntity, us-gaap:BalanceSheetLocation
us-gaap:OperatingLeaseRightOfUseAsset
us-gaap:BalanceSheetLocation

us-gaap:OtherAssetsNoncurrent
dei:LegalEntity

us-gaap:AccountsPayableCurrent
dei:LegalEntity

us-gaap:DividendsPayableCurrent

us-gaap:LiabilitiesCurrent
dei:LegalEntity

us-gaap:LongTermDebtCurrent
dei:LegalEntity
dei:LegalEntity, us-gaap:BalanceSheetLocation
us-gaap:OperatingLeaseLiabilityCurrent
us-gaap:BalanceSheetLocation

us-gaap:OtherLiabilitiesCurrent
dei:LegalEntity

us-gaap:TaxesPayableCurrent
dei:LegalEntity

us-gaap:LiabilitiesNoncurrent
dei:LegalEntity

us-gaap:LongTermDebt
dei:LegalEntity

us-gaap:LongTermDebtNoncurrent
dei:LegalEntity
dei:LegalEntity
us-gaap:LongTermNotesAndLoans

us-gaap:DeferredIncomeTaxLiabilitiesNet
dei:LegalEntity
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType

us-gaap:OtherLiabilitiesNoncurrent
dei:LegalEntity
dei:LegalEntity, us-gaap:BalanceSheetLocation
us-gaap:OperatingLeaseLiabilityNoncurrent
us-gaap:BalanceSheetLocation

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo
dei:LegalEntity

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree
dei:LegalEntity

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour
dei:LegalEntity

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive
dei:LegalEntity

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive
dei:LegalEntity

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue
dei:LegalEntity

us-gaap:StockholdersEquity
dei:LegalEntity
dei:LegalEntity, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
us-gaap:CumulativeEffectPeriodOfAdoption, us-gaap:StatementEquityComponents
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapitalCommonStock
dei:LegalEntity

us-gaap:RetainedEarningsAccumulatedDeficit
dei:LegalEntity

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax
dei:LegalEntity
dei:LegalEntity, us-gaap:StatementEquityComponents
ppl:ByCompany, us-gaap:StatementEquityComponents
us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueNewIssues
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities
dei:LegalEntity

us-gaap:NetCashProvidedByUsedInInvestingActivities
dei:LegalEntity

us-gaap:NetCashProvidedByUsedInFinancingActivities
dei:LegalEntity
dei:LegalEntity
us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
dei:LegalEntity

us-gaap:IncreaseDecreaseInInventories
dei:LegalEntity

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet
dei:LegalEntity

us-gaap:NetCashProvidedByUsedInOperatingActivities
dei:LegalEntity

us-gaap:NetIncomeLoss
dei:LegalEntity
dei:LegalEntity, us-gaap:StatementEquityComponents
us-gaap:StatementBusinessSegments
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities
dei:LegalEntity

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment
dei:LegalEntity

us-gaap:NetCashProvidedByUsedInFinancingActivities
dei:LegalEntity

us-gaap:ProceedsFromIssuanceOfLongTermDebt
dei:LegalEntity

us-gaap:RepaymentsOfLongTermDebt
dei:LegalEntity

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:Dividends
us-gaap:StatementEquityComponents
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:DeferredTaxLiabilities
dei:LegalEntity

us-gaap:DeferredTaxAssetsNet
dei:LegalEntity

us-gaap:DeferredTaxAssetsValuationAllowance
dei:LegalEntity
dei:LegalEntity, us-gaap:IncomeTaxAuthority, us-gaap:TaxCreditCarryforward
dei:LegalEntity
us-gaap:ProceedsFromRepaymentsOfShortTermDebt
us-gaap:StatementScenario, us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
ppl:AdditionalProceedsFromDivestitureOfBusinessNotIncludedInSellingPrice

ppl:AlternativeRevenuePrograms
dei:LegalEntity

ppl:AmortizationOfExcessDeferredIncomeTaxes
dei:LegalEntity

ppl:AssetImpairmentImpairmentChargesAfterTax
us-gaap:StatementScenario, us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
ppl:BusinessDivestitureTransactionCosts
dei:LegalEntity
ppl:CapitalContributionsFromParent
dei:LegalEntity, us-gaap:StatementEquityComponents

ppl:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseDiscontinuedOperations
dei:LegalEntity
ppl:ChangeInNetIncomeDueToROEAdjustment
ppl:ByCompany

ppl:CharitableContributions
dei:LegalEntity

ppl:CommonStockDividendsPerShareDeclaredAsPerAnnumEquivalent
dei:LegalEntity, ppl:ByCompany, us-gaap:SubsequentEventType
ppl:ConcentrationRiskNumberOfUnionEmployees
dei:LegalEntity, us-gaap:SubsequentEventType
dei:LegalEntity, ppl:PlanSponsor
ppl:DefinedBenefitPlanCostsAllocatedToSubsidiaryByPlanSponsors

ppl:DefinedBenefitPlanNetPeriodicBenefitCostCreditNonService
dei:LegalEntity

ppl:DepreciationNotNormalized
dei:LegalEntity
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation
ppl:DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeBeforeTax
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation
ppl:DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeNet
dei:LegalEntity, ppl:DerivativeInstrumentsGainLossByBalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
ppl:DerivativeInstrumentsGainLossRecognizedInRegulatoryLiabilitiesAssets
ppl:DerivativeInstrumentsGainLossByBalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
ppl:DisposalGroupIncludingDiscontinuedOperationIncomeTaxExpenseAttributableToRealizationOfBookTaxOutsideBasisDomestic
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
ppl:DisposalGroupIncludingDiscontinuedOperationIncomeTaxExpenseAttributableToRealizationOfBookTaxOutsideBasisForeign
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
ppl:DisposalGroupIncludingDiscontinuedOperationOtherIncomeExpenseNet
dei:LegalEntity
ppl:DividendsCommonStockCashAndNonCash
dei:LegalEntity, us-gaap:StatementEquityComponents
ppl:ByCompany, ppl:CreditFacilityDescription, ppl:LongTermDebtActivity
ppl:ExtinguishmentOfDebtAggregatePurchasePrice
ppl:ByCompany, ppl:CreditFacilityDescription, ppl:LongTermDebtActivity, us-gaap:SubsequentEventType
dei:LegalEntity, ppl:GuaranteeByDescription, us-gaap:GuaranteeObligationsByNature
ppl:GuaranteeMaximumExposure2021
ppl:GuaranteeByDescription, ppl:GuaranteeByEntity, us-gaap:GuaranteeObligationsByNature
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation
ppl:HedgedItemGainLossToIncome

ppl:IncomeTaxReconciliationForeignInterestBenefit
dei:LegalEntity
ppl:IncreaseDecreaseInNotesPayableToAffiliates

ppl:IntangibleAssetExpendituresIncurredButNotYetPaid

ppl:MaximumPercentagePaidToSellingAgents

ppl:NetChangeUnbilledRevenues
dei:LegalEntity

ppl:NetIncomeAvailableToCommonShareowners
dei:LegalEntity, us-gaap:RetirementPlanType
ppl:NetPeriodicDefinedBenefitCostsCreditsPriorToSettlements
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

ppl:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax

ppl:OtherComprehensiveIncomeLossDefinedBenefitPlanGainLossReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationAfterTax

ppl:OtherComprehensiveIncomeLossDefinedBenefitPlanGainLossReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationTax

ppl:OtherComprehensiveIncomeLossDefinedBenefitPlanPriorServiceCostCreditReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationAfterTax

ppl:OtherComprehensiveIncomeLossDefinedBenefitPlanPriorServiceCostCreditReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationTax

ppl:OtherComprehensiveIncomeLossForeignCurrencyTranslationGainLossReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax

ppl:OtherComprehensiveIncomeLossForeignCurrencyTranslationGainLossReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationTax
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:OtherComprehensiveIncomeLocation
ppl:OtherComprehensiveIncomeLossUnrealizedGainLossOnDerivativesArisingDuringPeriodPreTax
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:OtherComprehensiveIncomeLocation

ppl:OtherNonoperatingExpenseMiscellaneous
dei:LegalEntity

ppl:OtherNonoperatingIncomeMiscellaneous

ppl:OtherRevenue
dei:LegalEntity

ppl:ProceedsFromProjectFinancing
dei:LegalEntity, ppl:ByCompany, ppl:RatesType, us-gaap:RegulatoryAgency
ppl:PublicUtilitiesRequestedBillCredit
dei:LegalEntity, ppl:RatesType, us-gaap:RegulatoryAgency
ppl:ByCompany, ppl:RatesType, us-gaap:RegulatoryAgency
ppl:RatesType, us-gaap:RegulatoryAgency

ppl:PurchasedPowerAndGas
dei:LegalEntity
dei:LegalEntity, us-gaap:CounterpartyName
ppl:PurchasesOfAccountsReceivable
ppl:ByCompany, us-gaap:CounterpartyName
dei:LegalEntity
ppl:RegulatoryLiabilityDueToROEReserveAfterTax
ppl:ByCompany
dei:LegalEntity
ppl:RepaymentOfCapitalToParent

ppl:RepaymentsOfCommercialPaperShortTermDebtMaturingInMoreThanThreeMonths
dei:LegalEntity

ppl:RepaymentsOfTermLoanShortTermDebtMaturingInMoreThanThreeMonths
dei:LegalEntity
ppl:ReturnOfCapitalToParent
dei:LegalEntity, us-gaap:StatementEquityComponents
dei:LegalEntity
ppl:RevenueReserveForROEChallenge
ppl:ByCompany

ppl:StockBasedCompensation
us-gaap:StatementEquityComponents

ppl:TotalIncreaseDecreaseToFederalIncomeTaxOnIncomeFromContinuingOperationsAtStatutoryTaxRate
dei:LegalEntity

ppl:Unrealizedgainsonderivativesandotherhedgingactivities
dei:LegalEntity
ppl:UtilitiesOperatingExpensePurchasedPowerFromRelatedParties

us-gaap:AdjustmentForAmortization
dei:LegalEntity

us-gaap:AssetImpairmentCharges

us-gaap:AssetRetirementObligationAccretionExpense
dei:LegalEntity
dei:LegalEntity
us-gaap:AssetRetirementObligationCashPaidToSettle

us-gaap:AssetRetirementObligationForeignCurrencyTranslationGainLoss

us-gaap:AssetRetirementObligationLiabilitiesSettled
dei:LegalEntity

us-gaap:AssetRetirementObligationRevisionOfEstimate
dei:LegalEntity

us-gaap:CapitalExpendituresIncurredButNotYetPaid
dei:LegalEntity
dei:LegalEntity
us-gaap:CashDividendsPaidToParentCompany

us-gaap:CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations

us-gaap:CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations

us-gaap:CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations

us-gaap:CommonStockDividendsPerShareDeclared

us-gaap:ContractWithCustomerLiabilityRevenueRecognized
dei:LegalEntity

us-gaap:DeferredIncomeTaxesAndTaxCredits
dei:LegalEntity
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanContributionsByEmployer
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType, us-gaap:SubsequentEventType
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanInterestCost
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanServiceCost
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType

us-gaap:Depreciation
dei:LegalEntity
dei:LegalEntity, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation
us-gaap:DerivativeGainLossOnDerivativeNet
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation
us-gaap:HedgingDesignation
ppl:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeLossDetail, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome
us-gaap:DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax
ppl:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeLossDetail, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicAndDilutedShare
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DiscontinuedOperationTaxEffectOfDiscontinuedOperation
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationInterestExpense
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationOperatingExpense
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationRevenue
dei:LegalEntity
us-gaap:DistributionMadeToLimitedLiabilityCompanyLLCMemberCashDistributionsDeclared

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations
ppl:ByCompany, ppl:CreditFacilityDescription, ppl:LongTermDebtActivity
us-gaap:ExtinguishmentOfDebtAmount
ppl:ByCompany, ppl:CreditFacilityDescription, ppl:LongTermDebtActivity, us-gaap:SubsequentEventType
dei:LegalEntity, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableAllowanceForCreditLossesWriteOffs
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FuelCosts
dei:LegalEntity

us-gaap:GainLossFromPriceRiskManagementActivity
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:GainLossOnSaleOfBusiness
us-gaap:StatementScenario, us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:IncomeLossFromContinuingOperationsPerBasicAndDilutedShare

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity
ppl:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeLossDetail, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome
us-gaap:DerivativeInstrumentRisk, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
dei:LegalEntity

us-gaap:IncomeTaxReconciliationChangeInEnactedTaxRate

us-gaap:IncomeTaxReconciliationForeignIncomeTaxRateDifferential

us-gaap:IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
dei:LegalEntity

us-gaap:IncomeTaxReconciliationNondeductibleExpense

us-gaap:IncomeTaxReconciliationOtherAdjustments
dei:LegalEntity

us-gaap:IncomeTaxReconciliationPriorYearIncomeTaxes
dei:LegalEntity

us-gaap:IncomeTaxReconciliationStateAndLocalIncomeTaxes
dei:LegalEntity
dei:LegalEntity
us-gaap:IncreaseDecreaseInAccountsPayableRelatedParties

us-gaap:IncreaseDecreaseInAccountsPayableTrade
dei:LegalEntity
dei:LegalEntity
us-gaap:IncreaseDecreaseInAccountsReceivableRelatedParties
dei:LegalEntity
us-gaap:IncreaseDecreaseInAccruedTaxesPayable

us-gaap:IncreaseDecreaseInInterestPayableNet
dei:LegalEntity

us-gaap:IncreaseDecreaseInOtherCurrentLiabilities

us-gaap:IncreaseDecreaseInOtherNoncurrentAssets
dei:LegalEntity

us-gaap:IncreaseDecreaseInOtherNoncurrentLiabilities
dei:LegalEntity

us-gaap:IncreaseDecreaseInPrepaidExpense
dei:LegalEntity

us-gaap:IncreaseDecreaseInReceivables
dei:LegalEntity

us-gaap:IncreaseDecreaseInRegulatoryAssetsAndLiabilities
dei:LegalEntity

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
dei:LegalEntity
us-gaap:InterestExpenseRelatedParty
dei:LegalEntity, us-gaap:LongtermDebtType, us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:InterestIncomeOther
dei:LegalEntity
dei:LegalEntity
us-gaap:InterestIncomeRelatedParty

us-gaap:NetCashProvidedByUsedInFinancingActivitiesContinuingOperations

us-gaap:NetCashProvidedByUsedInInvestingActivitiesContinuingOperations

us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinuingOperations

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax
dei:LegalEntity

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax
dei:LegalEntity

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax

us-gaap:OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax

us-gaap:OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax
dei:LegalEntity

us-gaap:OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax
dei:LegalEntity

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
dei:LegalEntity
dei:LegalEntity, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax
dei:LegalEntity

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax
dei:LegalEntity

us-gaap:OtherNoncashIncomeExpense
dei:LegalEntity

us-gaap:OtherNonoperatingExpense
dei:LegalEntity

us-gaap:OtherNonoperatingIncome
dei:LegalEntity

us-gaap:PaymentsForProceedsFromOtherInvestingActivities
dei:LegalEntity
dei:LegalEntity
us-gaap:PaymentsOfDistributionsToAffiliates
us-gaap:StatementScenario
us-gaap:PaymentsToAcquireBusinessesGross
dei:LegalEntity
us-gaap:PaymentsToAcquireIntangibleAssets

us-gaap:PensionAndOtherPostretirementBenefitContributions
dei:LegalEntity

us-gaap:PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash
dei:LegalEntity
dei:LegalEntity
us-gaap:PensionContributions
us-gaap:SubsequentEventType
dei:LegalEntity
us-gaap:ProceedsFromContributionsFromParent
us-gaap:StatementScenario, us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:ProceedsFromDivestitureOfBusinesses

us-gaap:ProceedsFromIssuanceOfCommonStock
dei:LegalEntity, ppl:ByCompany, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:ProceedsFromIssuanceOfDebt
dei:LegalEntity, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
dei:LegalEntity, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType
ppl:ByCompany, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
ppl:ByCompany, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType
ppl:ByCompany, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:ProceedsFromIssuanceOfSecuredDebt
ppl:ByCompany, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities
dei:LegalEntity

us-gaap:ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess

us-gaap:ProceedsFromSaleMaturityAndCollectionsOfInvestments

us-gaap:ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths

us-gaap:ProvisionForDoubtfulAccounts
dei:LegalEntity
dei:LegalEntity, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:ProvisionForLoanLossesExpensed
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
dei:LegalEntity
dei:LegalEntity, ppl:ByCompany, ppl:RatesType, us-gaap:RegulatoryAgency, us-gaap:SubsequentEventType
us-gaap:PublicUtilitiesApprovedRateIncreaseDecreaseAmount
dei:LegalEntity, ppl:RatesType, us-gaap:RegulatoryAgency
dei:LegalEntity, ppl:RatesType, us-gaap:RegulatoryAgency, us-gaap:SubsequentEventType
ppl:ByCompany, ppl:RatesType, us-gaap:RegulatoryAgency
ppl:ByCompany, ppl:RatesType, us-gaap:RegulatoryAgency, us-gaap:SubsequentEventType
ppl:RatesType, us-gaap:RegulatoryAgency
dei:LegalEntity, ppl:ByCompany, ppl:ScheduleOfRegulatoryItemsWithSharedCharacteristics, us-gaap:RegulatoryAgency
us-gaap:PublicUtilitiesApprovedReturnOnEquityPercentage
dei:LegalEntity, ppl:ByCompany, ppl:ScheduleOfRegulatoryItemsWithSharedCharacteristics, us-gaap:RegulatoryAgency, us-gaap:SubsequentEventType
dei:LegalEntity, ppl:ByCompany, us-gaap:RegulatoryAgency, us-gaap:SubsequentEventType
dei:LegalEntity, ppl:ScheduleOfRegulatoryItemsWithSharedCharacteristics, us-gaap:RegulatoryAgency
dei:LegalEntity, ppl:ScheduleOfRegulatoryItemsWithSharedCharacteristics, us-gaap:RegulatoryAgency, us-gaap:SubsequentEventType
dei:LegalEntity, us-gaap:RegulatoryAgency
dei:LegalEntity, us-gaap:RegulatoryAgency, us-gaap:SubsequentEventType
ppl:ByCompany, ppl:ScheduleOfRegulatoryItemsWithSharedCharacteristics, us-gaap:RegulatoryAgency
ppl:ByCompany, ppl:ScheduleOfRegulatoryItemsWithSharedCharacteristics, us-gaap:RegulatoryAgency, us-gaap:SubsequentEventType
ppl:ByCompany, us-gaap:RegulatoryAgency
ppl:ByCompany, us-gaap:RegulatoryAgency, us-gaap:SubsequentEventType
dei:LegalEntity, ppl:RatesType, us-gaap:RegulatoryAgency
us-gaap:PublicUtilitiesRequestedRateIncreaseDecreaseAmendedAmount
ppl:ByCompany, ppl:RatesType, us-gaap:RegulatoryAgency
ppl:RatesType, us-gaap:RegulatoryAgency
dei:LegalEntity, ppl:ScheduleOfRegulatoryItemsWithSharedCharacteristics, us-gaap:RegulatoryAgency
us-gaap:PublicUtilitiesRequestedRateIncreaseDecreaseAmendedPercentage
dei:LegalEntity, us-gaap:RegulatoryAgency
ppl:ByCompany, ppl:ScheduleOfRegulatoryItemsWithSharedCharacteristics, us-gaap:RegulatoryAgency
ppl:ByCompany, us-gaap:RegulatoryAgency
dei:LegalEntity, ppl:ByCompany, ppl:RatesType, us-gaap:RegulatoryAgency
us-gaap:PublicUtilitiesRequestedRateIncreaseDecreaseAmount
dei:LegalEntity, ppl:RatesType, us-gaap:RegulatoryAgency
ppl:ByCompany, ppl:RatesType, us-gaap:RegulatoryAgency
ppl:RatesType, us-gaap:RegulatoryAgency
dei:LegalEntity, ppl:ByCompany, ppl:RatesType, us-gaap:RegulatoryAgency
us-gaap:PublicUtilitiesRequestedRateIncreaseDecreasePercentage
dei:LegalEntity, ppl:RatesType, us-gaap:RegulatoryAgency
ppl:ByCompany, ppl:RatesType, us-gaap:RegulatoryAgency

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
dei:LegalEntity
dei:LegalEntity, us-gaap:StatementEquityComponents
ppl:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeLossDetail, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome
ppl:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeLossDetail, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
dei:LegalEntity, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:RelatedPartyTransactionAmountsOfTransaction
dei:LegalEntity, us-gaap:LongtermDebtType, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:RelatedPartyTransactionRate
dei:LegalEntity, us-gaap:RelatedPartyTransactionsByRelatedParty
dei:LegalEntity
us-gaap:RevenueFromRelatedParties

us-gaap:StockIssuedDuringPeriodSharesDividendReinvestmentPlan
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesNewIssues

us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:TranslationAdjustmentForNetInvestmentHedgeIncreaseDecreaseNetOfTax

us-gaap:UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic

us-gaap:UtilitiesOperatingExpense
dei:LegalEntity

us-gaap:UtilitiesOperatingExpenseDepreciationAndAmortization
dei:LegalEntity

us-gaap:UtilitiesOperatingExpenseMaintenanceOperationsAndOtherCostsAndExpenses
dei:LegalEntity

us-gaap:UtilitiesOperatingExpenseTaxes
dei:LegalEntity

dei:EntityCommonStockSharesOutstanding

dei:EntityPublicFloat
dei:LegalEntity, ppl:DefinedBenefitPlansTrustsWithinPlan, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
ppl:AmountOfPotentialLiabilityThatMaybeRequiredToBeFundedByMasterDuringLifeOfPartnership
ppl:DefinedBenefitPlansTrustsWithinPlan, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
dei:LegalEntity
ppl:AmountOfUnrestrictedNetAssetsForConsolidatedAndUnconsolidatedSubsidiariesDividendPayment
ppl:ByCompany
us-gaap:IncomeTaxAuthority
ppl:CapitalLossCarryforwardsByType
dei:LegalEntity, ppl:ByCompany, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
ppl:CarryingValueOfPropertySubjectToLien
dei:LegalEntity, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
ppl:ByCompany, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
dei:LegalEntity, us-gaap:IncomeTaxAuthority
ppl:CharitableContributionsLossCarryforwards
dei:LegalEntity, ppl:ByCompany, us-gaap:ShortTermDebtType
ppl:CommercialPaperUnusedBorrowingCapacityAmount
dei:LegalEntity, us-gaap:ShortTermDebtType
ppl:ByCompany, us-gaap:ShortTermDebtType
us-gaap:ShortTermDebtType
us-gaap:IncomeTaxAuthority, us-gaap:TaxCreditCarryforward
ppl:CreditCarryforwardValuationAllowanceForeignTaxCredits
dei:LegalEntity, us-gaap:IncomeTaxAuthority, us-gaap:TaxCreditCarryforward
ppl:CreditCarryforwardValuationAllowanceOther
us-gaap:IncomeTaxAuthority, us-gaap:TaxCreditCarryforward

ppl:CurrentCustomerDeposits
dei:LegalEntity
dei:LegalEntity, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
ppl:DebtInstrumentAmountAtTermRateMode
ppl:ByCompany, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
dei:LegalEntity, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
ppl:DebtInstrumentAmountAtVariableRateMode
ppl:ByCompany, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
ppl:ByCompany, us-gaap:LongtermDebtType
ppl:DebtInstrumentIncreaseDecreaseDueToInflation
ppl:ByCompany, us-gaap:LongtermDebtType
ppl:DebtInstrumentPrincipalAmountRedeemedInTotalBySeries

ppl:DeferredInvestmentTaxCredit
dei:LegalEntity
us-gaap:IncomeTaxAuthority
ppl:DeferredTaxAssetsCapitalLossCarryforwardsUKFinanceAct2020

ppl:DeferredTaxAssetsContributionInAidOfConstruction
dei:LegalEntity

ppl:DeferredTaxAssetsDeferredInvestmentTaxCredits
dei:LegalEntity

ppl:DeferredTaxAssetsDueToCustomer
dei:LegalEntity
dei:LegalEntity
ppl:DeferredTaxAssetsLeaseLiabilities
us-gaap:IncomeTaxAuthority
ppl:DeferredTaxAssetsOperatingLossCarryforwardsAdjustmentDomestic

ppl:DeferredTaxAssetsOtherForeign
dei:LegalEntity
ppl:DeferredTaxAssetsTaxCreditCarryforwardsState
dei:LegalEntity, us-gaap:IncomeTaxAuthority, us-gaap:TaxCreditCarryforward
dei:LegalEntity
ppl:DeferredTaxLiabilitiesAccruedPensionAndPostretirementCosts

ppl:DeferredTaxLiabilitiesForeignPensionCosts

ppl:DeferredTaxLiabilitiesPropertyPlantAndEquipmentForeign
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
ppl:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeAndRegulatoryAssetsLiabilitiesBeforeTax
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
ppl:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeAndRegulatoryAssetsLiabilitiesNetGainsLossesBeforeTax
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
ppl:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeAndRegulatoryAssetsLiabilitiesNetPriorServiceCostCreditBeforeTax
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanType
ppl:DefinedBenefitPlanDeferredRecoveryAmount
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
ppl:DefinedBenefitPlanExpectedAmountOfBenefitPaymentsInNextPeriodForNonqualifiedPlans
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
dei:LegalEntity, ppl:DefinedBenefitPlansTrustsWithinPlan, us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
ppl:DefinedBenefitPlanFairValueOfPlanAssetsMeasurementUsingNetAssetValue
ppl:DefinedBenefitPlansTrustsWithinPlan, us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
ppl:DefinedBenefitPlanHealthCareRateAssumedForNextFiscalYearBenefitObligation
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
ppl:DefinedBenefitPlanPlanWithProjectedBenefitObligationInExcessofPlanAssetsAggregateFairValueOfPlanAssets
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
ppl:DefinedBenefitPlanRegulatoryAssetsLiabilities
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
ppl:DefinedBenefitPlanUltimateHealthCareCostTrendRateBenefitObligation
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

ppl:DerivativeNetLiabilityPositionAggregateFairValueAlternative
dei:LegalEntity
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
ppl:DisposalGroupIncludingDiscontinuedOperationAccruedInterest
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
ppl:DisposalGroupIncludingDiscontinuedOperationAssetsForPlanBenefitsDefinedBenefitPlan
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
ppl:DisposalGroupIncludingDiscontinuedOperationCarryingValue
us-gaap:StatementScenario, us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
ppl:DisposalGroupIncludingDiscontinuedOperationCustomerDeposits
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
ppl:DisposalGroupIncludingDiscontinuedOperationDerivativeInstrumentsAndHedgesAssets
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
ppl:DisposalGroupIncludingDiscontinuedOperationDerivativeInstrumentsAndHedgesLiabilities
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
ppl:DisposalGroupIncludingDiscontinuedOperationLongTermDebtExcludingCurrentMaturities
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
ppl:DisposalGroupIncludingDiscontinuedOperationNetAssets
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
ppl:DisposalGroupIncludingDiscontinuedOperationShortTermDebtAndLongTermDebtCurrentMaturities
us-gaap:StatementGeographical
ppl:FairValueAdjustmentsFromPurchaseAccounting
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
ppl:FairValueAssetMeasuredOnRecurringBasisLimitedToUseMoneyMarket
us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
ppl:FairValueAssetsMeasuredOnRecurringBasisCrossCurrencySwaps
us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
ppl:FairValueAssetsMeasuredOnRecurringBasisDerivativeFinancialInstruments
us-gaap:FairValueByMeasurementFrequency
dei:LegalEntity, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
ppl:FairValueAssetsMeasuredOnRecurringBasisRestrictedCashAndCashEquivalents
dei:LegalEntity, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency
ppl:FairValueAssetsMeasuredUsingNetAssetValueLimitedToUseCommingledDebtFund
us-gaap:FairValueByMeasurementFrequency
ppl:FairValueAssetsMeasuredUsingNetAssetValueLimitedToUseCommingledEquityFund
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
ppl:HealthCareTrustFundAssetsLimitedToUse
us-gaap:FairValueByMeasurementFrequency

ppl:IndemnificationCapSurrendersOfTaxLosses
dei:LegalEntity
ppl:IntercompanyBorrowingsOutstanding
dei:LegalEntity, us-gaap:RelatedPartyTransactionsByRelatedParty
ppl:IntercompanyMoneyPoolAgreementMaximumBorrowingCapacity
dei:LegalEntity, us-gaap:RelatedPartyTransactionsByRelatedParty
ppl:IntercompanyNoteAffiliateMaximumBorrowingCapacity
dei:LegalEntity
ppl:IntercompanyTaxReceivablesPayables
dei:LegalEntity
ppl:LiabilitiesAndMembersEquity
ppl:ByCompany, ppl:CreditFacilityDescription, us-gaap:StatementGeographical
ppl:LineOfCredit1
dei:LegalEntity, ppl:ByCompany, ppl:CreditFacilityDescription
ppl:MaximumDebtToTotalCapitalizationRatio
dei:LegalEntity, ppl:CreditFacilityDescription
ppl:ByCompany, ppl:CreditFacilityDescription
ppl:ByCompany, ppl:CreditFacilityDescription, us-gaap:StatementGeographical
ppl:ByCompany, ppl:CreditFacilityDescription, us-gaap:StatementGeographical
ppl:MaximumPercentageOfTotalNetDebtToRegulatoryAssetValue
dei:LegalEntity, us-gaap:IncomeTaxAuthority
ppl:NetOperatingLossCarryforwardsByType
us-gaap:IncomeTaxAuthority
us-gaap:IncomeTaxAuthority
ppl:OperatingLossCarryforwardsValuationAllowanceCapitalLosses
us-gaap:IncomeTaxAuthority
ppl:OperatingLossCarryforwardsValuationAllowanceNetOperatingLosses
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
ppl:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfDisposalGroupNetOfTax
us-gaap:StatementScenario, us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:IncomeTaxAuthority
ppl:OtherLossCarryforward
dei:LegalEntity, ppl:ByCompany, ppl:CreditFacilityDescription
ppl:PotentialCreditFacilityCapacityIncrease
dei:LegalEntity, ppl:CreditFacilityDescription
ppl:ByCompany, ppl:CreditFacilityDescription
dei:LegalEntity
ppl:PriceRiskManagementLiabilities
dei:LegalEntity
ppl:PriceRiskManagementLiabilitiesCurrent
us-gaap:StatementGeographical, us-gaap:LongtermDebtType
ppl:PrincipalAmountThatMayBePutBackToIssuer
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
ppl:ProceedsFromDailyDividendDivestitureOfBusiness
us-gaap:StatementScenario, us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

ppl:PropertyPlantAndEquipmentNetNonregulated
dei:LegalEntity, ppl:GuaranteeByDescription, ppl:GuaranteeByEntity, us-gaap:GuaranteeObligationsByNature
ppl:ProportionateShareOfOhioValleyElectricCorporationOutstandingDebt
dei:LegalEntity, ppl:GuaranteeByDescription, us-gaap:GuaranteeObligationsByNature
ppl:ByCompany, ppl:GuaranteeByDescription, ppl:GuaranteeByEntity, us-gaap:GuaranteeObligationsByNature
ppl:GuaranteeByDescription, ppl:GuaranteeByEntity, us-gaap:GuaranteeObligationsByNature
us-gaap:StatementBusinessSegments
ppl:SegmentAssetsPropertyPlantAndEquipmentNotSubjectToEffectsOfCertainTypeOfRegulation
dei:LegalEntity, ppl:ByCompany, us-gaap:ShortTermDebtType
ppl:ShortTermDebtMaximumBorrowingCapacity
dei:LegalEntity, us-gaap:ShortTermDebtType
ppl:ByCompany, us-gaap:ShortTermDebtType
us-gaap:ShortTermDebtType

ppl:SolarPanelInventory
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
ppl:TotalExposureHedgedForeignCurrencyContractsClassifiedAsEconomicActivity

ppl:TotalOtherIntangibleAssetsFiniteInfinite
dei:LegalEntity
dei:LegalEntity
ppl:UnbilledContractsReceivableAllowanceForCreditLossCurrent

ppl:UnbilledContractsReceivableAllowanceforCreditLossCurrent
dei:LegalEntity
dei:LegalEntity, us-gaap:BalanceSheetLocation, us-gaap:RelatedPartyTransactionsByRelatedParty
ppl:VEBAFundsReceivable
dei:LegalEntity, us-gaap:RelatedPartyTransactionsByRelatedParty
dei:LegalEntity, ppl:DefinedBenefitPlansTrustsWithinPlan, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
ppl:ValueOfPlanUsPensionTrustAssetsThatRelateToSubsidiary
dei:LegalEntity, ppl:DefinedBenefitPlansTrustsWithinPlan, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
dei:LegalEntity
us-gaap:AccountsPayableRelatedPartiesCurrent
dei:LegalEntity
us-gaap:AccountsReceivableRelatedParties
dei:LegalEntity, us-gaap:EnvironmentalRemediationSite
us-gaap:AccrualForEnvironmentalLossContingencies
ppl:ByCompany, us-gaap:EnvironmentalRemediationSite

us-gaap:AdditionalCollateralAggregateFairValue
dei:LegalEntity

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent
dei:LegalEntity

us-gaap:AllowanceForDoubtfulAccountsReceivableNoncurrent
dei:LegalEntity
dei:LegalEntity
us-gaap:AmountOfRestrictedNetAssetsForConsolidatedAndUnconsolidatedSubsidiaries
ppl:ByCompany

us-gaap:AssetRetirementObligation
dei:LegalEntity
dei:LegalEntity
us-gaap:AssetRetirementObligationCurrent

us-gaap:AssetRetirementObligationsNoncurrent
dei:LegalEntity
dei:LegalEntity, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:AssetsFairValueDisclosure
dei:LegalEntity, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
dei:LegalEntity, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:CashAndCashEquivalentsFairValueDisclosure
dei:LegalEntity, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency

us-gaap:CollateralAlreadyPostedAggregateFairValue
dei:LegalEntity, ppl:ByCompany, us-gaap:ShortTermDebtType
us-gaap:CommercialPaper
dei:LegalEntity, us-gaap:ShortTermDebtType
ppl:ByCompany, us-gaap:ShortTermDebtType
us-gaap:ShortTermDebtType

us-gaap:ContractWithCustomerLiability
dei:LegalEntity

us-gaap:DebtInstrumentCarryingAmount
dei:LegalEntity
dei:LegalEntity, ppl:LongTermDebtActivity, us-gaap:LongtermDebtType
dei:LegalEntity, us-gaap:LongtermDebtType
ppl:LongTermDebtActivity, us-gaap:StatementGeographical, us-gaap:LongtermDebtType
us-gaap:StatementGeographical
us-gaap:StatementGeographical, us-gaap:LongtermDebtType
dei:LegalEntity, us-gaap:FairValueByMeasurementBasis
us-gaap:DebtInstrumentFairValue
us-gaap:FairValueByMeasurementBasis
dei:LegalEntity
us-gaap:DebtInstrumentUnamortizedDiscount

us-gaap:DebtInstrumentUnamortizedDiscountPremiumNet
dei:LegalEntity
us-gaap:DebtInstrumentUnamortizedPremium
dei:LegalEntity, us-gaap:LongtermDebtType
us-gaap:DebtWeightedAverageInterestRate
us-gaap:StatementGeographical, us-gaap:LongtermDebtType

us-gaap:DeferredFinanceCostsGross
dei:LegalEntity
dei:LegalEntity
us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxLiabilities
dei:LegalEntity

us-gaap:DeferredTaxAssetsCapitalLossCarryforwards
us-gaap:IncomeTaxAuthority

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsDomestic
dei:LegalEntity
dei:LegalEntity, us-gaap:IncomeTaxAuthority
us-gaap:IncomeTaxAuthority

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal
dei:LegalEntity
dei:LegalEntity, us-gaap:IncomeTaxAuthority
us-gaap:IncomeTaxAuthority

us-gaap:DeferredTaxAssetsOther
dei:LegalEntity
us-gaap:IncomeTaxAuthority
us-gaap:DeferredTaxAssetsOtherLossCarryforwards

us-gaap:DeferredTaxAssetsRegulatoryAssetsAndLiabilities
dei:LegalEntity
us-gaap:BalanceSheetLocation
us-gaap:DeferredTaxAssetsStateTaxes

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards
dei:LegalEntity
dei:LegalEntity, us-gaap:IncomeTaxAuthority, us-gaap:TaxCreditCarryforward
us-gaap:IncomeTaxAuthority, us-gaap:TaxCreditCarryforward
ppl:TaxReform, us-gaap:IncomeTaxAuthority, us-gaap:TaxCreditCarryforward, us-gaap:TaxPeriod
us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsForeign

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions
dei:LegalEntity
dei:LegalEntity
us-gaap:DeferredTaxLiabilitiesLeasingArrangements

us-gaap:DeferredTaxLiabilitiesOther
dei:LegalEntity

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment
dei:LegalEntity

us-gaap:DeferredTaxLiabilitiesRegulatoryAssets
dei:LegalEntity

us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent
dei:LegalEntity
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAmountsRecognizedInBalanceSheet
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent
dei:LegalEntity
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanBenefitObligation
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
dei:LegalEntity, ppl:PlanSponsor, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanFundedStatusOfPlan
dei:LegalEntity, ppl:PlanSponsor, us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsProjectedBenefitObligation
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
dei:LegalEntity, ppl:DefinedBenefitPlansTrustsWithinPlan, ppl:TypeOfPortfolio, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanPlanAssetsTargetAllocationPercentage
dei:LegalEntity, ppl:DefinedBenefitPlansTrustsWithinPlan, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
ppl:DefinedBenefitPlansTrustsWithinPlan, ppl:TypeOfPortfolio, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
ppl:DefinedBenefitPlansTrustsWithinPlan, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanUltimateHealthCareCostTrendRate1
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeAssetNotOffsetPolicyElectionDeduction
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeAssets

us-gaap:DerivativeCollateralObligationToReturnCash
us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeCollateralRightToReclaimCash
dei:LegalEntity
dei:LegalEntity, us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral

us-gaap:DerivativeInstrumentsAndHedges

us-gaap:DerivativeInstrumentsAndHedgesNoncurrent
dei:LegalEntity, us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeLiabilities
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeLiabilityNotOffsetPolicyElectionDeduction

us-gaap:DerivativeNetLiabilityPositionAggregateFairValue
dei:LegalEntity, ppl:ByCompany, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:DerivativeNotionalAmount
dei:LegalEntity, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
ppl:ByCompany, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsPayable
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationDeferredTaxLiabilities
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationGoodwillCurrent
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationIntangibleAssetsCurrent
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationOtherCurrentLiabilities
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentCurrent
dei:LegalEntity, us-gaap:AwardType, us-gaap:PlanName
us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
us-gaap:AwardType, us-gaap:PlanName
dei:LegalEntity
us-gaap:EquityMethodInvestments
dei:LegalEntity, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableAllowanceForCreditLosses
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
dei:LegalEntity
dei:LegalEntity, us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
dei:LegalEntity, us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
dei:LegalEntity, us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
dei:LegalEntity, us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
dei:LegalEntity, us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
dei:LegalEntity, us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsGross
dei:LegalEntity
dei:LegalEntity, us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:ForeignCurrencyContractAssetFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:ForeignCurrencyContractsLiabilityFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency
us-gaap:StatementScenario, us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:ForeignCurrencyExchangeRateTranslation1

us-gaap:GuaranteeObligationsCurrentCarryingValue
dei:LegalEntity, ppl:GuaranteeByDescription, us-gaap:GuaranteeObligationsByNature
us-gaap:GuaranteeObligationsMaximumExposure
ppl:GuaranteeByDescription, ppl:GuaranteeByEntity, us-gaap:GuaranteeObligationsByNature
dei:LegalEntity
us-gaap:IncomeTaxesReceivable

us-gaap:InterestPayableCurrent
dei:LegalEntity
dei:LegalEntity, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:InterestRateDerivativeLiabilitiesAtFairValue
dei:LegalEntity, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency
dei:LegalEntity, us-gaap:JointlyOwnedUtilityPlant
us-gaap:JointlyOwnedUtilityPlantGrossOwnershipAmountOfPlantInService
us-gaap:JointlyOwnedUtilityPlant
dei:LegalEntity, us-gaap:JointlyOwnedUtilityPlant
us-gaap:JointlyOwnedUtilityPlantOwnershipAmountOfConstructionWorkInProgress
us-gaap:JointlyOwnedUtilityPlant
dei:LegalEntity, us-gaap:JointlyOwnedUtilityPlant
us-gaap:JointlyOwnedUtilityPlantOwnershipAmountOfPlantAccumulatedDepreciation
us-gaap:JointlyOwnedUtilityPlant
dei:LegalEntity, us-gaap:JointlyOwnedUtilityPlant
us-gaap:JointlyOwnedUtilityPlantProportionateOwnershipShare
us-gaap:JointlyOwnedUtilityPlant

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths
dei:LegalEntity

us-gaap:LessorOperatingLeasePaymentsToBeReceived
dei:LegalEntity

us-gaap:LessorOperatingLeasePaymentsToBeReceivedFiveYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedFourYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths
dei:LegalEntity

us-gaap:LessorOperatingLeasePaymentsToBeReceivedThreeYears
dei:LegalEntity

us-gaap:LessorOperatingLeasePaymentsToBeReceivedTwoYears

us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
ppl:ByCompany
us-gaap:LineOfCredit
ppl:ByCompany, ppl:CreditFacilityDescription
ppl:ByCompany, ppl:CreditFacilityDescription, us-gaap:StatementGeographical
ppl:ByCompany, us-gaap:StatementGeographical
ppl:CreditFacilityDescription, us-gaap:StatementGeographical
us-gaap:StatementGeographical
ppl:ByCompany, ppl:CreditFacilityDescription, us-gaap:StatementGeographical
us-gaap:LineOfCreditFacilityInterestRateAtPeriodEnd

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive
dei:LegalEntity

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths
dei:LegalEntity

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
dei:LegalEntity

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
dei:LegalEntity

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
dei:LegalEntity
ppl:ByCompany, us-gaap:LongtermDebtType
us-gaap:LongtermDebtWeightedAverageInterestRate
ppl:ByCompany, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType
dei:LegalEntity
us-gaap:MembersEquity

us-gaap:NontradeReceivablesCurrent
dei:LegalEntity
dei:LegalEntity
us-gaap:NotesPayableRelatedPartiesClassifiedCurrent
dei:LegalEntity, us-gaap:RelatedPartyTransactionsByRelatedParty
dei:LegalEntity
us-gaap:NotesPayableRelatedPartiesNoncurrent
dei:LegalEntity, us-gaap:LongtermDebtType, us-gaap:RelatedPartyTransactionsByRelatedParty
dei:LegalEntity
us-gaap:NotesReceivableRelatedParties
dei:LegalEntity
us-gaap:NotesReceivableRelatedPartiesCurrent
dei:LegalEntity, us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent
dei:LegalEntity
dei:LegalEntity, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:OtherAssetsFairValueDisclosure
dei:LegalEntity, us-gaap:FairValueByMeasurementFrequency
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType

us-gaap:PrepaidExpenseCurrent
dei:LegalEntity
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:PrescriptionDrugSubsidyReceiptsAfterYearFive
us-gaap:RetirementPlanType
dei:LegalEntity, us-gaap:RetirementPlanType
us-gaap:PrescriptionDrugSubsidyReceiptsNextTwelveMonths
us-gaap:RetirementPlanType

us-gaap:PropertyPlantAndEquipmentOther

us-gaap:PublicUtilitiesInventory
dei:LegalEntity
dei:LegalEntity, us-gaap:PublicUtilitiesInventory
us-gaap:PublicUtilitiesInventory

us-gaap:PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation
dei:LegalEntity

us-gaap:PublicUtilitiesPropertyPlantAndEquipmentNet
dei:LegalEntity

us-gaap:PublicUtilitiesPropertyPlantAndEquipmentPlantInService
dei:LegalEntity

us-gaap:RegulatoryAssetsCurrent
dei:LegalEntity
dei:LegalEntity, us-gaap:RegulatoryAsset
us-gaap:RegulatoryAsset

us-gaap:RegulatoryAssetsNoncurrent
dei:LegalEntity
dei:LegalEntity, us-gaap:RegulatoryAsset
us-gaap:RegulatoryAsset

us-gaap:RegulatoryLiabilityCurrent
dei:LegalEntity
dei:LegalEntity, us-gaap:RegulatoryLiability
us-gaap:RegulatoryLiability

us-gaap:RegulatoryLiabilityNoncurrent
dei:LegalEntity
dei:LegalEntity, us-gaap:RegulatoryLiability
us-gaap:RegulatoryLiability

us-gaap:RestrictedCashCurrent

us-gaap:RestrictedCashNoncurrent
us-gaap:StatementBusinessSegments
us-gaap:RevenueRemainingPerformanceObligation
us-gaap:StatementScenario, us-gaap:StatementBusinessSegments
dei:LegalEntity, us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
us-gaap:AwardType, us-gaap:PlanName
dei:LegalEntity, us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
us-gaap:AwardType, us-gaap:PlanName
dei:LegalEntity, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:ShortTermBorrowings
dei:LegalEntity
dei:LegalEntity, ppl:ByCompany, us-gaap:ShortTermDebtType
us-gaap:ShortTermDebtWeightedAverageInterestRate
dei:LegalEntity, us-gaap:ShortTermDebtType
ppl:ByCompany, us-gaap:ShortTermDebtType

us-gaap:UnbilledContractsReceivable
dei:LegalEntity
ppl:TaxReform
us-gaap:UndistributedEarningsOfForeignSubsidiaries
dei:LegalEntity, us-gaap:UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchased
us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary
ppl:ByCompany, us-gaap:UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchased
dei:LegalEntity, us-gaap:UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchased
us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary
ppl:ByCompany, us-gaap:UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchased
dei:LegalEntity, us-gaap:UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchased
us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary
ppl:ByCompany, us-gaap:UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchased
dei:LegalEntity, us-gaap:UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchased
us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary
ppl:ByCompany, us-gaap:UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchased
dei:LegalEntity, us-gaap:UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchased
us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary
ppl:ByCompany, us-gaap:UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchased
dei:LegalEntity, us-gaap:UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchased
us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount
ppl:ByCompany, us-gaap:UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchased
dei:LegalEntity, us-gaap:UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchased
us-gaap:UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears
ppl:ByCompany, us-gaap:UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchased
dei:LegalEntity, us-gaap:ValuationAllowancesAndReservesType
us-gaap:ValuationAllowancesAndReservesBalance
us-gaap:ValuationAllowancesAndReservesType

Plots across concepts


IncomeStatement
Income Loss From Continuing Operations 
Before Income Taxes Extraordinary Items Noncontrolling Interest
Expenses
Other Nonoperating Income Expense
Balance Sheet
Intangible Assets Net Excluding Goodwill
Assets
Inventory Net
Current Assets
Other Assets Current
NonCurrent Assets
Intangible Assets Net Excluding Goodwill
PropertyPlantAndEquipmentNet
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
Liabilities
Liabilities Current
Current Liabilities
Taxes Payable Current
Noncurrent Liabilities
Other Liabilities Noncurrent
Stockholders Equity
Accumulated Other Comprehensive Income Loss Net Of Tax
Per Share
Earnings Per Share Diluted
CashFlow
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInOperatingActivities
Increase Decrease In Inventories
NetCashProvidedByUsedInInvestingActivities
Payments For Proceeds From Other Investing Activities
NetCashProvidedByUsedInFinancingActivities
Net Cash Provided By Used In Financing Activities
Shares
Weighted Average Number Of Diluted Shares Outstanding
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Due Year Four
AccountsReceivable
Allowance For Doubtful Accounts Receivable Current

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:CommonStockValue ███████▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▃▃▃▃▃▃▃▃▃▃▃▃▁▁8.08.08.08.08.08.08.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.06.06.06.06.06.06.06.06.06.06.06.06.05.05.0NANANA4.0NANANA
us-gaap:CommonStockSharesIssued ███████▇▇▇▇▇▆▆▆▆▆▆▆▆▆▆▆▆▆▆▅▅▅▅▅▅▄▃▃▃▃▃▃▃▃▁▁769.564769.427768.907768.797768.783768.266767.233722.307721.84721.371720.323719.702699.128697.383693.398688.133685.473682.427679.731679.268677.549676.384673.857671.792669.514667.713665.849664.653664.018631.417630.321630.239591.622583.214581.944580.97580.213579.52578.405577.844577.265484.618483.391NANANA377.183NANANA
us-gaap:CommonStockSharesAuthorized ████████████████████▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁1560.01560.01560.01560.01560.01560.01560.01560.01560.01560.01560.01560.01560.01560.01560.01560.01560.01560.01560.01560.0780.0780.0780.0780.0780.0780.0780.0780.0780.0780.0780.0780.0780.0780.0780.0780.0780.0780.0780.0780.0780.0780.0780.0NANANA780.0NANANA
us-gaap:CommonStockSharesOutstanding ███████▇▇▇▇▇▆▆▆▆▆▆▆▆▆▆▆▆▆▆▅▅▅▅▅▅▄▃▃▃▃▃▃▃▃▁▁769.564769.427768.907768.797768.783768.266767.233722.307721.84721.371720.323719.702699.128697.383693.398688.133685.473682.427679.731679.268677.549676.384673.857671.792669.514667.713665.849664.653664.018631.417630.321630.239591.622583.214581.944580.97580.213579.52578.405577.844577.265484.618483.391NANANA377.183NANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding ▁█769.466770.71NA769.66769.408768.738NA731.151730.915729.953NA710.517700.976695.322NA688.746686.351683.084NA680.348680.729678.817NA673.702671.286668.732NA666.402665.792663.939NA664.343664.615657.02NA582.636580.593579.527NA578.054562.019484.345NA482.762382.075377.986NANANANA
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic █▁769.466769.159NA768.786768.768767.948NA722.259721.785721.023NA703.73699.006694.514NA686.563683.841680.882NA678.114677.145675.441NA670.763668.415666.974NA664.432653.132630.749NA631.046589.834582.64NA580.585579.881579.041NA577.595561.652484.138NA482.552381.896377.717NANANANA
 us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities us-gaap:EmployeeStockOption█▁3.4430.233NA0.3641.170.25NA0.00.00.0NA0.0150.4410.23NA0.6960.6960.696NA0.6960.6960.696NA1.4840.3481.473NA0.5270.792.54NA1.1362.1926.589NA4.935NANANANANANANANANANANANANANA
us-gaap:EarningsPerShareBasic NANA0.37999999999999990.370.450.720.490.660.610.650.570.630.740.650.110.520.430.590.680.70.710.710.590.58-1.130.971.040.740.350.5-0.160.650.680.70.610.610.460.930.780.760.350.820.730.510.220.660.40.05-0.020.64
us-gaap:EarningsPerShareDiluted NANA0.37999999999999990.370.450.720.480.650.60.640.570.620.730.650.110.510.430.590.680.690.710.710.590.58-1.130.961.040.740.340.49-0.160.620.630.650.60.610.460.930.780.760.350.820.730.510.220.660.40.05-0.020.64
us-gaap:EarningsPerShareBasicAndDiluted █▁0.03-2.39NANA0.450.72NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  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
 EBT Margin dei:LegalEntity ppl:KentuckyUtilitiesCo▃█▃▆▁▅▃▇▂▆▄▆▃█▅▇▂▅▃█▃▆411.0469.0418.0452.0388.0432.0418.0466.0406.0450.0428.0447.0414.0471.0441.0460.0406.0437.0415.0474.0407.0453.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 EBT Margin dei:LegalEntity ppl:LGAndEAndKUEnergyLLCNA885.0775.0806.0700.0825.0785.0844.0732.0845.0797.0802.0743.0872.0806.0818.0723.0809.0759.0835.0721.0826.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 EBT Margin dei:LegalEntity ppl:LouisvilleGasAndElectricCo▂█▄▄▁▇▄▅▂▇▅▄▂▇▄▄▁▆▃▄▁▅342.0428.0364.0363.0322.0407.0374.0382.0334.0410.0380.0362.0335.0419.0375.0363.0324.0391.0353.0368.0323.0386.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 EBT Margin dei:LegalEntity ppl:PplElectricUtilitiesCorp▃▆▅▅▄▆▆▅▂█▅▃▂█▅▃▁▅▃▃▁▅537.0605.0583.0586.0554.0608.0602.0590.0521.0645.0573.0548.0517.0639.0575.0547.0500.0573.0537.0539.0495.0585.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Operating Margin dei:LegalEntity ppl:KentuckyUtilitiesCo▄▇▄▆▃▅▄▆▃▆▅▅▄▇▅▆▃▅▄▇▃▆▂▆▃▇▄▄▃█▃▄▂▅▁▄▂▂▁▄▁411.0469.0418.0452.0388.0432.0418.0466.0406.0450.0428.0447.0414.0471.0441.0460.0406.0437.0415.0474.0407.0453.0386.0461.0396.0485.0413.0422.0404.0498.0406.0414.0383.0432.0359.0411.0374.0380.0357.0420.0365.0NANANANANANANANANA
 Operating Margin dei:LegalEntity ppl:LGAndEAndKUEnergyLLCNA885.0775.0806.0700.0825.0785.0844.0732.0845.0797.0802.0743.0872.0806.0818.0723.0809.0759.0835.0721.0826.0701.0801.0714.0899.0759.0753.0722.0934.0750.0744.0682.0800.0664.0732.0658.0705.0653.0736.0638.0NANANANANANANANANA
 Operating Margin dei:LegalEntity ppl:LouisvilleGasAndElectricCo▃▆▄▄▂▅▄▄▂▅▄▄▂▆▄▄▂▅▃▄▂▄▂▃▂▆▄▃▃█▃▃▂▅▂▂▁▃▂▃▁342.0428.0364.0363.0322.0407.0374.0382.0334.0410.0380.0362.0335.0419.0375.0363.0324.0391.0353.0368.0323.0386.0323.0351.0331.0439.0363.0347.0344.0479.0361.0343.0316.0390.0334.0333.0304.0353.0329.0340.0297.0NANANANANANANANANA
 Operating Margin dei:LegalEntity ppl:PplElectricUtilitiesCorp▅▇▆▆▅▇▇▆▄█▆▅▄█▆▅▄▆▅▅▄▆▄▄▃█▅▃▂▆▃▃▁▄▃▂▁▃▂▂▂▅537.0605.0583.0586.0554.0608.0602.0590.0521.0645.0573.0548.0517.0639.0575.0547.0500.0573.0537.0539.0495.0585.0499.0519.0476.0630.0526.0477.0449.0592.0479.0464.0414.0513.0457.0444.0404.0458.0439.0455.0440.0558.0NANANANANANANANA
  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
 TTM Greenblatt ROC _ _▃▄▆▅▅▆▅▆▅▆▅▅▅▇▆▆▆▆▆▆▆▆▅▅▅█▇▇▆▆▁▇▆▅▆▅▅█▇▆▅▆▅▄▂▄▂270.0415.0704.0687.0595.0817.0693.0726.0640.0781.0657.0686.0658.0851.0793.0777.0702.0796.0714.0786.0725.0823.0617.0686.0638.01067.0983.0869.0718.0715.031.0857.0758.0693.0822.0664.0572.01051.0934.0767.0595.0805.0642.0522.0226.0476.0248.0NANANA
  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:ComprehensiveIncomeNetOfTax █▁3710.0-1502.0NA956.0108.0546.0NA199.092.0783.0NA292.0299.0NANANANANANANANANANA471.0-706.0610.0-141.0457.0260.0452.0344.0531.0423.0207.0-542.0436.0-119.0599.0166.0379.0185.0456.036.0527.0-66.0499.0NANANANA
 us-gaap:GainsLossesOnExtinguishmentOfDebt ppl:ByCompany,ppl:CreditFacilityDescription,ppl:LongTermDebtActivity ppl:PplCapitalFunding,us-gaap:SeniorNotes,ppl:Repayment322.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:GainsLossesOnExtinguishmentOfDebt ppl:ByCompany,ppl:CreditFacilityDescription,ppl:LongTermDebtActivity,us-gaap:SubsequentEventType ppl:PplCapitalFunding,us-gaap:SeniorNotes,ppl:Repayment,us-gaap:SubsequentEventNANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncomeLossFromContinuingOperations ▁█-536.0203.0NANA153.0204.0NANANANANANANANANANANANANANANANANANANA647.0551.0490.0229.0324.0-98.0409.0404.0NA359.0355.0277.0541.0454.0444.0197.0398.0338.0306.085.0247.0129.051.021.0232.0
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ▁▅▅▆▆█▆▇▇▇▇▇█▇▇▆▅▇▇▇██-191.0262.0369.0490.0418.0694.0445.0593.0525.0592.0511.0548.0657.0569.0541.0471.0368.0532.0603.0612.0675.0660.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest dei:LegalEntity ppl:KentuckyUtilitiesCo▂▆▂▅▁▅▂▇▂▅▃▅▂▆▅█▄▅▄█▄▇69.0107.076.0103.064.0100.073.0121.075.0103.078.098.075.0111.0102.0124.090.0102.093.0126.088.0121.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest dei:LegalEntity ppl:LGAndEAndKUEnergyLLCNA176.0119.0168.0100.0169.0105.0201.0109.0156.0114.0162.0117.0181.0174.0211.0140.0166.0147.0212.0135.0192.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest dei:LegalEntity ppl:LouisvilleGasAndElectricCo▁▇▃▆▁▆▁█▁▅▁▅▂▆▅█▃▆▃█▂▆57.094.068.087.059.092.056.0102.056.081.058.084.062.093.084.0104.069.087.072.0102.064.091.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest dei:LegalEntity ppl:PplElectricUtilitiesCorp▃▅▆▇▅▅▅▅▃▅▂▄▁█▆▅▃▃▃▄▃▅130.0150.0169.0178.0158.0159.0159.0158.0126.0163.0121.0146.0102.0197.0165.0159.0124.0127.0127.0148.0127.0150.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments us-gaap:DerivativeInstrumentRisk,us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome,us-gaap:StatementEquityComponents ppl:AccumulatedDefinedBenefitPlansPriorServiceCosts,us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome,us-gaap:AccumulatedDefinedBenefitPlansAdjustment9.0NA-1.0-1.0-1.0-1.0-1.0-1.0-1.00.00.0-1.0-1.0NA0.0-1.0-1.0NA0.0-1.0-1.0NA0.00.00.00.0-1.0-2.0-2.0-2.0-2.0-3.0-3.0-2.0NANANANANANANANANANANANANANANANA
 us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome,us-gaap:StatementEquityComponents us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome,us-gaap:AccumulatedGainLossNetCashFlowHedgeParent█▁11.0-39.0NA-60.024.03.0NA25.033.0-30.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome,us-gaap:StatementEquityComponents us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome,us-gaap:AccumulatedGainLossNetCashFlowHedgeParent█▁1.0-25.0NA-48.020.03.0NA22.027.0-24.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncomeTaxExpenseBenefit ▇▃▄▅▄▄▄▄▄▄▄▄▄▄█▄▄▄▄▄▅▅▃▄▄▆▆▆▄▄▁▄▄▅▅▃▄▆▆▄▄▅▄▃▃▄345.059.079.0209.074.0140.081.0118.084.0126.096.0103.0142.0117.0463.0116.076.0129.0138.0139.0192.0179.033.0144.071.0268.0261.0265.0149.0112.0-164.084.0109.0151.0181.017.088.0259.0262.0110.096.0223.0111.019.07.0126.0NANANANA
us-gaap:InterestExpense █▂▄▄▄▄▄▄▄▄▄▄▃▃▃▃▃▃▃▃▃▃▃▃▃▄▄▄▄▄▄▄▄▄▄▄▃▃▃▃▄▂▂▂▁▁474.0153.0251.0249.0253.0248.0248.0259.0246.0241.0245.0244.0235.0239.0232.0230.0222.0217.0217.0223.0224.0224.0226.0221.0215.0247.0249.0258.0258.0264.0251.0246.0258.0251.0247.0248.0236.0230.0220.0240.0264.0174.0180.0171.0131.0111.0NANANANA
us-gaap:NetIncomeLoss ▆▁▇▇▇█▇███████▇▇▇█████19.0-1840.0290.0281.0344.0554.0364.0475.0441.0466.0415.0445.0515.0452.078.0355.0292.0403.0465.0473.0483.0481.0NANANA647.0695.0497.0229.0316.0-98.0410.0405.0413.0359.0355.0271.0541.0454.0444.0196.0401.0355.0248.085.0250.0153.020.0-7.0241.0
us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted ▆▁▇▇▇█▇▇▇▇▇▇█▇▆▇▇▇▇▇▇▇▇▇▄██▇▇▇▆▇▇▇▇▇▇█19.0-1840.0290.0281.0343.0553.0365.0475.0440.0466.0415.0444.0515.0451.078.0354.0292.0402.0463.0472.0482.0479.0398.0391.0-758.0644.0691.0495.0228.0323.0-91.0415.0418.0426.0352.0353.0269.0538.0NANANANANANANANANANANANA
us-gaap:OperatingIncomeLoss ▃▄▆▅▅▆▅▆▅▆▅▅▅▇▆▆▆▆▆▆▆▆▅▅▅█▇▇▆▆▁▇▆▅▆▅▅█▇▆▅▆▅▄▂▄▂▂▁▃270.0415.0704.0687.0595.0817.0693.0726.0640.0781.0657.0686.0658.0851.0793.0777.0702.0796.0714.0786.0725.0823.0617.0686.0638.01067.0983.0869.0718.0715.031.0857.0758.0693.0822.0664.0572.01051.0934.0767.0595.0805.0642.0522.0226.0476.0248.0171.086.0391.0
us-gaap:OtherComprehensiveIncomeLossNetOfTax █▃▂▃▂▂▂▂▂▃▂▂▂▃▂▂▃▂▂▁▃▂▂▂▂▂▁▂▂▃▃▃▂▂▁▂▂▂▂▂3691.0338.0-293.0675.0-236.0-8.0-86.0-276.0-349.0317.0-265.0-153.0-216.0143.081.020.0254.01.0-298.0-623.0302.0-431.0-522.078.051.0-37.0-836.0-40.031.0136.0442.0121.018.0-206.0-901.081.0-390.058.0-288.0-65.0NANANANANANANANANANA
us-gaap:OtherNonoperatingIncomeExpense 13.0NA-84.052.076.0125.00.0126.0131.052.099.0106.0234.0-43.0-20.0-76.0-112.0-47.0106.049.0174.061.047.075.0-102.095.080.0144.0-82.0-23.0-42.0-116.013.0122.0-8.0-44.030.0-17.06.037.0-34.0-5.0-13.0-26.00.08.0NANANANA
 us-gaap:RegulatedOperatingRevenue dei:LegalEntity ppl:KentuckyUtilitiesCo▃█▄▆▁▅▄█▃▇▅▆▄█▆▇408.0464.0415.0444.0380.0432.0417.0464.0404.0448.0425.0445.0412.0465.0439.0457.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RegulatedOperatingRevenue dei:LegalEntity ppl:LouisvilleGasAndElectricCo▂█▄▄▁▆▄▅▂▆▅▄▂▇▄▄333.0421.0360.0362.0320.0393.0368.0380.0328.0397.0372.0357.0331.0407.0367.0361.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ▁▂▃▃▂▃▃▃▂▃▃▂▂▃▃▂▂▃▂▃▂▃▂▃▂▆▃▆▅▁▅▅▆▄▆▄▄██▅▄▅▂▃▂▅▂▂▂▄1302.01516.01912.01879.01724.02041.01954.01930.01773.02063.01939.01853.01844.02142.01926.01845.01725.01951.01832.01889.01785.02011.01780.01878.01781.03165.01946.03449.02874.01223.02848.03105.03450.02457.03222.02403.02549.04112.04218.03120.02489.02910.01863.02179.01473.03006.01710.01782.01643.02314.0
us-gaap:Revenues ▁▂▃▃▂▃▃▃▂▃▃▃▂▃▃▂▂▃▂▃▂▃▂▃▂▆▃▆▅▁▅▅▆▄▆▄▄██▅▄▅▂▃▂▅▂▂▂▄1288.01498.01929.01885.01739.02054.01954.01933.01803.02079.01939.01872.01848.02126.01926.01845.01725.01951.01832.01889.01785.02011.01780.01878.01781.03165.01946.03449.02874.01223.02848.03105.03450.02457.03222.02403.02549.04112.04218.03120.02489.02910.01863.02179.01473.03006.01710.01782.01643.02314.0
  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 ▃███▇▇▇▆▆▆▆▅▅▅▅▄▄▄▃▃▄▄▄▄▃█████▇▆▆▆▆▆▆▆▅▅▄▁▁36759.047781.048116.047924.046520.046328.045680.044559.044204.044567.043396.043042.042830.042388.041479.040758.039964.039034.038315.038038.039528.038709.039301.039246.038244.048921.048864.048189.048193.047973.046259.044988.043746.043341.043634.043240.043508.044082.042648.040956.040537.032741.032837.0NANANA22165.0NANANA
us-gaap:LiabilitiesAndStockholdersEquity ▃███▇▇▇▆▆▆▆▅▅▅▅▄▄▄▃▃▄▄▄▄▃█████▇▆▆▆▆▆▆▆▅▅▄▁▁36759.047781.048116.047924.046520.046328.045680.044559.044204.044567.043396.043042.042830.042388.041479.040758.039964.039034.038315.038038.039528.038709.039301.039246.038244.048921.048864.048189.048193.047973.046259.044988.043746.043341.043634.043240.043508.044082.042648.040956.040537.032741.032837.0NANANA22165.0NANANA
us-gaap:StockholdersEquity █▄▆▇▆▆▆▅▅▅▅▅▄▄▄▄▃▃▃▃▃▃▃▃▃▇▇▇▇▆▅▅▄▃▃▄▄▄▄▄▄▁▁14952.011554.013373.013686.013044.013241.012991.011902.011983.012172.011657.011783.011240.011176.010761.010692.010490.010109.09899.09975.010325.09762.09919.010222.09941.014036.013628.013974.013735.012717.012466.012344.010936.010524.010480.011214.010962.011267.010828.010848.010651.08530.08210.0NANANA5496.0NANANA
  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:AssetsCurrent ▄█▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▃▂▂▃▂▂▂▂▂▂▃▃▃▂▂▂▃9018.020327.02768.02695.03268.02956.02767.02534.02231.02429.02432.02545.02600.02490.02294.02331.02166.02227.02067.02099.02360.02713.02646.02990.02870.05699.06159.05760.05537.06094.05153.04971.04775.04989.05068.05227.06151.07062.06426.05412.05364.05747.06188.0NANANA4752.0NANANA
us-gaap:CashAndCashEquivalentsAtCarryingValue █▁▁▁▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▁▂▂▂▂▂▂▂▁▁▂▂▂▂▂▂▂▂▂▅▅▂▁7629.0421.0708.0746.01278.0915.0815.0670.0406.0518.0621.0842.0852.0629.0485.0676.0467.0409.0341.0416.0492.0814.0836.0981.0846.01335.01751.01188.01269.01256.01102.01291.0711.0853.0901.0946.0981.01103.01202.01511.01269.01245.0925.04853.04505.01724.0801.0NANANA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents █▁▁▁▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁7630.0422.0727.0769.01301.0936.0836.0690.0428.0540.0643.0864.0875.0653.0511.0696.0490.0433.0367.0NANANA875.0NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AccountsReceivableNetCurrent ▁▂▄▃▂▃▃▂▂▃▂▂▂▃▂▂▂▃▂▃▂▃▂▃▃█▆▅▆█▆▅▅▆▃▄▃▃▃▃▃▃▂569.0634.0790.0742.0665.0730.0687.0625.0662.0749.0663.0684.0675.0760.0681.0617.0628.0702.0666.0687.0667.0727.0673.0713.0737.01104.0923.0911.0981.01108.0923.0857.0879.0936.0745.0763.0750.0723.0742.0753.0712.0734.0652.0NANANA409.0NANANA
us-gaap:InventoryNet ▁▁▂▂▂▂▂▁▁▁▂▁▁▁▂▂▂▂▂▂▂▂▂▂▂▆█▇▆▅▆▆▆▅▆▆▇▆▆▆▆▅▆265.0260.0361.0351.0333.0320.0332.0295.0286.0274.0303.0295.0288.0279.0320.0323.0316.0312.0356.0346.0336.0332.0357.0321.0315.0687.0836.0763.0651.0607.0702.0686.0642.0616.0673.0663.0719.0669.0654.0633.0647.0621.0643.0NANANA357.0NANANA
us-gaap:OtherAssetsCurrent ▅▂▆▅▅▅▄▄▃▃▃▃▃▂▂▃▃▂▃▂▂▂▃█▆▂▂▂▂▂▂▃▃▄▂▂▂▂▂▂▂▃▁100.032.0130.0116.0111.0102.098.078.067.062.063.061.062.049.050.056.054.051.052.037.043.038.063.0181.0140.035.032.043.049.045.037.067.063.095.049.049.031.031.028.051.035.055.016.0NANANA5.0NANANA
  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:NoncurrentAssets NANA39656.0NANANA37225.0NANANA35175.0NANANA33787.0NANANA30772.0NANANA31056.0NANANA35514.0NANANA33783.0NANANA30727.0NANANA28125.0NANANA21733.0NANANANANANANA
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical country:GBNANA14805.0NANANA13618.0NANANA12791.0NANANA12851.0NANANA11177.0NANANA12487.0NANANA11942.0NANANA11384.0NANANANANANANANANANANANANANANANANANANA
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical country:USNANA24851.0NANANA23607.0NANANA22384.0NANANA20936.0NANANA19595.0NANANA18569.0NANANA23572.0NANANA22638.0NANANANANANANANANANANANANANANANANANANA
us-gaap:AssetsNoncurrent ▁▁▅▆▅▆▅▆▆▆▆▆▅▅▅▆▆▅▅▅▅▅▅▅▅▆▆▆▆▆▆▇▇▇▇████▇▇▄▄2796.02757.06456.06909.06467.06537.06431.06917.06843.06831.06506.06479.06407.06162.06093.06611.06565.06400.06174.05970.06374.06164.06273.06294.06156.07264.07123.07085.07275.07187.07112.07578.07553.07565.07775.08188.08339.08546.08238.07951.07839.05092.05098.0NANANA3626.0NANANA
us-gaap:ConstructionInProgressGross ▂▂▂▃▂▃▃▄▃▃▃▃▃▃▂▂▁▁▁▁▁▂▂▂▂█▇████▇▆▅▅▄▄▃▃▃▂▂▅1296.01292.01503.01596.01456.01645.01580.01880.01682.01834.01780.01816.01645.01575.01375.01494.01229.01099.01134.01184.01200.01382.01315.01478.01339.03085.02975.03194.03197.03165.03071.02822.02525.02270.02397.02106.01880.01706.01673.01549.01415.01331.02160.0NANANA567.0NANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁████████▇▇▇▇▇▇▇▇▇▇40.038.0102.098.088.087.0109.0105.0104.0104.0101.0111.0108.0114.0110.0154.0147.0137.0134.0155.0157.0144.0165.0170.0168.06516.06404.06323.06294.06283.06172.06173.06063.06039.05942.05875.05762.05758.05676.05609.05535.05550.05500.0NANANA5383.0NANANA
us-gaap:PropertyPlantAndEquipmentNet ▃▂██▇▇▇▇▇▇▆▆▆▆▆▅▅▅▅▅▅▄▅▅▄▆▆▆▆▆▆▅▅▅▅▄▄▄▃▃▃▁▁24945.024697.038892.038320.036785.036835.036482.035108.035130.035307.034458.034018.033823.033736.033092.031816.031233.030407.030074.029969.030794.029832.030382.029962.029218.034959.034597.034397.034431.033774.033087.031588.030600.029975.030032.029047.028269.027706.027266.026922.026608.021182.020858.0NANANA13174.0NANANA
us-gaap:Goodwill ▁▁▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▇▇▇▇▇█████▇▇██▇████▃▃716.0716.03274.03283.03086.03178.03198.03050.03139.03260.03162.03242.03308.03302.03258.03134.03139.03050.03060.03175.03455.03336.03550.03613.03590.03964.04005.04187.04301.04298.04225.04050.03991.03995.04158.04130.04036.04161.04114.04196.04190.01792.01761.0NANANA806.0NANANA
us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill NANA386.0NANANA367.0NANANA345.0NANANA359.0NANANA367.0NANANA336.0NANANA266.0NANANA255.0NANANA238.0NANANA215.0NANANA93.0NANANA92.0NANANA
 us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill dei:LegalEntity,us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass ppl:PplElectricUtilitiesCorp,ppl:LandRightsandEasementsIndefiniteLivedNANA17.0NANANA17.0NANANA17.0NANANA13.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass ppl:LandRightsandEasementsIndefiniteLivedNANA380.0NANANA361.0NANANA339.0NANANA359.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass us-gaap:UnclassifiedIndefinitelivedIntangibleAssetsNANA6.0NANANA6.0NANANA6.0NANANA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IntangibleAssetsNetExcludingGoodwill ▁▁▅▅▅▅▅▄▄▅▅▄▄▄▄▄▄▄▄▄▄▄▄▄▄▆▇▇▇▇▇▇▆▆▇▆▆████▇▇347.0348.0764.0763.0730.0748.0742.0709.0710.0728.0716.0700.0694.0703.0697.0666.0656.0644.0700.0693.0708.0667.0679.0672.0658.0920.0925.0936.0952.0943.0947.0932.0907.0910.0925.0913.0909.01064.01065.01074.01078.0963.0966.0NANANA615.0NANANA
 us-gaap:OperatingLeaseRightOfUseAsset dei:LegalEntity,us-gaap:BalanceSheetLocation ppl:KentuckyUtilitiesCo,us-gaap:OtherNoncurrentAssetsNANA27.0NANANA28.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:OperatingLeaseRightOfUseAsset dei:LegalEntity,us-gaap:BalanceSheetLocation ppl:LGAndEAndKUEnergyLLC,us-gaap:OtherNoncurrentAssetsNANA46.0NANANA47.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:OperatingLeaseRightOfUseAsset dei:LegalEntity,us-gaap:BalanceSheetLocation ppl:LouisvilleGasAndElectricCo,us-gaap:OtherNoncurrentAssetsNANA17.0NANANA18.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:OperatingLeaseRightOfUseAsset us-gaap:BalanceSheetLocation us-gaap:OtherNoncurrentAssetsNANA87.0NANANA96.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsNoncurrent ▃▃▃▃▃▃▃▃▂▂▁▁▁▁▁▁▁▁▁▁▁▁▂▃▃▃▂▃▃▃▃▅▅▅▅██▇▇▆▆▅▅385.0393.0398.0388.0364.0365.0386.0335.0291.0290.0192.0191.0192.0140.0135.0143.0152.0151.0160.0152.0164.0160.0311.0382.0339.0333.0312.0343.0357.0357.0357.0623.0613.0598.0637.0962.0947.0801.0790.0678.0706.0583.0571.0NANANA400.0NANANA
  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:AccountsPayableCurrent ▁▁▄▃▂▃▄▃▃▃▄▃▂▃▄▃▂▁▃▂▂▁▃▂▃▆█▇▆██▅▆▅▇▅▅▅▇▆▇▄▅683.0660.0965.0864.0804.0833.0956.0846.0830.0823.0989.0814.0804.0836.0924.0838.0752.0700.0820.0741.0726.0707.0812.0808.0902.01128.01356.01208.01178.01345.01308.01079.01114.01071.01252.01071.01037.01027.01214.01120.01246.0941.01028.0NANANA619.0NANANA
us-gaap:DividendsPayableCurrent ███████▇▇▇▇▆▆▆▆▆▆▆▅▅▅▅▅▅▅▅▅▅▅▄▄▄▃▃▃▃▃▃▃▃▃▁▁320.0320.0319.0319.0319.0319.0317.0298.0298.0298.0296.0287.0287.0285.0273.0272.0271.0270.0259.0259.0258.0257.0255.0254.0250.0249.0249.0248.0248.0236.0232.0232.0218.0215.0210.0210.0210.0214.0207.0207.0207.0174.0174.0NANANA135.0NANANA
us-gaap:LiabilitiesCurrent ▁█▂▂▂▂▂▁▁▁▂▂▂▁▁▁▂▁▁▁▁▁▁▂▂▃▃▂▂▃▂▂▂▂▂▂▂▂▂▂▂▂▂4172.015623.05977.05442.05168.05322.04900.03840.04063.04061.04563.04383.04448.04238.04023.04149.04350.04256.03837.03412.03408.04066.03876.04468.04509.07217.07443.05412.05156.06376.04912.04948.05542.05650.05625.04887.05318.05888.05255.04540.04593.04902.05214.0NANANA4182.0NANANA
us-gaap:LongTermDebtCurrent █▄▆▆█▅▅▁▁▂▃▂▂▂▂▂▃▂▃▂▂▃▃▆▄▆▆▂▂▂▂▃▃▃▃▂▁2200.0976.01574.01525.02058.01170.01172.00.0136.0202.0530.0330.0203.0250.0348.0448.0671.0417.0518.0443.0219.0485.0485.01460.01000.01535.01535.0235.0304.0304.0315.0751.0751.0751.0751.0313.012.0NA0.0502.0502.0502.0502.0NANANANANANANA
 us-gaap:OperatingLeaseLiabilityCurrent dei:LegalEntity,us-gaap:BalanceSheetLocation ppl:KentuckyUtilitiesCo,us-gaap:OtherCurrentLiabilitiesNANA9.0NANANA10.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:OperatingLeaseLiabilityCurrent dei:LegalEntity,us-gaap:BalanceSheetLocation ppl:LGAndEAndKUEnergyLLC,us-gaap:OtherCurrentLiabilitiesNANA16.0NANANA16.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:OperatingLeaseLiabilityCurrent dei:LegalEntity,us-gaap:BalanceSheetLocation ppl:LouisvilleGasAndElectricCo,us-gaap:OtherCurrentLiabilitiesNANA6.0NANANA6.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
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  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
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us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANANANANANA27.025.022.023.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive dei:LegalEntity ppl:KentuckyUtilitiesCoNANANANANANA4.03.02.03.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
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  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 █▄▆▇▆▆▆▅▅▅▅▅▄▄▄▄▃▃▃▃▃▃▃▃▃▇▇▇▇▆▅▅▄▃▃▄▄▄▄▄▄▁▁14952.011554.013373.013686.013044.013241.012991.011902.011983.012172.011657.011783.011240.011176.010761.010692.010490.010109.09899.09975.010325.09762.09919.010222.09941.014036.013628.013974.013735.012717.012466.012344.010936.010524.010480.011214.010962.011267.010828.010848.010651.08530.08210.0NANANA5496.0NANANA
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us-gaap:RetainedEarningsAccumulatedDeficit ▁▂▅▅▆▆▅▅▅▅▄▄▄▃▃▃▃▃▃▃▂▂▁▁▁█▇▇▆▆▆▇▆▆▆▅▅▅▅▄▄▄▃2854.03155.05315.05345.05383.05360.05127.05080.04903.04761.04593.04423.04266.04037.03871.04066.03983.03962.03829.03624.03409.03185.02953.02791.02654.06860.06462.06017.05768.05788.05709.06040.05863.05676.05478.05335.05190.05129.04797.04547.04306.04312.04082.0NANANA3749.0NANANA
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 us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations,us-gaap:StatementEquityComponents ppl:WPD,ppl:AccumulatedDefinedBenefitPlansNetNA2800.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
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 us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents ppl:AccumulatedDefinedBenefitPlansPriorServiceCosts▂▂▂▂▂▂▁▁▁▁▁▅▅▅▅▅▅▄▄▅▅▅▅▆▆██▆▆▅▅▄▄▃▃-15.0-16.0-16.0-16.0-16.0-17.0-18.0-18.0-18.0-19.0-19.0-7.0-7.0-7.0-7.0-7.0-7.0-8.0-8.0-5.0-5.0-6.0-6.0-3.0-3.03.03.0-3.0-4.0-5.0-6.0-9.0-11.0-13.0-14.0NANANA-25.0NANANA-32.0NANANANANANANA
 us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedGainLossNetCashFlowHedgeParentNA-5.0NA4.08.00.0-5.0NA6.0-2.0-7.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedTranslationAdjustmentNA-855.0-1158.0-1134.0-1777.0-1486.0-1425.0-1901.0-1616.0-1239.0-1533.0-1410.0-1223.0-973.0-1089.0-1432.0-1420.0-1651.0-1627.0-1357.0-716.0-984.0-520.0-383.0-435.0-352.0-286.069.0117.0120.0-11.0-314.0-401.0-394.0-149.0NANANA-243.0NANANA-195.0NANANANANANANA
us-gaap:StockIssuedDuringPeriodValueNewIssues ▁▁▁▁▁▁▄▁▁▁▁▃▁▁▂▁▁▁▁▁▁▁▁▁▁▁▁▁▄▁▁▄▂▁▁▁▁▁▁▁█▁▁▁█▁4.016.03.01.013.034.01124.014.015.032.019.0536.048.0115.0179.0101.0105.097.017.059.039.070.066.072.057.054.041.021.0998.030.04.01151.0245.037.028.021.018.032.016.016.02274.040.016.016.02426.033.0NANANANA
  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 ▆▅▄▆▅▅▅▆▅▄▅▆▆▅▅▇▅▃▅▇▅▅▅▅▅▅▆▇▅▆▅█▅▃▅▇▃▅▅▇▅▃▄▇▁▆858.0663.0499.0948.0607.0692.0539.0818.0596.0474.0611.0885.0759.0566.0707.0964.0655.0135.0660.01060.0613.0557.0584.0718.0640.0673.0775.01045.0652.0931.0634.01276.0703.0244.0670.01147.0219.0728.0661.01032.0618.0196.0337.01124.0-226.0798.0NANANANA
us-gaap:NetCashProvidedByUsedInInvestingActivities █▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▃▄▄▄▄▄▄▄▄▄▁▄▁▄▄▄9711.0-735.0-900.0-785.0-740.0-833.0-886.0-715.0-757.0-722.0-895.0-817.0-896.0-753.0-992.0-782.0-705.0-677.0-852.0-719.0-686.0-661.0-976.0-888.0-734.0-990.0-355.0-871.0-920.0-1183.0-1507.0-954.0-935.0-899.0-1007.0-763.0-642.0-711.0-913.0-740.0-6397.098.0-7389.0-382.0-148.0-310.0NANANANA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▄▄▃▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▃▃▄▄▄▃▄▄▃▄▄▄▄▄▄▄▃▄▄▄▄█▄▆▃▆▄-3531.0-71.0353.0-712.0505.0240.0473.0165.056.0142.072.0-77.0364.0331.086.027.0104.0607.0119.0-406.0-267.0115.0251.0302.0-388.0-97.0164.0-252.0279.0392.0665.0256.089.0621.0288.0-431.0315.0-124.0-37.0-43.05834.013.03121.0-409.03165.0430.0NANANANA
 us-gaap:NetCashProvidedByUsedInFinancingActivities dei:LegalEntity ppl:KentuckyUtilitiesCo▆▄▅▁█▅▆▄▅▅▅▄▅▄▅▄▅▄▄▄▄▄82.0-111.039.0-356.0297.0-6.086.0-75.058.0-14.057.0-75.043.0-46.0-10.0-113.0-25.0-50.0-42.0-106.0-34.0-79.0NANANA-73.0NANANANANANA57.082.0NA-26.0-18.0-24.0NA-20.0NANANANANANANANANANA
 us-gaap:NetCashProvidedByUsedInFinancingActivities dei:LegalEntity ppl:LGAndEAndKUEnergyLLCNA-151.0129.0-234.0112.0-45.0205.0-139.087.06.0158.0-96.0120.013.0124.0-168.0-24.0-126.0-18.0-155.05.0-86.0NANANA-115.0NANANANA430.0-107.060.0191.089.0-35.0-36.0-25.0-68.0-76.0NANANANANANANANANANA
 us-gaap:NetCashProvidedByUsedInFinancingActivities dei:LegalEntity ppl:LouisvilleGasAndElectricCo▅▁▆▃▄▁▇▂▄▂█▂▆▄▇▂▂▂▄▄▄▂24.0-70.060.0-24.0-9.0-62.087.0-57.06.0-41.0100.0-39.042.03.077.0-36.0-36.0-49.0-2.0-8.09.0-56.0NANANA-71.0NANANANANANA10.021.0NA-16.0-17.0-15.0NA-13.0NANANANANANANANANANA
 us-gaap:NetCashProvidedByUsedInFinancingActivities dei:LegalEntity ppl:PplElectricUtilitiesCorp█▃▃▃▃▂▁▅▃▂▂▂▅▃▂▂▄▄▃▃▃▃1107.090.091.03.029.0-80.0-313.0543.030.0-61.0-119.0-45.0456.0141.0-105.0-78.0363.0228.090.047.09.078.0NANANA91.0NANANANANANA64.0160.0-20.0183.0-80.0-39.024.0172.0NANANANANANANANANANA
 us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease dei:LegalEntity ppl:LGAndEAndKUEnergyLLCNA-13.04.0-127.0105.020.0-3.0-2.010.0-2.0-5.0-10.012.0-3.0-10.021.04.02.02.0-5.0-12.0-2.0-425.0442.0-27.019.0-26.024.0-7.0-5.014.0-2.0-29.09.0-47.061.0-75.045.0-111.0114.0NANANANANANANANANANA
 us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease dei:LegalEntity ppl:LouisvilleGasAndElectricCoNANA-3.05.0-2.0-8.03.03.00.0-1.0-1.0-8.05.0-1.06.02.03.0-1.01.0-4.0-3.0-8.0-161.0173.0-10.07.0-15.020.0-4.01.0-4.0-1.0-21.012.0-26.023.0-29.029.0-50.034.0NANANANANANANANANANA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect █▁▁▁▂▂▂▂▁▁▁▁▂▂▁▂▂▂7208.0-21.0-42.0-532.0365.0100.0146.0262.0-112.0-103.0-221.0-11.0222.0142.0-192.0208.057.066.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  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:IncreaseDecreaseInInventories NA-41.09.014.07.0-13.035.010.012.0-31.08.07.011.0-43.0-5.07.02.0-44.011.013.04.0-25.036.0NANA-149.074.0112.044.0-96.013.043.026.0-55.0NANANANANANANANANANANANANANANANA
 us-gaap:IncreaseDecreaseInInventories dei:LegalEntity ppl:KentuckyUtilitiesCo▄▂▅▃▃▅▇▂▅▅▅▂▆▃▄▁▄▃▄▃▄▆▇▁▆▂█▄▆▃▂2.0-15.06.0-8.0-7.03.015.0-15.03.03.05.0-13.011.0-6.0-4.0-20.00.0-8.02.0-5.0-1.010.019.0-19.012.0-15.024.00.010.0-9.0-11.0NANA-10.09.0-19.013.0-10.019.0-13.0NANANANANANANANANANA
 us-gaap:IncreaseDecreaseInInventories dei:LegalEntity ppl:LGAndEAndKUEnergyLLCNA-42.011.03.00.0-24.016.05.08.0-29.010.09.016.0-42.0-11.07.00.0-41.05.013.01.0-21.037.011.017.0-71.036.039.010.0-53.02.024.022.0-47.0-4.0-3.028.0-29.015.012.0NANANANANANANANANANA
 us-gaap:IncreaseDecreaseInInventories dei:LegalEntity ppl:LouisvilleGasAndElectricCo▅▃▅▆▆▃▅▇▅▃▅▇▅▂▅▇▅▃▅▆▅▃▆▇▅▁▆█▅▂▆▇▆▂▄▆▆▄▅▇3.0-28.05.011.07.0-27.02.020.05.0-32.05.022.05.0-36.0-6.027.00.0-33.03.018.02.0-31.018.030.05.0-56.013.039.00.0-44.014.023.012.0-37.0-10.016.013.0-19.0-4.025.0NANANANANANANANANANA
 us-gaap:IncreaseDecreaseInInventories dei:LegalEntity ppl:PplElectricUtilitiesCorpNANA-5.08.0NANA1.06.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet ▁█-57.0-2.0NA-27.031.0-24.0NA17.0-32.021.01.05.039.0-23.0-1.0-19.019.0-5.010.021.018.0-18.0-147.061.025.0-38.0-85.0-77.031.051.0-20.0-2.039.074.07.0-86.026.045.0-13.036.023.0-50.0-28.0-119.0154.0-61.0NANANANA
 us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet dei:LegalEntity ppl:KentuckyUtilitiesCo▁█2.017.0NA3.08.04.0NA7.08.0-9.0NA-7.028.0-17.0NA-7.01.012.05.0-12.011.0-1.0-7.0-6.04.05.0-3.024.0-25.09.0-13.08.0-25.020.026.0-17.0-18.03.018.0-30.0NANANANANANANANANANA
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 us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet dei:LegalEntity ppl:LouisvilleGasAndElectricCo▁█0.017.0NA4.0-1.010.0NA7.07.01.0NA7.019.0-12.0NA-9.0-8.011.08.0-7.0-3.09.0-8.0-11.0-1.03.01.0-5.09.0-5.04.0-6.05.0-11.020.06.0-11.0-8.010.0-12.0NANANANANANANANANANA
 us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet dei:LegalEntity ppl:PplElectricUtilitiesCorp▁█-13.014.0NA-7.0-9.019.0NA13.0-5.012.0NA-11.0-20.019.0NA3.0-8.014.0-6.07.0-1.07.0-8.09.0-28.06.0-14.0-2.0-3.01.09.0-19.012.026.00.0-6.010.01.0-14.0-9.0NANANANANANANANANANA
us-gaap:NetCashProvidedByUsedInOperatingActivities ▆▅▄▆▅▅▅▆▅▄▅▆▆▅▅▇▅▃▅▇▅▅▅▅▅▅▆▇▅▆▅█▅▃▅▇▃▅▅▇▅▃▄▇▁▆858.0663.0499.0948.0607.0692.0539.0818.0596.0474.0611.0885.0759.0566.0707.0964.0655.0135.0660.01060.0613.0557.0584.0718.0640.0673.0775.01045.0652.0931.0634.01276.0703.0244.0670.01147.0219.0728.0661.01032.0618.0196.0337.01124.0-226.0798.0NANANANA
us-gaap:NetIncomeLoss ▆▁▇▇▇█▇███████▇▇▇█████19.0-1840.0290.0281.0344.0554.0364.0475.0441.0466.0415.0445.0515.0452.078.0355.0292.0403.0465.0473.0483.0481.0NANANA647.0695.0497.0229.0316.0-98.0410.0405.0413.0359.0355.0271.0541.0454.0444.0196.0401.0355.0248.085.0250.0153.020.0-7.0241.0
us-gaap:ShareBasedCompensation NA6.012.05.06.06.012.05.05.014.05.05.01.015.08.08.03.019.05.05.05.013.05.0-12.010.028.012.032.0-8.028.06.0NANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities █▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▃▄▄▄▄▄▄▄▄▄▁▄▁▄▄▄9711.0-735.0-900.0-785.0-740.0-833.0-886.0-715.0-757.0-722.0-895.0-817.0-896.0-753.0-992.0-782.0-705.0-677.0-852.0-719.0-686.0-661.0-976.0-888.0-734.0-990.0-355.0-871.0-920.0-1183.0-1507.0-954.0-935.0-899.0-1007.0-763.0-642.0-711.0-913.0-740.0-6397.098.0-7389.0-382.0-148.0-310.0NANANANA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▂▂▅▄▄▄▅▄▄▄▅▄▄▄▅▄▃▃▄▄▃▃▅▅▄▅▇▅▅▅█▅▅▄▅▄▃▃▄▃▃▂▃▁▁▁498.0471.0901.0772.0750.0826.0886.0723.0745.0729.0894.0817.0777.0750.0981.0779.0696.0677.0847.0727.0690.0656.0973.0881.0737.0942.01212.01024.0962.0892.01444.0971.0969.0828.01027.0769.0627.0682.0802.0682.0575.0428.0617.0356.0341.0283.0NANANANA
  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:NetCashProvidedByUsedInFinancingActivities ▁▄▄▃▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▃▃▄▄▄▃▄▄▃▄▄▄▄▄▄▄▃▄▄▄▄█▄▆▃▆▄-3531.0-71.0353.0-712.0505.0240.0473.0165.056.0142.072.0-77.0364.0331.086.027.0104.0607.0119.0-406.0-267.0115.0251.0302.0-388.0-97.0164.0-252.0279.0392.0665.0256.089.0621.0288.0-431.0315.0-124.0-37.0-43.05834.013.03121.0-409.03165.0430.0NANANANA
 us-gaap:NetCashProvidedByUsedInFinancingActivities dei:LegalEntity ppl:KentuckyUtilitiesCo▆▄▅▁█▅▆▄▅▅▅▄▅▄▅▄▅▄▄▄▄▄82.0-111.039.0-356.0297.0-6.086.0-75.058.0-14.057.0-75.043.0-46.0-10.0-113.0-25.0-50.0-42.0-106.0-34.0-79.0NANANA-73.0NANANANANANA57.082.0NA-26.0-18.0-24.0NA-20.0NANANANANANANANANANA
 us-gaap:NetCashProvidedByUsedInFinancingActivities dei:LegalEntity ppl:LGAndEAndKUEnergyLLCNA-151.0129.0-234.0112.0-45.0205.0-139.087.06.0158.0-96.0120.013.0124.0-168.0-24.0-126.0-18.0-155.05.0-86.0NANANA-115.0NANANANA430.0-107.060.0191.089.0-35.0-36.0-25.0-68.0-76.0NANANANANANANANANANA
 us-gaap:NetCashProvidedByUsedInFinancingActivities dei:LegalEntity ppl:LouisvilleGasAndElectricCo▅▁▆▃▄▁▇▂▄▂█▂▆▄▇▂▂▂▄▄▄▂24.0-70.060.0-24.0-9.0-62.087.0-57.06.0-41.0100.0-39.042.03.077.0-36.0-36.0-49.0-2.0-8.09.0-56.0NANANA-71.0NANANANANANA10.021.0NA-16.0-17.0-15.0NA-13.0NANANANANANANANANANA
 us-gaap:NetCashProvidedByUsedInFinancingActivities dei:LegalEntity ppl:PplElectricUtilitiesCorp█▃▃▃▃▂▁▅▃▂▂▂▅▃▂▂▄▄▃▃▃▃1107.090.091.03.029.0-80.0-313.0543.030.0-61.0-119.0-45.0456.0141.0-105.0-78.0363.0228.090.047.09.078.0NANANA91.0NANANANANANA64.0160.0-20.0183.0-80.0-39.024.0172.0NANANANANANANANANANA
us-gaap:ProceedsFromIssuanceOfLongTermDebt NANA569.00.0NANA0.0696.0769.00.0457.018.0440.0144.0427.0494.0530.064.0101.0221.0796.0224.01099.01049.088.00.00.00.0NANA1176.0412.00.0450.0399.0249.0NANA500.0895.04350.00.02892.03.01150.0597.0NANANANA
 us-gaap:ProceedsFromIssuanceOfLongTermDebt dei:LegalEntity ppl:KentuckyUtilitiesCoNANA0.00.0NANA0.00.0NANA0.018.0NANA0.0NANANA0.0NANANA0.0NANANA0.0NANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:ProceedsFromIssuanceOfLongTermDebt dei:LegalEntity ppl:LGAndEAndKUEnergyLLCNANA0.00.0NANA0.00.0705.00.00.018.00.0100.0100.00.060.00.00.0221.0NANA0.0NANANA0.0NANANANANANANANANANANA0.0NANANANANANANANANANANA
us-gaap:RepaymentsOfLongTermDebt NANA197.0975.0NANA100.00.0NANA0.027.0NANA108.00.060.00.025.0221.0460.0224.01000.00.0-1.01.01.0306.00.0239.0438.0300.01.08.03.0NANANA502.0NANANA20.0NANANANANANANA
 us-gaap:RepaymentsOfLongTermDebt dei:LegalEntity ppl:KentuckyUtilitiesCoNANA0.0NANANA0.0NANANA0.0NANANA0.0NANANA0.0NANANA-250.0NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RepaymentsOfLongTermDebt dei:LegalEntity ppl:LGAndEAndKUEnergyLLCNANA0.0975.0NANA0.00.0NANA0.027.0NANA10.00.0NANA25.0221.0NANA-900.0NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:PaymentsOfDividendsCommonStock ██████▇▇▇▇▇▇▇▆▆▆▆▆▆▆▆▆▆▅▅▅▅▅▅▅▅▄▄▄▄▄▄▄▄▄▂▂▂▁▁▁320.0320.0319.0320.0319.0317.0299.0299.0298.0296.0287.0288.0285.0273.0272.0271.0271.0258.0258.0259.0258.0255.0254.0250.0250.0250.0249.0248.0236.0234.0233.0219.0216.0210.0210.0210.0210.0203.0203.0203.0170.0170.0169.0134.0132.0131.0NANANANA
us-gaap:Dividends ███████▆▆▆▅▄▄▄▃▃▃▃▁▁▁▁320.0320.0320.0319.0321.0319.0317.0298.0299.0298.0296.0288.0286.0286.0273.0272.0271.0270.0260.0258.0259.0256.0NA256.0249.0249.0NANA249.0237.0NANA218.0215.0NANA-460.0-213.0NA-208.0-206.0-175.0NANANA-138.0NANANANA
  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 Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value8.08.08.08.08.08.08.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.06.06.06.06.06.06.06.06.06.06.06.06.05.05.04.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesIssued


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value769769768768768768767722721721720719699697693688685682679679677676673671669667665664664631630630591583581580580579578577577484483377
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Authorized

us-gaap:CommonStockSharesAuthorized

us-gaap:CommonStockSharesAuthorized


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value15601560156015601560156015601560156015601560156015601560156015601560156015601560780780780780780780780780780780780780780780780780780780780780780780780780
Percentage of CommonStockSharesAuthorized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesOutstanding


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value769769768768768768767722721721720719699697693688685682679679677676673671669667665664664631630630591583581580580579578577577484483377
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockSharesOutstanding us-gaap:StatementEquityComponents

us-gaap:CommonStock


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value769769768768768768767722721721720719699697693688685682679679677676673671669667665664664631630630591583581580580579578577577484483482482378377374373
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.00.00.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value769770769769768731730729710700695688686683680680678673671668666665663664664657582580579578562484482382377
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
Value769769768768767722721721703699694686683680678677675670668666664653630631589582580579579577561484482381377
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

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EmployeeStockOption


Antidilutive
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-30
Value3443000.0233000.0364000.01170000.0250000.000015000.0441000.0230000.0696000.0696000.0696000.0696000.0696000.0696000.01484000.0348000.01473000.0527000.0790000.02540000.01136000.02192000.06589000.04935000.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value0.380.370.450.720.490.660.610.650.570.630.740.650.110.520.430.590.680.70.710.710.590.58-1.130.971.040.740.350.5-0.160.650.680.70.610.610.460.930.780.760.350.820.730.510.220.660.40.05-0.020.64
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value0.380.370.450.720.480.650.60.640.570.620.730.650.110.510.430.590.680.690.710.710.590.58-1.130.961.040.740.340.49-0.160.620.630.650.60.610.460.930.780.760.350.820.730.510.220.660.40.05-0.020.64
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic And Diluted

us-gaap:EarningsPerShareBasicAndDiluted

us-gaap:EarningsPerShareBasicAndDiluted


Earnings
Period End2021-06-302021-03-312020-06-302020-03-31
Value0.03-2.390.450.72
Percentage of EarningsPerShareBasicAndDiluted100.0100.0100.0100.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value3710-1502.095610854619992783292299471-706.0610-141.0457260452344531423207-542.0436-119.059916637918545636527-66.0499
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax284.9-99.150.96.326.810.35.238.015.816.225.1-39.619.3-7.213.39.037.012.117.112.38.4-16.818.1-4.714.63.912.17.415.71.924.2-4.516.6

us-gaap:ComprehensiveIncomeNetOfTax dei:LegalEntity

ppl:LGAndEAndKUEnergyLLC


Comprehensive
Period End2020-09-302019-09-302015-09-302015-06-302014-12-312014-09-302014-06-30
Value13415812153189163
Percentage of ComprehensiveIncomeNetOfTax14.079.425.7-7.5-12.819.924.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.18.26.43.00.92.62.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LGAndEAndKUEnergyLLC16.618.715.17.40.012.18.7

Gains Losses On Extinguishment Of Debt

us-gaap:GainsLossesOnExtinguishmentOfDebt ppl:ByCompany, ppl:CreditFacilityDescription, ppl:LongTermDebtActivity

us-gaap:GainsLossesOnExtinguishmentOfDebt

ppl:PplCapitalFunding, us-gaap:SeniorNotes, ppl:Repayment


Gains
Period End2021-06-30
Value322
Percentage of GainsLossesOnExtinguishmentOfDebt100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax24.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:PplCapitalFunding us-gaap:SeniorNotes ppl:Repayment0.0

us-gaap:GainsLossesOnExtinguishmentOfDebt ppl:ByCompany, ppl:CreditFacilityDescription, ppl:LongTermDebtActivity, us-gaap:SubsequentEventType

ppl:PplCapitalFunding, us-gaap:SeniorNotes, ppl:Repayment, us-gaap:SubsequentEvent


Gains
Period End2021-07-30
Value58
Percentage of GainsLossesOnExtinguishmentOfDebt0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:PplCapitalFunding us-gaap:SeniorNotes ppl:Repayment us-gaap:SubsequentEvent0.0

Income Loss From Continuing Operations

us-gaap:IncomeLossFromContinuingOperations

us-gaap:IncomeLossFromContinuingOperations


Income
Period End2021-06-302021-03-312020-06-302020-03-312015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-536.0203153204647551490229324-98.0409404359355277541454444197398338306852471295121232
Percentage of IncomeLossFromContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-41.213.48.910.020.428.314.28.026.5-3.413.211.711.114.810.913.210.814.27.913.718.114.05.88.27.52.91.310.0

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value-191.0262369490418694445593525592511548657569541471368532603612675660
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-14.717.30.026.124.234.022.830.729.628.726.429.635.626.628.125.521.327.332.932.437.832.8

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest dei:LegalEntity

ppl:KentuckyUtilitiesCo


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value6910776103641007312175103789875111102124901029312688121
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest-36.140.820.621.015.314.416.420.414.317.415.317.911.419.518.926.324.519.215.420.613.018.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.37.10.05.53.74.93.76.34.25.04.05.34.15.25.36.75.25.25.16.74.96.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:KentuckyUtilitiesCo17.122.90.022.816.923.30.026.019.323.00.021.918.123.00.027.022.223.30.026.621.626.7

ppl:LGAndEAndKUEnergyLLC


Income
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value176119168100169105201109156114162117181174211140166147212135192
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest67.232.234.323.924.423.633.920.826.422.329.617.831.832.244.838.031.224.434.620.029.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.60.08.95.88.35.410.46.17.65.98.76.38.59.011.48.18.58.011.27.69.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LGAndEAndKUEnergyLLC20.00.020.814.520.70.023.815.418.60.020.415.620.20.025.819.420.50.025.418.723.2

ppl:LouisvilleGasAndElectricCo


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value57946887599256102568158846293841046987721026491
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest-29.835.918.417.814.113.312.617.210.713.711.415.39.416.315.522.118.816.411.916.79.513.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.46.20.04.63.44.52.95.33.23.93.04.53.44.34.45.64.04.53.95.43.64.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LouisvilleGasAndElectricCo16.822.10.024.018.422.90.026.617.119.90.023.618.321.50.028.721.322.30.027.719.823.6

ppl:PplElectricUtilitiesCorp


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value130150169178158159159158126163121146102197165159124127127148127150
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest-68.157.345.836.337.822.935.726.624.027.523.726.615.534.630.533.833.723.921.124.218.822.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.09.90.09.59.27.88.18.27.17.96.27.95.59.28.68.67.26.56.97.87.17.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:PplElectricUtilitiesCorp23.223.90.030.628.626.20.026.824.425.50.026.919.830.90.00.00.00.00.00.00.00.0

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments us-gaap:DerivativeInstrumentRisk, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

ppl:AccumulatedDefinedBenefitPlansActuarialGainLoss, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-71.0-62.0-75.0-64.0-58.0-59.0-31.0-25.0-27.0-26.0-48.0-42.0-43.0-45.0-42.0-44.0-40.0-41.0-35.0-41.0-40.0-40.0-46.0-45.0-50.0-51.0-35.0-38.0-36.0-36.0-46.0-45.0-46.0-47.0
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-5.5-4.10.0-3.4-3.4-2.9-1.6-1.3-1.5-1.3-2.5-2.3-2.3-2.1-2.2-2.4-2.3-2.1-1.9-2.2-2.2-2.0-2.6-2.4-2.8-1.6-1.8-1.1-1.3-2.9-1.6-1.4-1.3-1.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:AccumulatedDefinedBenefitPlansActuarialGainLoss us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

ppl:AccumulatedDefinedBenefitPlansPriorServiceCosts, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Income
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302016-12-312016-09-302016-06-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value9.0-1.0-1.0-1.0-1.0-1.0-1.0-1.00.00.0-1.0-1.00.0-1.0-1.00.0-1.0-1.00.00.00.00.0-1.0-2.0-2.0-2.0-2.0-3.0-3.0-2.0
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments-12.71.31.61.71.73.24.03.7-0.0-0.02.42.3-0.02.32.5-0.02.42.5-0.0-0.0-0.0-0.02.95.35.65.64.36.76.54.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.70.0-0.1-0.1-0.0-0.1-0.1-0.10.00.0-0.1-0.10.0-0.1-0.10.0-0.1-0.10.00.00.00.0-0.1-0.1-0.1-0.2-0.1-0.1-0.1-0.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:AccumulatedDefinedBenefitPlansPriorServiceCosts us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Income
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-62.0-62.0-65.0-59.0-60.0-26.0-28.0-26.0-43.0-44.0-45.0-42.0-45.0-41.0-41.0-35.0-42.0-41.0-40.0-46.0-45.0-50.0-51.0-36.0-40.0-38.0-38.0-48.0-48.0-49.0-49.0
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments87.3100.0101.6101.7101.7104.0103.7100.0102.4102.3100.0100.0102.3102.5100.0100.0102.4102.5100.0100.0100.0100.0100.0102.9105.3105.6105.6104.3106.7106.5104.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-4.8-4.1-3.5-3.4-2.9-1.3-1.6-1.3-2.3-2.4-2.1-2.2-2.4-2.4-2.1-1.9-2.2-2.3-2.0-2.6-2.4-2.8-1.6-1.8-1.2-1.3-3.1-1.7-1.5-1.4-2.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Income
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value11-39.0-60.0243.02533-30.0
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments-15.562.993.8-41.4-5.1-100.0-122.2115.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.8-2.6-3.21.40.11.31.9-1.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.00.00.00.00.0

Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest

us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome

us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-3637.0-65.0-59.0-100.0-28.0-45.0-64.02.05.0-45.0-31.0-20.0-16.0-48.0-82.0-34.0-58.0-31.02.038-117.047-17.0-45.0-64.0-19.039-15.0-23.0-46.0-71.0-28.01.046
Percentage of IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-279.3-4.30.0-5.3-1.6-2.2-3.30.10.3-2.2-1.6-1.1-0.9-2.2-4.3-1.8-3.4-1.60.12.0-6.62.3-1.0-2.4-3.6-0.62.0-0.4-0.8-3.8-2.5-0.90.01.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-60.0-40.0-60.0-52.0-48.0-48.0-26.0-20.0-22.0-21.0-39.0-34.0-35.0-36.0-33.0-34.0-32.0-32.0-27.0-31.0-33.0-31.0-35.0-35.0-38.0-38.0-28.0-30.0-29.0-28.0-35.0-35.0-36.0-35.0
Percentage of IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest1.661.5101.752.0171.4106.740.6-1000.0-440.046.7125.8170.0218.875.040.2100.055.2103.2-1350.0-81.628.2-66.0205.977.859.4200.0-71.8200.0126.160.949.3125.0-3600.0-76.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-4.6-2.60.0-2.8-2.8-2.4-1.3-1.0-1.2-1.0-2.0-1.8-1.9-1.7-1.7-1.8-1.9-1.6-1.5-1.6-1.8-1.5-2.0-1.9-2.1-1.2-1.4-0.9-1.0-2.3-1.2-1.1-1.0-1.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Income
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value1.0-25.0-48.0203.02227-24.0
Percentage of IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest-0.038.548.0-71.4-6.71100.0540.053.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.1-1.6-2.61.20.11.11.5-1.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.00.00.00.00.0

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
Value345597920974140811188412696103142117463116761291381391921793314471268261265149112-164.084109151181178825926211096223111197.0126
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 RevenueFromContractWithCustomerExcludingAssessedTax26.53.90.011.14.36.94.16.14.76.15.05.67.75.524.06.34.46.67.57.410.88.91.97.74.08.513.47.75.29.2-5.82.73.26.15.60.73.56.36.23.53.97.76.00.90.54.2

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value474153251249253248248259246241245244235239232230222217217223224224226221215247249258258264251246258251247248236230220240264174180171131111
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax36.410.10.013.314.712.212.713.413.911.712.613.212.711.212.012.512.911.111.811.812.511.112.711.812.17.812.87.59.021.68.87.97.510.27.710.39.35.65.27.710.66.09.77.88.93.7

us-gaap:InterestExpense dei:LegalEntity

ppl:KentuckyUtilitiesCo


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value2727282829282728282626242525242424242524232424201919191920191917171717181717171817
Percentage of InterestExpense5.717.611.211.211.511.310.910.811.410.810.69.810.610.510.310.410.811.111.510.810.310.710.69.08.87.77.67.47.87.27.66.96.66.86.97.37.27.47.77.56.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.11.80.01.51.71.41.41.51.61.31.31.31.41.21.21.31.41.21.41.31.31.21.31.11.10.61.00.60.71.60.70.50.50.70.50.70.70.40.40.60.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:KentuckyUtilitiesCo6.75.80.06.27.76.50.06.07.25.80.05.46.05.20.05.25.95.50.05.15.75.30.04.34.83.90.04.55.03.80.04.14.43.90.04.44.54.50.04.34.7

ppl:LGAndEAndKUEnergyLLC


Interest
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value51515658585757585452525250494950495050484951434242424241423437363738373738383636
Percentage of InterestExpense33.320.322.522.923.423.022.023.622.421.221.322.120.921.121.322.522.623.022.421.421.922.619.519.517.016.916.315.915.913.515.014.014.715.414.915.716.517.315.013.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.40.03.03.42.82.93.03.32.62.72.82.82.32.52.72.92.52.72.62.72.42.92.32.41.32.21.21.43.41.21.21.01.51.21.51.50.90.91.21.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LGAndEAndKUEnergyLLC5.80.06.98.47.10.06.88.26.40.06.57.05.60.06.06.96.10.06.06.75.90.05.45.94.70.05.65.74.50.05.05.34.60.05.15.65.40.04.95.6

ppl:LouisvilleGasAndElectricCo


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value2021212222222222222119201918181719171818181718131313121312124.010.010.010.01110.010.01110.01112
Percentage of InterestExpense4.213.78.48.88.78.98.98.58.98.77.88.28.17.57.87.48.67.88.38.18.07.68.05.96.05.34.85.04.74.51.64.13.94.04.54.04.24.84.54.64.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.51.40.01.21.31.11.11.11.21.01.01.11.00.80.90.91.10.91.01.01.00.81.00.70.70.40.60.40.41.00.10.30.30.40.30.40.40.30.20.40.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LouisvilleGasAndElectricCo5.94.90.06.16.95.50.05.76.75.20.05.65.64.20.04.75.94.30.04.95.64.40.03.73.93.00.03.73.52.50.02.93.22.60.03.03.33.10.03.24.0

ppl:PplElectricUtilitiesCorp


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value4243434442444443414242413937373636333232323334323331313329292830252526252424242624
Percentage of InterestExpense8.928.117.117.716.617.717.716.616.717.417.116.816.615.515.915.716.215.214.714.314.314.715.014.515.312.612.412.811.211.011.212.29.710.010.510.110.210.410.910.89.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.22.80.02.32.42.22.32.22.32.02.22.22.11.71.92.02.11.71.71.71.81.61.91.71.91.01.61.01.02.41.01.00.71.00.81.00.90.60.60.81.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:PplElectricUtilitiesCorp7.56.90.07.67.67.30.07.37.96.60.07.67.65.80.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:InterestExpense us-gaap:DerivativeInstrumentRisk, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:InterestRateSwap, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Interest
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value-14.01.04.02.03.02.02.02.0
Percentage of InterestExpense-3.00.71.60.81.20.80.80.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.10.10.20.10.10.10.10.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:InterestRateSwap us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.00.00.00.00.0

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value19-1840.029028134455436447544146641544551545278355292403465473483481647695497229316-98.04104054133593552715414544441964013552488525015320-7.0241
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.5-121.40.015.020.027.118.624.624.922.621.424.027.921.14.019.216.920.725.425.027.123.920.435.714.48.025.8-3.413.211.716.811.114.810.613.210.814.27.913.819.111.45.88.38.91.1-0.410.4

us-gaap:NetIncomeLoss dei:LegalEntity

ppl:KentuckyUtilitiesCo


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
Value56866384538056956181617761876377566358785475
Percentage of NetIncomeLoss294.7-4.721.729.915.414.415.420.013.817.414.717.311.819.280.821.719.215.612.516.511.215.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.35.70.04.53.13.92.94.93.43.93.14.23.34.13.34.23.23.23.24.13.03.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:KentuckyUtilitiesCo13.918.40.018.614.018.60.020.415.718.10.017.214.718.00.016.713.814.40.016.513.316.6

ppl:LGAndEAndKUEnergyLLC


Net
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value1469513783135801581061248713086142-6.0132871039213384120
Percentage of NetIncomeLoss-7.932.848.824.124.422.033.324.026.621.029.216.731.4-7.737.229.825.619.828.117.424.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.60.07.34.86.64.18.26.06.04.57.04.76.6-0.37.25.05.35.07.04.76.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LGAndEAndKUEnergyLLC16.60.017.012.016.50.018.715.014.80.016.311.515.80.016.112.012.70.015.911.714.5

ppl:LouisvilleGasAndElectricCo


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
Value45755371477344804464456650725265425444634056
Percentage of NetIncomeLoss236.8-4.118.325.313.713.212.116.810.013.710.814.89.715.966.718.314.413.49.513.38.311.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.54.90.03.82.73.62.34.12.53.12.33.62.73.42.73.52.42.82.43.32.22.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LouisvilleGasAndElectricCo13.317.60.019.614.718.20.020.913.415.70.018.514.716.70.017.913.013.80.017.112.414.5

ppl:PplElectricUtilitiesCorp


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value96113127134118118124118941219611175148111957779779079943733293357283652
Percentage of NetIncomeLoss505.3-6.143.847.734.321.334.124.821.326.023.124.914.632.7142.326.826.419.616.619.016.419.510.39.310.76.112.66.318.413.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.47.50.07.16.85.86.36.15.35.95.06.04.16.95.85.14.54.04.24.84.44.71.11.41.10.81.40.91.41.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:PplElectricUtilitiesCorp17.118.00.023.121.419.50.020.018.219.00.020.514.623.20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NetIncomeLoss dei:LegalEntity, us-gaap:StatementEquityComponents

ppl:KentuckyUtilitiesCo, us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value56866384538056956181617761876377566358785475
Percentage of NetIncomeLoss294.7-4.721.729.915.414.415.420.013.817.414.717.311.819.280.821.719.215.612.516.511.215.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.35.70.04.53.13.92.94.93.43.93.14.23.34.13.34.23.23.23.24.13.03.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:KentuckyUtilitiesCo us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

ppl:LouisvilleGasAndElectricCo, us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value45755371477344804464456650725265425444634056
Percentage of NetIncomeLoss236.8-4.118.325.313.713.212.116.810.013.710.814.89.715.966.718.314.413.49.513.38.311.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.54.90.03.82.73.62.34.12.53.12.33.62.73.42.73.52.42.82.43.32.22.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LouisvilleGasAndElectricCo us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

ppl:PplElectricUtilitiesCorp, us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value9611312713411811812411894121961117514811195777977907994
Percentage of NetIncomeLoss505.3-6.143.847.734.321.334.124.821.326.023.124.914.632.7142.326.826.419.616.619.016.419.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.47.50.07.16.85.86.36.15.35.95.06.04.16.95.85.14.54.04.24.84.44.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:PplElectricUtilitiesCorp us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NetIncomeLoss us-gaap:StatementBusinessSegments

ppl:DiscontinuedOperationsSegment


Net
Period End2021-06-302021-03-312020-06-302020-03-31
Value555-2043.0191350
Percentage of NetIncomeLoss2921.1111.055.563.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax42.6-134.811.117.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:DiscontinuedOperationsSegment0.00.00.00.0

ppl:KentuckyRegulated


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value84146881297412772150971177912277133-13.012579958412676112109658258107809349852972344237783175260.0
Percentage of NetIncomeLoss442.1-7.930.345.921.522.919.831.622.025.119.027.415.029.4-16.735.227.123.618.126.615.723.316.89.416.525.333.9-81.622.712.120.68.120.312.57.88.117.615.818.77.30.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.59.60.06.94.36.23.77.85.55.74.16.64.26.2-0.76.84.64.94.66.74.35.63.43.32.42.08.72.83.01.43.50.93.01.31.00.92.51.22.61.40.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:KentuckyRegulated11.50.00.00.010.70.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

ppl:PennsylvaniaRegulated


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value961131261351181181251189412196112751481089577797591789487695752854951456437332933572836522636
Percentage of NetIncomeLoss505.3-6.143.448.034.321.334.324.821.326.023.125.214.632.7138.526.826.419.616.119.216.119.513.49.911.522.726.9-50.012.411.115.510.39.310.76.112.66.318.413.07.314.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.47.50.07.26.85.86.46.15.35.95.06.04.16.95.65.14.54.04.14.84.44.72.73.51.71.87.01.71.61.32.61.11.41.10.81.40.91.41.81.41.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:PennsylvaniaRegulated0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

ppl:UnitedKingdomRegulated


Net
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value1125517934019323628426427824539419792126148286331281345289375294295187206181183245313240202196165
Percentage of NetIncomeLoss38.619.652.061.453.049.764.456.767.055.176.543.6117.935.550.771.071.259.471.460.158.042.359.481.765.2-184.744.660.575.866.956.972.330.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.02.910.416.79.912.216.012.814.313.221.49.24.86.88.614.718.114.919.314.411.815.18.66.516.86.45.97.112.77.48.47.74.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:UnitedKingdomRegulated0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Corporate


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-716.0-56.0-36.0-38.0-27.0-31.0-26.0-29.0-34.0-36.0-38.0-34.0-31.0-26.0-109.09.0-12.0-57.0-25.0-25.0-16.0-14.0-19.0-24.0-23.0-73.0-7.0-14.0-8.0-11.0-3.0
Percentage of NetIncomeLoss-3768.43.0-12.4-13.5-7.8-5.6-7.1-6.1-7.7-7.7-9.2-7.6-6.0-5.8-139.72.5-4.1-14.1-5.4-5.3-3.3-2.9-2.9-3.5-4.6-31.9-2.214.3-2.0-2.7-0.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-55.0-3.70.0-2.0-1.6-1.5-1.3-1.5-1.9-1.7-2.0-1.8-1.7-1.2-5.70.5-0.7-2.9-1.4-1.3-0.9-0.7-0.6-1.2-0.7-2.5-0.6-0.5-0.3-0.3-0.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Corporate0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value19-1840.029028134455436447544146641544551545278355292403465473483481
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.5-121.40.015.020.027.118.624.624.922.621.424.027.921.14.019.216.920.725.425.027.123.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Available To Common Stockholders Diluted

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value19-1840.029028134355336547544046641544451545178354292402463472482479398391-758.0644691495228323-91.0415418426352353269538
Percentage of NetIncomeLossAvailableToCommonStockholdersDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.5-121.40.015.019.927.118.724.624.822.621.424.027.921.14.019.216.920.625.325.027.023.822.420.8-42.620.335.514.47.926.4-3.213.412.117.310.914.710.613.1

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value270415704687595817693726640781657686658851793777702796714786725823617686638106798386971871531857758693822664572105193476759580564252222647624817186391
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.727.40.036.634.540.035.537.636.137.933.937.035.739.741.242.140.740.839.041.640.640.934.736.535.833.750.525.225.058.51.127.622.028.225.527.622.425.622.124.623.927.734.524.015.315.814.59.65.216.9

us-gaap:OperatingIncomeLoss dei:LegalEntity

ppl:KentuckyUtilitiesCo


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value9313310313093127108145105127111121971391261481161271191531101479413680145951108614210911885121729770787510665
Percentage of OperatingIncomeLoss34.432.014.618.915.615.515.620.016.416.316.917.614.716.315.919.016.516.016.719.515.217.915.219.812.513.69.712.712.019.9351.613.811.217.58.814.612.27.48.013.810.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.18.80.06.95.46.25.57.55.96.25.76.55.36.56.58.06.76.56.58.16.27.35.37.24.54.64.93.23.011.63.83.82.54.92.24.02.71.91.83.42.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:KentuckyUtilitiesCo23.028.40.028.824.529.60.031.227.128.40.027.123.428.80.032.228.629.10.032.327.032.50.029.520.229.90.026.121.328.50.028.522.228.00.023.618.720.50.025.217.8

ppl:LGAndEAndKUEnergyLLC


Operating
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value240183233164234185263176217187221174239226264198221202269192246170237149236162190149228174200137192121172114115115178101
Percentage of OperatingIncomeLoss57.826.033.927.628.626.736.227.527.828.532.226.428.128.534.028.227.828.334.226.529.927.634.523.422.116.521.920.831.9561.323.318.127.714.725.919.910.912.323.217.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax15.80.012.49.511.59.513.69.910.59.611.99.411.211.714.311.511.311.014.210.812.29.612.68.47.58.35.55.218.66.16.44.07.83.87.24.52.82.75.74.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LGAndEAndKUEnergyLLC27.20.028.923.828.70.031.224.925.90.027.823.326.60.032.327.427.30.032.226.629.80.029.620.926.30.025.220.624.40.026.920.124.00.023.517.316.30.024.215.8

ppl:LouisvilleGasAndElectricCo


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value741178911080115881247910284107821121051228710689121871088310871100738669966987578055815150477843
Percentage of OperatingIncomeLoss27.428.212.616.013.414.112.717.112.313.112.815.612.513.213.215.712.413.312.515.412.013.113.515.711.19.47.49.99.613.4222.610.27.511.56.712.28.94.85.010.27.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.77.70.05.94.65.64.56.44.54.94.35.84.45.25.56.65.05.44.96.44.95.44.75.84.03.23.82.52.47.82.42.81.73.31.73.42.01.21.12.51.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LouisvilleGasAndElectricCo21.827.50.030.325.028.70.032.424.125.10.030.124.225.90.033.626.927.10.032.926.928.00.030.821.522.80.024.820.120.00.025.418.020.50.024.316.814.20.022.914.5

ppl:PplElectricUtilitiesCorp


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value1671882092141951991931931611981551781332281971891561591541761541801261211161751381241111651011059212181716379946982103
Percentage of OperatingIncomeLoss61.945.329.731.132.824.427.826.625.225.423.625.920.226.824.824.322.220.021.622.421.221.920.417.618.216.414.014.315.523.1325.812.312.117.59.910.711.07.510.19.013.812.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.812.40.011.411.39.89.910.09.19.68.09.67.210.610.210.29.08.18.49.38.69.07.16.46.55.57.13.63.913.53.53.42.74.92.53.02.51.92.22.23.33.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:PplElectricUtilitiesCorp29.830.00.036.835.332.80.032.831.131.00.032.825.835.80.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value3691338-293.0675-236.0-8.0-86.0-276.0-349.0317-265.0-153.0-216.014381202541.0-298.0-623.0302-431.0-522.07851-37.0-836.0-40.03113644212118-206.0-901.081-390.058-288.0-65.0
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax283.522.30.035.9-13.7-0.4-4.4-14.3-19.715.4-13.7-8.3-11.76.74.21.114.70.1-16.3-33.016.9-21.4-29.34.22.9-1.2-43.0-1.21.111.115.53.90.5-8.4-28.03.4-15.31.4-6.8-2.1

us-gaap:OtherComprehensiveIncomeLossNetOfTax dei:LegalEntity

ppl:LGAndEAndKUEnergyLLC


Other
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value3.08.0-3.01.01.0-2.00.0-2.0132.01.01.0-11.00.0-9.02.0-28.01.02.01.05.01.0-7.0-55.00.0-2.0-1.0290.00.0-1.0-15.00.00.0-4.00.0
Percentage of OtherComprehensiveIncomeLossNetOfTax0.9-2.7-0.4-0.4-12.52.3-0.00.6-4.9-1.3-0.50.7-13.60.0-3.5200.09.4-0.20.7-0.2-1.01.3-13.76.6-0.0-6.5-0.76.60.00.00.51.70.0-0.0-6.9-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.20.0-0.20.10.0-0.10.0-0.10.70.10.10.0-0.60.0-0.50.1-1.50.10.10.00.30.1-0.4-2.80.0-0.1-0.11.00.00.0-0.0-0.50.00.0-0.10.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LGAndEAndKUEnergyLLC0.30.0-0.40.10.10.00.0-0.30.00.30.10.10.00.0-1.20.20.00.10.30.10.00.1-1.00.00.0-0.3-0.10.00.00.0-0.10.00.00.0-0.60.0

us-gaap:OtherComprehensiveIncomeLossNetOfTax dei:LegalEntity, us-gaap:StatementEquityComponents

ppl:LGAndEAndKUEnergyLLC, ppl:AccumulatedDefinedBenefitPlansActuarialGainLoss


Other
Period End2020-12-312020-09-302019-12-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302016-12-312016-09-302016-06-302015-12-312015-09-302015-06-302014-12-312014-09-302014-06-30
Value8.0-3.0-1.0131.00.0-9.00.0-10.0-29.01.02.07.01.0-8.0-49.00.0-2.0
Percentage of OtherComprehensiveIncomeLossNetOfTax-2.7-0.41.2-4.9-0.7-0.0-11.10.0-3.99.7-0.20.7-1.31.3-15.75.9-0.0-6.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0-0.2-0.10.70.10.0-0.50.0-0.6-1.60.10.10.40.1-0.4-2.50.0-0.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LGAndEAndKUEnergyLLC ppl:AccumulatedDefinedBenefitPlansActuarialGainLoss0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

ppl:LGAndEAndKUEnergyLLC, ppl:AccumulatedDefinedBenefitPlansPriorServiceCosts


Other
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302016-12-312016-09-302016-06-302015-12-312015-09-302015-06-302014-12-312014-09-302014-06-30
Value0.0-1.00.01.01.0-2.00.01.01.00.01.0-3.00.01.0-6.00.00.0
Percentage of OtherComprehensiveIncomeLossNetOfTax-0.01.2-0.0-0.7-0.5-2.50.00.4-0.3-0.00.30.60.02.00.7-0.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0-0.10.00.10.1-0.10.00.10.10.00.1-0.20.00.1-0.30.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LGAndEAndKUEnergyLLC ppl:AccumulatedDefinedBenefitPlansPriorServiceCosts0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

ppl:AccumulatedDefinedBenefitPlansActuarialGainLoss


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value283040-265.0364647-557.0151918-140.0263435-261.0312032-30.0253431-383.0359137-479.0282627105333434
Percentage of OtherComprehensiveIncomeLossNetOfTax76.711.890.45.3-19.5-587.5647.7-5.4-5.45.752.8-17.0-15.724.5-322.2155.07.93200.010.1-4.011.3-7.273.444.9178.4-100.057.3-70.083.919.923.827.3188.9-16.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax217.42.60.01.92.72.3-28.50.81.10.9-7.21.41.81.6-13.61.71.21.6-1.61.31.91.5-21.51.95.11.2-24.60.80.92.23.71.11.01.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:AccumulatedDefinedBenefitPlansActuarialGainLoss0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

ppl:AccumulatedDefinedBenefitPlansPriorServiceCosts


Other
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value1.00.00.01.01.00.00.01.00.0-9.00.00.00.00.00.01.00.0-3.00.01.00.0-3.00.0-6.00.06.01.01.01.03.02.02.01.0
Percentage of OtherComprehensiveIncomeLossNetOfTax0.0-0.00.0-0.4-12.5-0.0-0.0-0.30.03.4-0.0-0.00.00.00.00.40.01.0-0.00.3-0.00.60.0-11.8-0.0-0.7-2.53.20.70.71.711.1-0.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.00.00.10.00.00.00.10.0-0.50.00.00.00.00.00.10.0-0.20.00.10.0-0.20.0-0.30.00.30.00.00.10.10.10.10.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:AccumulatedDefinedBenefitPlansPriorServiceCosts0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value5.0-5.0-4.08.05.0-6.08.05.0
Percentage of OtherComprehensiveIncomeLossNetOfTax0.1-1.5-0.6-3.4-62.52.2-2.31.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.4-0.3-0.20.50.2-0.30.50.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value3691338-293.0675-236.0-8.0-86.0-276.0-349.0317-265.0-153.0-216.014381202541.0-298.0-623.0302-431.0-522.07851-37.0-836.0-40.03113644212118-206.0-901.081-390.058-288.0-65.0
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax283.522.30.035.9-13.7-0.4-4.4-14.3-19.715.4-13.7-8.3-11.76.74.21.114.70.1-16.3-33.016.9-21.4-29.34.22.9-1.2-43.0-1.21.111.115.53.90.5-8.4-28.03.4-15.31.4-6.8-2.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value855303-24.0643-291.0-61.0476-285.0-377.0294-123.0-187.0-250.0116343-12.0231-24.0-270.0-641.0268-464.0-137.052-83.0-66.0-355.0-48.0-3.013130387-7.0-245.0
Percentage of OtherComprehensiveIncomeLossNetOfTax23.289.68.295.3123.3762.5-553.5103.3108.092.746.4122.2115.781.1423.5-60.090.9-2400.090.6102.988.7107.726.266.7-162.7178.442.5120.0-9.796.368.671.9-38.9118.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax65.720.00.034.2-16.9-3.024.4-14.8-21.314.3-6.3-10.1-13.65.417.8-0.713.4-1.2-14.7-33.915.0-23.1-7.72.8-4.7-2.1-18.2-1.4-0.110.710.62.8-0.2-10.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


Other
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value13-84.052761250.01261315299106234-43.0-20.0-76.0-112.0-47.010649174614775-102.09580144-82.0-23.0-42.0-116.013122-8.0-44.030-17.06.037-34.0-5.0-13.0-26.00.08.0
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.00.02.84.46.10.06.57.42.55.15.712.7-2.0-1.0-4.1-6.5-2.45.82.69.73.02.64.0-5.73.04.14.2-2.9-1.9-1.5-3.70.45.0-0.2-1.81.2-0.40.11.2-1.4-0.2-0.7-1.20.00.3

us-gaap:OtherNonoperatingIncomeExpense dei:LegalEntity

ppl:KentuckyUtilitiesCo


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value3.01.01.01.00.01.0-8.04.0-2.02.0-7.01.03.0-3.00.00.0-2.0-1.0-1.0-3.01.0-2.00.00.02.0-1.00.0-1.00.00.0-2.0-2.02.0-1.0-3.01.0-5.0-1.0-2.00.00.0
Percentage of OtherNonoperatingIncomeExpense23.10.0-1.21.90.00.80.03.2-1.53.8-7.10.91.37.0-0.0-0.01.82.1-0.9-6.10.6-3.30.00.0-2.0-1.10.0-0.7-0.0-0.04.81.715.4-0.837.5-2.3-16.75.9-33.30.0-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.20.10.00.10.00.0-0.40.2-0.10.1-0.40.10.2-0.10.00.0-0.1-0.1-0.1-0.20.1-0.10.00.00.1-0.00.0-0.00.00.0-0.1-0.10.1-0.0-0.10.0-0.2-0.0-0.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:KentuckyUtilitiesCo0.70.20.00.20.00.20.00.9-0.50.40.00.20.7-0.60.00.0-0.5-0.20.0-0.60.2-0.40.00.00.5-0.20.0-0.20.00.00.0-0.50.5-0.20.00.2-1.3-0.30.00.00.0

ppl:LGAndEAndKUEnergyLLC


Other
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value-1.01.02.0-15.02.00.00.0-14.00.01.0-3.02.01.0-4.0-2.00.0-3.0-5.0-1.0-5.0-1.0-1.0-1.0-3.0-2.0-2.0-2.0-1.0-4.00.0-2.0-1.0-4.0-7.0-3.00.00.00.0
Percentage of OtherNonoperatingIncomeExpense1.21.92.60.01.60.00.0-14.10.00.47.0-10.0-1.33.64.30.0-6.1-2.9-1.6-10.6-1.31.0-1.1-3.8-1.42.48.72.43.40.0-1.612.59.1-23.317.60.00.0-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.10.1-0.80.10.00.0-0.70.00.1-0.10.10.1-0.2-0.10.0-0.2-0.3-0.0-0.3-0.1-0.1-0.0-0.2-0.1-0.1-0.2-0.0-0.10.0-0.1-0.0-0.2-0.3-0.10.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LGAndEAndKUEnergyLLC0.00.10.30.00.20.00.00.00.00.1-0.30.00.1-0.6-0.20.0-0.4-0.7-0.10.0-0.1-0.1-0.10.0-0.3-0.3-0.20.0-0.50.0-0.20.0-0.5-1.1-0.40.00.00.0

ppl:LouisvilleGasAndElectricCo


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-06-30
Value3.0-2.00.0-1.01.0-1.0-10.00.0-1.00.0-7.0-3.0-1.0-1.0-3.0-1.01.0-2.01.0-1.0-5.00.0-3.0-1.0-1.0-1.00.00.0-1.0-2.01.0-1.0-1.0-1.00.0-3.0-1.01.01.0
Percentage of OtherNonoperatingIncomeExpense23.10.0-0.0-1.91.3-0.80.00.0-0.80.0-7.1-2.8-0.42.315.01.3-0.94.30.9-2.0-2.90.0-6.4-1.31.0-1.10.00.01.28.7-2.40.9-7.7-0.8-0.06.8-3.3-5.9-2.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.2-0.10.0-0.10.1-0.0-0.50.0-0.10.0-0.4-0.2-0.1-0.0-0.2-0.10.1-0.10.1-0.1-0.30.0-0.2-0.1-0.1-0.00.00.0-0.0-0.20.0-0.0-0.0-0.00.0-0.1-0.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LouisvilleGasAndElectricCo0.9-0.50.0-0.30.3-0.20.00.0-0.30.00.0-0.8-0.3-0.20.0-0.30.3-0.50.0-0.3-1.50.00.0-0.3-0.3-0.20.00.0-0.3-0.40.0-0.3-0.3-0.30.0-0.9-0.30.30.3

ppl:PplElectricUtilitiesCorp


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value5.05.03.07.05.03.07.07.06.05.05.05.07.06.03.04.03.01.05.04.05.03.03.01.02.02.01.03.01.02.01.02.02.01.03.03.01.01.03.03.01.0
Percentage of OtherNonoperatingIncomeExpense38.50.0-3.613.56.62.40.05.64.69.65.14.73.0-14.0-15.0-5.3-2.7-2.14.78.22.94.96.41.3-2.02.11.22.1-1.2-8.7-2.4-1.715.40.8-37.5-6.83.3-5.950.08.1-2.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.30.00.40.30.10.40.40.30.20.30.30.40.30.20.20.20.10.30.20.30.10.20.10.10.10.10.10.00.20.00.10.10.00.10.10.00.00.10.10.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:PplElectricUtilitiesCorp0.90.80.01.20.90.50.01.21.20.80.00.91.40.90.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherNonoperatingIncomeExpense us-gaap:DerivativeInstrumentRisk, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:CrossCurrencyInterestRateContract, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Other
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value-56.0266.02735-28.0
Percentage of OtherNonoperatingIncomeExpense-107.734.24.821.426.7-53.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-3.01.50.31.42.0-1.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CrossCurrencyInterestRateContract us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.00.00.0

Regulated Operating Revenue

us-gaap:RegulatedOperatingRevenue dei:LegalEntity

us-gaap:RegulatedOperatingRevenue

ppl:KentuckyUtilitiesCo


Regulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value408464415444380432417464404448425445412465439457
Percentage of RegulatedOperatingRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax31.330.60.023.622.021.221.324.022.821.721.924.022.321.722.824.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:KentuckyUtilitiesCo101.099.10.098.2100.3100.70.099.8104.1100.20.099.699.396.30.099.3

ppl:LouisvilleGasAndElectricCo


Regulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value333421360362320393368380328397372357331407367361
Percentage of RegulatedOperatingRevenue81.690.786.781.584.291.088.281.981.288.687.580.280.387.583.679.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax25.627.80.019.318.619.318.819.718.519.219.219.318.019.019.119.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LouisvilleGasAndElectricCo98.299.10.099.7100.098.00.099.2100.097.50.0100.397.694.20.099.4

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
Value13021516191218791724204119541930177320631939185318442142192618451725195118321889178520111780187817813165194634492874122328483105345024573222240325494112421831202489291018632179147330061710178216432314
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

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax dei:LegalEntity

ppl:KentuckyUtilitiesCo


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value404468416452379429414465388447429447415483441460406437415474407453386461396485413422404498406414383432359411374380357420365
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax31.030.921.824.122.021.021.224.121.921.722.124.122.522.522.924.923.522.422.725.122.822.521.724.522.215.321.212.214.140.714.313.311.117.611.117.114.79.28.513.514.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax31.030.921.824.122.021.021.224.121.921.722.124.122.522.522.924.923.522.422.725.122.822.521.724.522.215.321.212.214.140.714.313.311.117.611.117.114.79.28.513.514.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:KentuckyUtilitiesCo100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:LGAndEAndKUEnergyLLC


Revenue
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value881766806689816770844708839794796748897806818723809759835721826701801714899759753722934750744682800664732658705653736638
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax58.140.142.940.040.039.443.739.940.740.943.040.641.941.844.341.941.541.444.240.441.139.442.740.128.439.021.825.176.426.324.019.832.620.630.525.817.115.523.625.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax58.140.142.940.040.039.443.739.940.740.943.040.641.941.844.341.941.541.444.240.441.139.442.740.128.439.021.825.176.426.324.019.832.620.630.525.817.115.523.625.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LGAndEAndKUEnergyLLC100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:LouisvilleGasAndElectricCo


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value339425357363320401363383328407376356339432375363324391353368323386323351331439363347344479361343316390334333304353329340297
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax26.028.018.719.318.619.618.619.818.519.719.419.218.420.219.519.718.820.019.319.518.119.218.118.718.613.918.710.112.039.212.711.09.215.910.413.911.98.67.810.911.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax26.028.018.719.318.619.618.619.818.519.719.419.218.420.219.519.718.820.019.319.518.119.218.118.718.613.918.710.112.039.212.711.09.215.910.413.911.98.67.810.911.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LouisvilleGasAndElectricCo100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:PplElectricUtilitiesCorp


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value561627577581552606598589517638565542515637
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax43.141.430.230.932.029.730.630.529.230.929.129.227.929.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax43.141.430.230.932.029.730.630.529.230.929.129.227.929.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:PplElectricUtilitiesCorp100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax dei:LegalEntity, us-gaap:MajorCustomers

ppl:KentuckyUtilitiesCo, ppl:Commercial


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value107110101119100107106126107103100107100103
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.27.35.36.35.85.25.46.56.05.05.25.85.44.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.27.35.36.35.85.25.46.56.05.05.25.85.44.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:KentuckyUtilitiesCo ppl:Commercial100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:KentuckyUtilitiesCo, ppl:Industrial


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value98949496849194101988995999898
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.56.24.95.14.94.54.85.25.54.34.95.35.34.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.56.24.95.14.94.54.85.25.54.34.95.35.34.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:KentuckyUtilitiesCo ppl:Industrial100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:KentuckyUtilitiesCo, ppl:Other


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value3937373834384042373736393737
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.02.41.92.02.01.92.02.22.11.81.92.12.01.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.02.41.92.02.01.92.02.22.11.81.92.12.01.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:KentuckyUtilitiesCo ppl:Other100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:KentuckyUtilitiesCo, ppl:Residential


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value144208169175144183160179133182161157142199
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.113.78.89.38.49.08.29.37.58.88.38.57.79.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.113.78.89.38.49.08.29.37.58.88.38.57.79.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:KentuckyUtilitiesCo ppl:Residential100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:KentuckyUtilitiesCo, ppl:WholesaleMunicipal


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value5.06.05.07.03.05.05.06.04.02827303130
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.40.30.40.20.20.30.30.21.41.41.61.71.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.40.30.40.20.20.30.30.21.41.41.61.71.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:KentuckyUtilitiesCo ppl:WholesaleMunicipal100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:KentuckyUtilitiesCo, ppl:WholesaleOther


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value111310.017145.09.0119.08.010.0157.016
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.80.90.50.90.80.20.50.60.50.40.50.80.40.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.80.90.50.90.80.20.50.60.50.40.50.80.40.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:KentuckyUtilitiesCo ppl:WholesaleOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:LGAndEAndKUEnergyLLC, ppl:Commercial


Revenue
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value231209231200231220249215224212219207227
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax15.210.912.311.611.311.312.912.110.910.911.811.210.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax15.210.912.311.611.311.312.912.110.910.911.811.210.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LGAndEAndKUEnergyLLC ppl:Commercial100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:LGAndEAndKUEnergyLLC, ppl:Industrial


Revenue
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value140137143122136140148141133141144143142
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.27.27.67.16.77.27.78.06.47.37.87.86.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.27.27.67.16.77.27.78.06.47.37.87.86.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LGAndEAndKUEnergyLLC ppl:Industrial100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:LGAndEAndKUEnergyLLC, ppl:Other


Revenue
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value71676662666873667078656768
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.73.53.53.63.23.53.83.73.44.03.53.63.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.73.53.53.63.23.53.83.73.44.03.53.63.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LGAndEAndKUEnergyLLC ppl:Other100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:LGAndEAndKUEnergyLLC, ppl:Residential


Revenue
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value413336348293370324356271371322319288396
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax27.217.618.517.018.116.618.415.318.016.617.215.618.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax27.217.618.517.018.116.618.415.318.016.617.215.618.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LGAndEAndKUEnergyLLC ppl:Residential100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:LGAndEAndKUEnergyLLC, ppl:WholesaleMunicipal


Revenue
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value6.05.07.03.05.05.06.04.02827303130
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.30.40.20.20.30.30.21.41.41.61.71.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.30.40.20.20.30.30.21.41.41.61.71.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LGAndEAndKUEnergyLLC ppl:WholesaleMunicipal100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:LGAndEAndKUEnergyLLC, ppl:WholesaleOther


Revenue
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2012119.08.01312111314191234
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.30.60.60.50.40.70.60.60.60.71.00.71.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.30.60.60.50.40.70.60.60.60.71.00.71.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LGAndEAndKUEnergyLLC ppl:WholesaleOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:LouisvilleGasAndElectricCo, ppl:Commercial


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value107121108112100124114123108121112112107124
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.28.05.66.05.86.15.86.46.15.95.86.05.85.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.28.05.66.05.86.15.86.46.15.95.86.05.85.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LouisvilleGasAndElectricCo ppl:Commercial100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:LouisvilleGasAndElectricCo, ppl:Industrial


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value4346434738454647434446454544
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.33.02.22.52.22.22.42.42.42.12.42.42.42.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.33.02.22.52.22.22.42.42.42.12.42.42.42.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LouisvilleGasAndElectricCo ppl:Industrial100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:LouisvilleGasAndElectricCo, ppl:Other


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value3134302828282831293341273031
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.42.21.61.51.61.41.41.61.61.62.11.51.61.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.42.21.61.51.61.41.41.61.61.62.11.51.61.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LouisvilleGasAndElectricCo ppl:Other100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:LouisvilleGasAndElectricCo, ppl:Residential


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value144205167173149187164177138189161162146197
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.113.58.79.28.69.28.49.27.89.28.38.77.99.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.113.58.79.28.69.28.49.27.89.28.38.77.99.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LouisvilleGasAndElectricCo ppl:Residential100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:LouisvilleGasAndElectricCo, ppl:WholesaleOther


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value14199.03.05.017115.010.0201610.01136
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.11.30.50.20.30.80.60.30.61.00.80.50.61.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.11.30.50.20.30.80.60.30.61.00.80.50.61.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LouisvilleGasAndElectricCo ppl:WholesaleOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:PplElectricUtilitiesCorp, ppl:Commercial


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value8382807974817097879593888998
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.45.44.24.24.34.03.65.04.94.64.84.74.84.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.45.44.24.24.34.03.65.04.94.64.84.74.84.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:PplElectricUtilitiesCorp ppl:Commercial100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:PplElectricUtilitiesCorp, ppl:Distribution


Revenue
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value407388447300477416533500442414532
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.722.521.915.424.723.525.825.823.922.524.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.722.521.915.424.723.525.825.823.922.524.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:PplElectricUtilitiesCorp ppl:Distribution100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:PplElectricUtilitiesCorp, ppl:Industrial


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value13121113128.01116151717121213
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.00.80.60.70.70.40.60.80.80.80.90.60.70.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.00.80.60.70.70.40.60.80.80.80.90.60.70.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:PplElectricUtilitiesCorp ppl:Industrial100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:PplElectricUtilitiesCorp, ppl:Other


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1312121212141312131413141313
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.00.80.60.60.70.70.70.60.70.70.70.80.70.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.00.80.60.60.70.70.70.60.70.70.70.80.70.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:PplElectricUtilitiesCorp ppl:Other100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:PplElectricUtilitiesCorp, ppl:Residential


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value279361301303290344228352301407343328300408
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.423.815.716.116.816.911.718.217.019.717.717.716.319.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.423.815.716.116.816.911.718.217.019.717.717.716.319.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:PplElectricUtilitiesCorp ppl:Residential100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:PplElectricUtilitiesCorp, ppl:Transmission


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value17316017317416415927611210110599100101105
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.310.69.09.39.57.814.15.85.75.15.15.45.54.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.310.69.09.39.57.814.15.85.75.15.15.45.54.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:PplElectricUtilitiesCorp ppl:Transmission100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:MajorCustomers

ppl:Commercial


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value297313289310274312290346302319305307296325
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax22.820.615.116.515.915.314.817.917.015.515.716.616.115.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax22.820.615.116.515.915.314.817.917.015.515.716.616.115.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:Commercial100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:Industrial


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value154152148156134144151164156150158156155155
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.810.07.78.37.87.17.78.58.87.38.18.48.47.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.810.07.78.37.87.17.78.58.87.38.18.48.47.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:Industrial100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:Licensedenergysupplier


Revenue
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value518440449583512454510556521475547584
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax27.123.426.028.626.223.528.827.026.925.629.727.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax27.123.426.028.626.223.528.827.026.925.629.727.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:Licensedenergysupplier100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:Other


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value9391130130108116135128117114150119114105
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.16.06.86.96.35.76.96.66.65.57.76.46.24.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.16.06.86.96.35.76.96.66.65.57.76.46.24.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:Other100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:Residential


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value567774637651583714552708572778665647588804
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax43.551.133.334.633.835.028.236.732.337.734.334.931.937.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax43.551.133.334.633.835.028.236.732.337.734.334.931.937.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:Residential100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:Transmission


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value17316017317416415927611210110599100101105
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.310.69.09.39.57.814.15.85.75.15.15.45.54.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.310.69.09.39.57.814.15.85.75.15.15.45.54.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:Transmission100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:WholesaleMunicipal


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value5.06.05.07.03.05.05.06.04.02827303130
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.40.30.40.20.20.30.30.21.41.41.61.71.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.40.30.40.20.20.30.30.21.41.41.61.71.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:WholesaleMunicipal100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:WholesaleOther


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value132012119.08.01312111314191234
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.01.30.60.60.50.40.70.60.60.60.71.00.71.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.01.30.60.60.50.40.70.60.60.60.71.00.71.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:WholesaleOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementBusinessSegments

ppl:KentuckyRegulated


Revenue
Period End2021-06-302020-06-30
Value731689
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax56.140.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax56.140.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:KentuckyRegulated100.0100.0

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
Value12881498192918851739205419541933180320791939187218482126192618451725195118321889178520111780187817813165194634492874122328483105345024573222240325494112421831202489291018632179147330061710178216432314
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 RevenueFromContractWithCustomerExcludingAssessedTax98.998.8100.9100.3100.9100.6100.0100.2101.7100.8100.0101.0100.299.3100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues dei:LegalEntity

ppl:KentuckyUtilitiesCo


Revenuesdei:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value411469418452388432418466406450428447414471441460406437415474407453386461396485413422404498406414383432359411374380357420365
Percentage of Revenues31.931.321.724.022.321.021.424.122.521.622.123.922.422.222.924.923.522.422.725.122.822.521.724.522.215.321.212.214.140.714.313.311.117.611.117.114.79.28.513.514.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax31.630.921.924.122.521.221.424.122.921.822.124.122.522.022.924.923.522.422.725.122.822.521.724.522.215.321.212.214.140.714.313.311.117.611.117.114.79.28.513.514.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:KentuckyUtilitiesCo101.7100.2100.5100.0102.4100.7101.0100.2104.6100.799.8100.099.897.5100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:LGAndEAndKUEnergyLLC


Revenuesdei:
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value885775806700825785844732845797802743872806818723809759835721826701801714899759753722934750744682800664732658705653736638
Percentage of Revenues59.140.242.840.340.240.243.740.640.641.142.840.241.041.844.341.941.541.444.240.441.139.442.740.128.439.021.825.176.426.324.019.832.620.630.525.817.115.523.625.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax58.440.542.940.640.440.243.741.341.041.143.340.340.741.844.341.941.541.444.240.441.139.442.740.128.439.021.825.176.426.324.019.832.620.630.525.817.115.523.625.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LGAndEAndKUEnergyLLC100.5101.2100.0101.6101.1101.9100.0103.4100.7100.4100.899.397.2100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:LouisvilleGasAndElectricCo


Revenuesdei:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value342428364363322407374382334410380362335419375363324391353368323386323351331439363347344479361343316390334333304353329340297
Percentage of Revenues26.628.618.919.318.519.819.119.818.519.719.619.318.119.719.519.718.820.019.319.518.119.218.118.718.613.918.710.112.039.212.711.09.215.910.413.911.98.67.810.911.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax26.328.219.019.318.719.919.119.818.819.919.619.518.219.619.519.718.820.019.319.518.119.218.118.718.613.918.710.112.039.212.711.09.215.910.413.911.98.67.810.911.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:LouisvilleGasAndElectricCo100.9100.7102.0100.0100.6101.5103.099.7101.8100.7101.1101.798.897.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:PplElectricUtilitiesCorp


Revenuesdei:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value537605583586554608602590521645573548517639575547500573537539495585499519476630526477449592479464414513457444404458439455440558
Percentage of Revenues41.740.430.231.131.929.630.830.528.931.029.629.328.030.129.929.629.029.429.328.527.729.128.027.626.719.927.013.815.648.416.814.912.020.914.218.515.811.110.414.617.719.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax41.239.930.531.232.129.830.830.629.431.329.629.628.029.829.929.629.029.429.328.527.729.128.027.626.719.927.013.815.648.416.814.912.020.914.218.515.811.110.414.617.719.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:PplElectricUtilitiesCorp95.796.5101.0100.9100.4100.3100.7100.2100.8101.1101.4101.1100.4100.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Revenues us-gaap:StatementBusinessSegments

ppl:KentuckyRegulated


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-30
Value7418857758067008257858447328457978027438728068187238097598357218267018017148997597537229347507446828007326587057366387660.0
Percentage of Revenues57.559.140.242.840.340.240.243.740.640.641.142.840.241.041.844.341.941.541.444.240.441.139.442.740.128.439.021.825.176.426.324.019.832.630.525.817.123.625.626.30.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax56.958.440.542.940.640.440.243.741.341.041.143.340.340.741.844.341.941.541.444.240.441.139.442.740.128.439.021.825.176.426.324.019.832.630.525.817.123.625.626.30.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:KentuckyRegulated101.40.00.00.0101.60.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

ppl:PennsylvaniaRegulated


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-30
Value537605582586554608602590521645573548517639575547500573537539495585499519476630528477448591482463413512443403457454436554570
Percentage of Revenues41.740.430.231.131.929.630.830.528.931.029.629.328.030.129.929.629.029.429.328.527.729.128.027.626.719.927.113.815.648.316.914.912.020.818.415.811.114.617.519.026.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax41.239.930.431.232.129.830.830.629.431.329.629.628.029.829.929.629.029.429.328.527.729.128.027.626.719.927.113.815.648.316.914.912.020.818.415.811.114.617.519.026.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:PennsylvaniaRegulated0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

ppl:UnitedKingdomRegulated


Revenuesus-gaap:
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
Value558485476614552491541583552517584615544477502568534515563595574552587697657644672648640543572648689528557562
Percentage of Revenues28.925.727.429.928.225.430.028.028.527.631.628.928.225.929.129.129.127.331.529.632.229.433.022.033.818.723.453.022.517.516.626.421.422.021.913.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax29.225.827.630.128.225.430.528.328.527.931.728.728.225.929.129.129.127.331.529.632.229.433.022.033.818.723.453.022.517.516.626.421.422.021.913.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ppl:UnitedKingdomRegulated0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Corporate


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value10.08.0148.09.07.0158.09.06.0175.04.00.01.03.00.01.02.00.06.05.06.06.04.02.02.04.05.03.04.03.03.03.0
Percentage of Revenues0.80.50.70.40.50.30.80.40.50.30.90.30.20.00.10.20.00.10.10.00.30.20.30.30.20.10.10.10.20.20.10.10.10.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.80.50.70.40.50.30.80.40.50.30.90.30.20.00.10.20.00.10.10.00.30.20.30.30.20.10.10.10.20.20.10.10.10.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Corporate0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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
Value3675947781481164792446520463284568044559442044456743396430424283042388414794075839964390343831538038395283870939301392463824448921488644818948193479734625944988437464334143634432404350844082426484095640537327413283722165
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 dei:LegalEntity

ppl:KentuckyUtilitiesCo


Assetsdei:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value91489060907289809243890788258742869186098540840083538276825481468086808680858006807080388011823278847754771574227339723671636906671065686455631762376156
Percentage of Assets24.919.018.918.719.919.219.319.619.719.319.719.519.519.519.920.020.220.721.121.020.420.820.421.020.615.915.815.415.215.115.515.415.315.214.814.614.314.4
Percentage of Assets24.919.018.918.719.919.219.319.619.719.319.719.519.519.519.920.020.220.721.121.020.420.820.421.020.615.915.815.415.215.115.515.415.315.214.814.614.314.4
Percentage of Assets ppl:KentuckyUtilitiesCo100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:LGAndEAndKUEnergyLLC


Assetsdei:
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value16238162771608816136159421593115768156301551015412150881497014834148021451514377143441437114187142201411114090143771364813443133961282712545123711235011702114181120411019109161073710576
Percentage of Assets34.033.833.634.734.434.935.435.434.835.535.135.035.035.735.636.036.737.537.336.036.535.936.635.727.527.426.626.025.826.726.026.125.925.325.224.724.8
Percentage of Assets34.033.833.634.734.434.935.435.434.835.535.135.035.035.735.636.036.737.537.336.036.535.936.635.727.527.426.626.025.826.726.026.125.925.325.224.724.8
Percentage of Assets ppl:LGAndEAndKUEnergyLLC100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:LGEandKUEnergyLLCUnconsolidated


Assetsdei:
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value732670026782651765086362
Percentage of Assets15.215.315.615.717.016.2
Percentage of Assets15.215.315.615.717.016.2
Percentage of Assets ppl:LGEandKUEnergyLLCUnconsolidated100.0100.0100.0100.0100.0100.0

ppl:LouisvilleGasAndElectricCo


Assetsdei:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value73807328734572217156712571337027693969186883672166496587655963906294626863006195615760646068611657455664566252995105499549344780469446174562445844114387
Percentage of Assets20.115.315.315.115.415.415.615.815.715.515.915.615.515.515.815.715.716.116.416.315.615.715.415.615.011.611.611.010.610.410.710.610.710.710.510.310.110.3
Percentage of Assets20.115.315.315.115.415.415.615.815.715.515.915.615.515.515.815.715.716.116.416.315.615.715.415.615.011.611.611.010.610.410.710.610.710.710.510.310.110.3
Percentage of Assets ppl:LouisvilleGasAndElectricCo100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:PplElectricUtilitiesCorp


Assetsdei:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value1378412554123241221312020118821190112071113541124311243110961098310343100821032310175969994269070882587208511830581717921778573557252702268466729638562676118586655865705
Percentage of Assets37.526.325.625.525.825.626.127.125.725.225.925.825.624.424.325.325.524.824.623.822.322.521.721.221.416.215.915.315.014.614.815.014.614.514.013.612.813.4
Percentage of Assets37.526.325.625.525.825.626.127.125.725.225.925.825.624.424.325.325.524.824.623.822.322.521.721.221.416.215.915.315.014.614.815.014.614.514.013.612.813.4
Percentage of Assets ppl:PplElectricUtilitiesCorp100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:StatementBusinessSegments

ppl:DiscontinuedOperationsSegment


Assetsus-gaap:
Period End2021-03-312020-12-31
Value1842518983
Percentage of Assets38.639.5
Percentage of Assets38.639.5
Percentage of Assets ppl:DiscontinuedOperationsSegment100.0100.0

ppl:KentuckyRegulated


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value1628215904159431575415802156081559715434152961517615078147541463614500144681418114043140101403713853138861377713756140431331413109130621249312211120371201611368110841087010670105461028810225102291030410318
Percentage of Assets44.333.333.132.934.033.734.134.634.634.134.734.334.234.234.934.835.135.936.636.435.135.635.035.834.826.826.725.925.325.126.025.325.325.124.524.423.623.224.025.231.4
Percentage of Assets44.333.333.132.934.033.734.134.634.634.134.734.334.234.234.934.835.135.936.636.435.135.635.035.834.826.826.725.925.325.126.025.325.325.124.524.423.623.224.025.231.4
Percentage of Assets ppl:KentuckyRegulated100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:PennsylvaniaRegulated


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value1381412585123471222512036118981191812116113711126011257111101099510356100821032310175969994269070882587208511830581717921778573557252702268466729638562676023582355325600561053855189
Percentage of Assets37.626.325.725.525.925.726.127.225.725.325.925.825.724.424.325.325.524.824.623.822.322.521.721.221.416.215.915.315.014.614.815.014.614.513.813.512.712.713.213.115.8
Percentage of Assets37.626.325.725.525.925.726.127.225.725.325.925.825.724.424.325.325.524.824.623.822.322.521.721.221.416.215.915.315.014.614.815.014.614.513.813.512.712.713.213.115.8
Percentage of Assets ppl:PennsylvaniaRegulated100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:UnitedKingdomRegulated


Assetsus-gaap:
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-31
Value19094191831747917918176221712817134177531670016823168391744416813160521579815039145371501416371158021666916382159731627516005165431649616535158951432913792138161407313364
Percentage of Assets39.740.037.638.738.638.438.839.838.539.139.341.240.539.439.538.537.939.541.440.842.441.741.833.332.834.334.234.534.431.931.531.932.331.3
Percentage of Assets39.740.037.638.738.638.438.839.838.539.139.341.240.539.439.538.537.939.541.440.842.441.741.833.332.834.334.234.534.431.931.531.932.331.3
Percentage of Assets ppl:UnitedKingdomRegulated100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Corporate


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value66638677327621203904543-119.040337836135536088116202-52.028631510144641036551678698598758844114294364330347
Percentage of Assets18.11.81.51.62.62.01.2-0.30.90.80.80.80.80.20.30.5-0.10.70.80.31.11.10.91.32.12.02.01.20.90.30.20.80.80.8
Percentage of Assets18.11.81.51.62.62.01.2-0.30.90.80.80.80.80.20.30.5-0.10.70.80.31.11.10.91.32.12.02.01.20.90.30.20.80.80.8
Percentage of Assets us-gaap:Corporate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value3675947781481164792446520463284568044559442044456743396430424283042388414794075839964390343831538038395283870939301392463824448921488644818948193479734625944988437464334143634432404350844082426484095640537327413283722165
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 dei:LegalEntity

ppl:KentuckyUtilitiesCo


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value91489060907289809243890788258742869186098540840083538276825481468086808680858006807080388011823278847754771574227339723671636906671065686455631762376156
Percentage of LiabilitiesAndStockholdersEquity24.919.018.918.719.919.219.319.619.719.319.719.519.519.519.920.020.220.721.121.020.420.820.421.020.615.915.815.415.215.115.515.415.315.214.814.614.314.4
Percentage of Assets24.919.018.918.719.919.219.319.619.719.319.719.519.519.519.920.020.220.721.121.020.420.820.421.020.615.915.815.415.215.115.515.415.315.214.814.614.314.4
Percentage of Assets ppl:KentuckyUtilitiesCo100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:LGAndEAndKUEnergyLLC


Liabilities
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value162381627716088161361594215931157681563015510154121508814970148341480214515143771434414371
Percentage of LiabilitiesAndStockholdersEquity34.033.833.634.734.434.935.435.434.835.535.135.035.035.735.636.036.737.5
Percentage of Assets34.033.833.634.734.434.935.435.434.835.535.135.035.035.735.636.036.737.5
Percentage of Assets ppl:LGAndEAndKUEnergyLLC100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:LouisvilleGasAndElectricCo


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value73807328734572217156712571337027693969186883672166496587655963906294626863006195615760646068611657455664566252995105499549344780469446174562445844114387
Percentage of LiabilitiesAndStockholdersEquity20.115.315.315.115.415.415.615.815.715.515.915.615.515.515.815.715.716.116.416.315.615.715.415.615.011.611.611.010.610.410.710.610.710.710.510.310.110.3
Percentage of Assets20.115.315.315.115.415.415.615.815.715.515.915.615.515.515.815.715.716.116.416.315.615.715.415.615.011.611.611.010.610.410.710.610.710.710.510.310.110.3
Percentage of Assets ppl:LouisvilleGasAndElectricCo100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ppl:PplElectricUtilitiesCorp


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value1378412554123241221312020118821190112071113541124311243110961098310343100821032310175969994269070882587208511830581717921778573557252702268466729638562676118586655865705
Percentage of LiabilitiesAndStockholdersEquity37.526.325.625.525.825.626.127.125.725.225.925.825.624.424.325.325.524.824.623.822.322.521.721.221.416.215.915.315.014.614.815.014.614.514.013.612.813.4
Percentage of Assets37.526.325.625.525.825.626.127.125.725.225.925.825.624.424.325.325.524.824.623.822.322.521.721.221.416.215.915.315.014.614.815.014.614.514.013.612.813.4
Percentage of Assets ppl:PplElectricUtilitiesCorp100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value14952115541337313686130441324112991119021198312172116571178311240111761076110692104901010998999975103259762991910222994114036136281397413735127171246612344109361052410480112141096211267108281084810651853082105496
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets40.724.227.828.628.028.628.426.727.127.326.927.426.226.425.926.226.225.925.826.226.125.225.226.026.028.727.929.028.526.526.927.425.024.324.025.925.225.625.426.526.326.125.024.8

us-gaap:StockholdersEquity dei:LegalEntity

ppl:KentuckyUtilitiesCo


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value3873381237823744365536543574358035613512344234313414336533573349333333173323331633223298328732883241325332063170314031233044296329282884278327912761275527452747271027172691
Percentage of StockholdersEquity25.933.028.327.428.027.627.530.129.728.929.529.130.430.131.231.331.832.833.633.232.233.833.132.232.623.223.522.722.924.624.424.026.827.426.624.925.224.525.425.325.431.932.8
Percentage of Assets10.58.07.97.87.97.97.88.08.17.97.98.08.07.98.18.28.38.58.78.78.48.58.48.48.56.66.66.66.56.56.66.66.76.76.46.56.36.26.46.76.78.38.2
Percentage of Assets ppl:KentuckyUtilitiesCo42.342.141.741.739.541.040.541.041.040.840.340.840.940.740.741.141.241.041.141.441.241.041.039.941.142.041.642.742.843.242.542.943.643.943.144.244.30.044.60.00.00.00.0

ppl:LouisvilleGasAndElectricCo


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value3003296329482891285928312762277027492721268726452611256525272487245024432476244924122391233022592224220421742083204019851960191918891860181018091782177217621768173817431721
Percentage of StockholdersEquity20.125.622.021.121.921.421.323.322.922.423.122.423.223.023.523.323.424.225.024.623.424.523.522.122.415.716.014.914.915.615.715.517.317.717.316.116.315.716.316.316.320.421.0
Percentage of Assets8.26.26.16.06.16.16.06.26.26.16.26.16.16.16.16.16.16.36.56.46.16.25.95.85.84.54.44.34.24.14.24.34.34.34.14.24.14.04.14.34.35.35.2
Percentage of Assets ppl:LouisvilleGasAndElectricCo40.740.440.140.040.039.738.739.439.639.339.039.439.338.938.538.938.939.039.339.539.239.438.436.938.738.938.439.340.039.739.740.140.240.339.740.640.40.040.20.00.00.00.0

ppl:PplElectricUtilitiesCorp


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value58825122512448744817478548324918446144624461448444184068399239863968349433913389337631683119309029532810271725172494246723492333231021612062204518812123212520401980197819441896
Percentage of StockholdersEquity39.344.338.335.636.936.137.241.337.236.738.338.139.336.437.137.337.834.634.334.032.732.531.430.229.720.019.918.018.219.418.818.921.120.519.718.217.218.819.618.818.623.223.734.5
Percentage of Assets16.010.710.610.210.410.310.611.010.110.010.310.410.39.69.69.89.99.08.98.98.58.27.97.97.75.75.65.25.25.15.15.25.35.04.74.74.34.85.05.04.96.05.98.6
Percentage of Assets ppl:PplElectricUtilitiesCorp42.740.841.639.940.140.340.640.739.339.739.740.440.239.339.638.639.036.036.037.438.336.336.637.236.135.534.934.234.435.134.334.736.234.533.734.933.70.037.20.00.00.00.00.0

us-gaap:StockholdersEquity dei:LegalEntity, us-gaap:StatementEquityComponents

ppl:KentuckyUtilitiesCo, us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value2917285728572827276627662729272927292689266126612661261626162616261626162616261626162596259625962596259625962571257125452505244024402398234823482348234823482348234823482348
Percentage of StockholdersEquity19.524.721.420.721.220.921.022.922.822.122.822.623.723.424.324.524.925.926.426.225.326.626.225.426.118.519.018.418.720.020.119.822.322.822.420.921.420.821.721.622.027.528.6
Percentage of Assets7.96.05.95.95.96.06.06.16.26.06.16.26.26.26.36.46.56.76.86.96.66.76.66.66.85.35.35.35.35.35.45.45.65.55.45.45.45.35.55.75.87.27.2
Percentage of Assets ppl:KentuckyUtilitiesCo us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

ppl:KentuckyUtilitiesCo, us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value6486476176095815805375435245154734624454414334254093934003933993943833853383503022912612702302141791771261391091038991556235
Percentage of StockholdersEquity4.35.64.64.44.54.44.14.64.44.24.13.94.03.94.04.03.93.94.03.93.94.03.93.83.42.52.22.11.92.11.81.71.61.71.21.21.00.90.80.80.50.70.4
Percentage of Assets1.81.41.31.31.21.31.21.21.21.21.11.11.01.01.01.01.01.01.01.01.01.01.01.00.90.70.60.60.50.60.50.50.40.40.30.30.30.20.20.20.10.20.1
Percentage of Assets ppl:KentuckyUtilitiesCo us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

ppl:LouisvilleGasAndElectricCo, us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value1967192319231873187318451820182018201795179517551755171217121682168216821682165816581641161115411541152115211437141713641364133213321303127812781278127812781278127812781278
Percentage of StockholdersEquity13.216.614.413.714.413.914.015.315.214.715.414.915.615.315.915.716.016.617.016.616.116.816.215.115.510.811.210.310.310.710.910.812.212.412.211.411.711.311.811.812.015.015.6
Percentage of Assets5.44.04.03.94.04.04.04.14.14.04.14.14.14.04.14.14.24.34.44.44.24.24.13.94.03.13.13.02.92.82.93.03.03.02.93.02.92.93.03.13.23.93.9
Percentage of Assets ppl:LouisvilleGasAndElectricCo us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

ppl:LouisvilleGasAndElectricCo, us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value61261660159456256251852650550246846643242939138134433737036733032629529425925922922219919717216313313310810780706066364119
Percentage of StockholdersEquity4.15.34.54.34.34.24.04.44.24.14.04.03.83.83.63.63.33.33.73.73.23.33.02.92.61.81.71.61.41.51.41.31.21.31.01.00.70.60.60.60.30.50.2
Percentage of Assets1.71.31.21.21.21.21.11.21.11.11.11.11.01.00.90.90.90.91.01.00.80.80.80.70.70.50.50.50.40.40.40.40.30.30.20.20.20.20.10.20.10.10.1
Percentage of Assets ppl:LouisvilleGasAndElectricCo us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

ppl:PplElectricUtilitiesCorp, us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value450337533753355335533558355835583158315831583158315427292729272927292254215421342134193419341925181016531603143514351405134013401340119511351129979979979935879879879824
Percentage of StockholdersEquity30.132.528.126.027.226.927.429.926.425.927.126.828.124.425.425.526.022.321.821.420.719.819.518.818.211.811.810.310.411.010.710.912.311.410.810.18.98.79.08.68.310.310.715.0
Percentage of Assets12.37.97.87.47.67.77.88.07.17.17.37.37.46.46.66.76.85.85.65.65.45.04.94.94.73.43.33.03.02.92.93.03.12.82.62.62.32.22.32.32.22.72.73.7
Percentage of Assets ppl:PplElectricUtilitiesCorp us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

ppl:PplElectricUtilitiesCorp, us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value101510051007957900863910996939940939962900975899893875876873891878870821801779793750718695698645629606602563552538530532491487485451407
Percentage of StockholdersEquity6.88.77.57.06.96.57.08.47.87.78.18.28.08.78.48.48.38.78.88.98.58.98.37.87.85.65.55.15.15.55.25.15.55.75.44.94.94.74.94.54.65.75.57.4
Percentage of Assets2.82.12.12.01.91.92.02.22.12.12.22.22.12.32.22.22.22.22.32.32.22.22.12.02.01.61.51.51.41.51.41.41.41.41.31.31.21.21.21.21.21.51.41.8
Percentage of Assets ppl:PplElectricUtilitiesCorp us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value-191.0-3882.0-4220.0-3927.0-4602.0-4366.0-4358.0-4272.0-3996.0-3647.0-3964.0-3648.0-3495.0-3279.0-3422.0-3503.0-3523.0-3777.0-3778.0-3480.0-2857.0-3159.0-2728.0-2206.0-2284.0-2311.0-2274.0-1438.0-1398.0-1429.0-1565.0-1940.0
Percentage of StockholdersEquity-1.3-33.6-31.6-28.7-35.3-33.0-33.5-35.9-33.3-30.0-34.0-31.0-31.1-29.3-31.8-32.8-33.6-37.4-38.2-34.9-27.7-32.4-27.5-21.6-23.0-16.5-16.7-10.3-10.2-11.2-12.6-18.5
Percentage of Assets-0.5-8.1-8.8-8.2-9.9-9.4-9.5-9.6-9.0-8.2-9.1-8.5-8.2-7.7-8.2-8.6-8.8-9.7-9.9-9.1-7.2-8.2-6.9-5.6-6.0-4.7-4.7-3.0-2.9-3.0-3.4-4.4
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value1228112273122701226012255122391221411087110691105111021110011046210411103051012210023991798419824976697299687963095649480943393889358835283166936
Percentage of StockholdersEquity82.1106.291.889.694.092.494.093.292.490.894.593.493.193.295.894.795.598.199.498.594.699.797.794.296.267.569.267.268.165.766.766.2
Percentage of Assets33.425.725.525.626.326.426.724.925.024.825.425.624.424.624.824.825.125.425.725.824.725.124.624.525.019.419.319.519.417.418.015.9
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value8.08.08.08.08.08.08.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.07.06.06.06.0
Percentage of StockholdersEquity0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.00.10.10.10.00.00.1
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value28543155531553455383536051275080490347614593442342664037387140663983396238293624340931852953279126546860646260175768578857095478
Percentage of StockholdersEquity19.127.339.739.141.340.539.542.740.939.139.437.538.036.136.038.038.039.238.736.333.032.629.827.326.748.947.443.142.045.545.852.3
Percentage of Assets7.86.611.011.211.611.611.211.411.110.710.610.310.09.59.310.010.010.210.09.58.68.27.57.16.914.013.212.512.012.112.312.6
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


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
Value901820327276826953268295627672534223124292432254526002490229423312166222720672099236027132646299028705699615957605537609451534971477549895068522761517062642654125364574761884752
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets24.542.55.85.67.06.46.15.75.05.55.65.96.15.95.55.75.45.75.45.56.07.06.77.67.511.612.612.011.512.711.111.010.911.511.612.114.116.015.113.213.217.618.821.4

us-gaap:AssetsCurrent dei:LegalEntity

ppl:KentuckyUtilitiesCo


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value406423481441738453425402407389405396420407435432425394413417406405396679419412459370416397391389428386356372363351
Percentage of AssetsCurrent4.52.117.416.422.615.315.415.918.216.016.715.616.216.319.018.519.617.720.019.917.214.915.022.714.67.27.56.47.56.57.67.89.07.77.07.15.95.5
Percentage of Assets1.10.91.00.91.61.00.90.90.90.90.90.91.01.01.01.11.11.01.11.11.01.01.01.71.10.80.90.80.90.80.80.91.00.90.80.90.80.8
Percentage of Assets ppl:KentuckyUtilitiesCo4.44.75.34.98.05.14.84.64.74.54.74.75.04.95.35.35.34.95.15.25.05.04.98.25.35.35.95.05.75.55.55.66.45.95.55.95.85.7

ppl:LGAndEAndKUEnergyLLC


Assets
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value78989280390779684579076174079374375374582876974871378075772572776512327567689568418548901017746797763707858779706
Percentage of AssetsCurrent3.932.229.827.826.930.531.234.130.532.629.229.029.936.133.034.532.037.736.130.726.828.941.226.313.515.514.615.414.619.715.016.715.314.016.412.711.0
Percentage of Assets1.71.91.71.91.71.81.81.71.71.81.71.81.82.01.91.91.82.02.01.81.91.93.12.01.62.01.71.81.92.21.71.81.81.62.01.81.7
Percentage of Assets ppl:LGAndEAndKUEnergyLLC4.95.55.05.65.05.35.04.94.85.14.95.05.05.65.35.25.05.45.35.15.25.48.65.55.77.16.66.87.28.26.47.06.86.47.97.36.7

ppl:LGEandKUEnergyLLCUnconsolidated


Assets
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value110611111061104510621058
Percentage of AssetsCurrent40.040.243.645.651.440.0
Percentage of Assets2.32.42.42.52.82.7
Percentage of Assets ppl:LGEandKUEnergyLLCUnconsolidated15.115.915.616.016.316.6

ppl:LouisvilleGasAndElectricCo


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value371381421379369384433400368377411359351363416370336340393364337330375543335347493377350365385351366369359359343334
Percentage of AssetsCurrent4.11.915.214.111.313.015.615.816.515.516.914.113.514.618.115.915.515.319.017.314.312.214.218.211.76.18.06.56.36.07.57.17.77.47.16.95.65.2
Percentage of Assets1.00.80.90.80.80.80.90.90.80.80.90.80.80.91.00.90.80.91.01.00.90.91.01.40.90.71.00.80.70.80.80.80.80.90.80.80.80.8
Percentage of Assets ppl:LouisvilleGasAndElectricCo5.05.25.75.25.25.46.15.75.35.46.05.35.35.56.35.85.35.46.25.95.55.46.28.95.86.18.77.16.97.37.87.37.88.07.98.17.87.6

ppl:PplElectricUtilitiesCorp


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value178569662057557761376110535396107509191019648588711816576488499536590555617720769819690787774766758617705697733592883
Percentage of AssetsCurrent19.83.422.421.317.720.727.541.624.225.130.836.139.226.025.630.537.725.923.623.822.721.721.020.625.113.513.312.014.212.714.915.212.914.113.814.09.613.7
Percentage of Assets4.91.51.31.21.21.31.72.41.21.41.72.12.41.51.41.72.01.51.31.31.41.51.41.61.91.61.71.41.61.61.71.71.41.61.61.71.42.1
Percentage of Assets ppl:PplElectricUtilitiesCorp12.95.55.04.74.85.26.48.74.75.46.78.39.36.35.86.98.05.95.25.56.16.86.57.48.89.710.59.410.911.011.211.39.711.211.412.510.615.5

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value762942170874612789158156704065186218428526294856764674093414164928148369818461335175111881269125611021291711853901946981110312021511126912459254853450517248011100430
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets20.80.91.51.62.72.01.81.50.91.21.42.02.01.51.21.71.21.00.91.11.22.12.12.52.22.73.62.52.62.62.42.91.62.02.12.22.32.52.83.73.13.82.80.00.00.03.60.00.0

us-gaap:CashAndCashEquivalentsAtCarryingValue dei:LegalEntity

ppl:KentuckyUtilitiesCo


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value7.08.022151454012182313141820111531127.07.07.08.017112756.02311221821219.010.01621423.04631947.03.0
Percentage of CashAndCashEquivalentsAtCarryingValue0.11.93.12.011.34.41.52.75.72.52.32.12.31.73.14.62.61.72.11.71.62.11.328.00.71.70.61.91.41.71.90.71.41.92.34.40.34.22.66.20.60.3
Percentage of Assets0.00.00.00.00.30.10.00.00.10.00.00.00.00.00.00.10.00.00.00.00.00.00.00.70.00.00.00.00.00.00.00.00.00.00.00.10.00.10.10.20.00.0
Percentage of Assets ppl:KentuckyUtilitiesCo0.10.10.20.21.60.40.10.20.30.20.20.20.20.10.20.40.10.10.10.10.10.20.13.30.10.30.10.30.20.30.30.10.10.20.30.70.00.00.50.00.00.0

ppl:LGAndEAndKUEnergyLLC


Cash
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value16292515247273032222429392730401915131116283045513402147233035212352439029104591705611
Percentage of CashAndCashEquivalentsAtCarryingValue3.84.13.411.95.13.34.57.94.23.93.44.64.36.25.94.13.73.82.63.33.43.646.41.53.01.24.01.82.43.21.63.26.14.89.53.09.44.911.34.41.2
Percentage of Assets0.00.10.10.30.10.10.10.10.00.10.10.10.10.10.10.00.00.00.00.00.10.11.20.00.10.00.10.00.10.10.00.10.10.10.20.10.20.10.40.10.0
Percentage of Assets ppl:LGAndEAndKUEnergyLLC0.10.20.20.90.30.20.20.20.10.20.20.30.20.20.30.10.10.10.10.10.20.23.20.10.30.20.40.20.20.30.20.20.50.40.80.30.00.60.00.00.0

ppl:LouisvilleGasAndElectricCo


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value4.07.07.010.05.07.015129.09.010.0111914159.07.04.05.04.08.011191807.01710.0255.09.08.0121334224825542575412.0
Percentage of CashAndCashEquivalentsAtCarryingValue0.11.71.01.30.40.81.81.82.21.71.61.32.22.23.11.31.51.01.51.01.61.42.318.30.81.30.62.10.40.70.70.91.84.02.45.12.54.92.15.03.20.2
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.50.00.00.00.10.00.00.00.00.00.10.10.10.10.10.10.20.10.0
Percentage of Assets ppl:LouisvilleGasAndElectricCo0.10.10.10.10.10.10.20.20.10.10.10.20.30.20.20.10.10.10.10.10.10.20.32.90.10.30.20.50.10.20.20.30.30.70.51.10.60.00.60.00.00.0

ppl:PplElectricUtilitiesCorp


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-31
Value5829402613332622720232674144892049243592013363534472628352141111494225225243114031451493202614.0204485
Percentage of CashAndCashEquivalentsAtCarryingValue0.86.95.63.51.03.632.14.04.94.443.049.257.43.210.135.912.64.93.88.77.14.25.62.73.32.612.29.311.73.32.317.43.43.615.53.34.613.526.617.30.322.160.5
Percentage of Assets0.20.10.10.10.00.10.60.10.00.10.61.01.10.00.10.60.10.10.00.10.10.10.10.10.10.10.40.20.30.10.10.50.10.10.30.10.10.30.80.60.00.62.2
Percentage of Assets ppl:PplElectricUtilitiesCorp0.40.20.30.20.10.32.20.20.20.22.43.74.50.20.52.40.60.20.10.40.40.40.60.30.30.42.71.52.10.60.43.30.40.52.30.50.80.05.60.00.00.00.0

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
Value76304227277691301936836690428540643864875653511696490433367875
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 Assets20.80.91.51.62.82.01.81.51.01.21.52.02.01.51.21.71.21.11.02.2

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents dei:LegalEntity

ppl:PplElectricUtilitiesCorp


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
Value582940281535264292225269416491225124561221549
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents0.86.95.53.61.23.731.64.25.14.641.848.156.13.410.035.212.45.14.15.6
Percentage of Assets0.20.10.10.10.00.10.60.10.00.10.61.01.10.10.10.60.20.10.00.1
Percentage of Assets ppl:PplElectricUtilitiesCorp0.40.20.30.20.10.32.20.20.20.22.43.74.50.20.52.40.60.20.20.6

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value56963479074266573068762566274966368467576068161762870266668766772767371373711049239119811108923857879936745763750723742753712734652409
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.51.31.61.51.41.61.51.41.51.71.51.61.61.81.61.51.61.81.71.81.71.91.71.81.92.31.91.92.02.32.01.92.02.21.71.81.71.61.71.81.82.22.01.8

us-gaap:AccountsReceivableNetCurrent dei:LegalEntity

ppl:KentuckyUtilitiesCo


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value14815315615112613113913112012912912812513613011912011812614111312811713112214712412613614712212311811974908169
Percentage of AccountsReceivableNetCurrent26.024.119.720.418.917.920.221.018.117.219.518.718.517.919.119.319.116.818.920.516.917.617.418.416.613.313.413.813.913.313.214.413.412.79.911.810.89.3
Percentage of Assets0.40.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.40.30.30.30.30.30.30.30.30.30.30.30.30.30.30.20.20.20.2
Percentage of Assets ppl:KentuckyUtilitiesCo1.61.71.71.71.41.51.61.51.41.51.51.51.51.61.61.51.51.51.61.81.41.61.51.61.51.91.61.71.92.01.71.81.81.81.11.41.31.1

ppl:LGAndEAndKUEnergyLLC


Accounts
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value282283269233246260233219239239230229247246215221215235250201225209228216268231219238265224216202218133158145129
Percentage of AccountsReceivableNetCurrent44.535.836.335.033.737.837.333.131.936.033.633.932.536.134.835.230.635.336.430.130.931.132.029.324.325.024.024.323.924.325.223.023.317.920.719.317.4
Percentage of Assets0.60.60.60.50.50.60.50.50.50.60.50.50.60.60.50.60.60.60.70.50.60.50.60.60.50.50.50.50.60.50.50.50.50.30.40.30.3
Percentage of Assets ppl:LGAndEAndKUEnergyLLC1.71.71.71.41.51.61.51.41.51.61.51.51.71.71.51.51.51.61.81.41.61.51.61.62.01.71.71.92.11.81.81.81.91.21.41.41.2

ppl:LouisvilleGasAndElectricCo


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value11212912711810711512110299110110102104111116961019710910988979297941211079310211810293849959686460
Percentage of AccountsReceivableNetCurrent19.720.316.115.916.115.817.616.315.014.716.614.915.414.617.015.616.113.816.415.913.213.313.713.612.811.011.610.210.410.611.110.99.610.67.98.98.58.1
Percentage of Assets0.30.30.30.20.20.20.30.20.20.20.30.20.20.30.30.20.30.20.30.30.20.30.20.20.20.20.20.20.20.20.20.20.20.20.10.20.10.1
Percentage of Assets ppl:LouisvilleGasAndElectricCo1.51.81.71.61.51.61.71.51.41.61.61.51.61.71.81.51.61.51.71.81.41.61.51.61.62.11.91.82.02.42.11.91.82.11.31.51.51.4

ppl:PplElectricUtilitiesCorp


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value304346311298279289258253286320264309289328279275267304272290286318286312343403312309361387284273316325249259261271
Percentage of AccountsReceivableNetCurrent53.454.639.440.242.039.637.640.543.242.739.845.242.843.241.044.642.543.340.842.242.943.742.543.846.536.533.833.936.834.930.831.935.934.733.433.934.836.5
Percentage of Assets0.80.70.60.60.60.60.60.60.60.70.60.70.70.80.70.70.70.80.70.80.70.80.70.80.90.80.60.60.70.80.60.60.70.70.60.60.60.6
Percentage of Assets ppl:PplElectricUtilitiesCorp2.22.82.52.42.32.42.22.12.52.82.32.82.63.22.82.72.63.12.93.23.23.63.43.84.25.14.04.25.05.54.14.14.95.24.14.44.74.8

Inventory Net

us-gaap:InventoryNet

us-gaap:InventoryNet


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value265260361351333320332295286274303295288279320323316312356346336332357321315687836763651607702686642616673663719669654633647621643357
Percentage of InventoryNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.70.50.80.70.70.70.70.70.60.60.70.70.70.70.80.80.80.80.90.90.90.90.90.80.81.41.71.61.41.31.51.51.51.41.51.51.71.51.51.51.61.92.01.6

us-gaap:InventoryNet dei:LegalEntity

ppl:KentuckyUtilitiesCo


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value111109123117125131128113128124121116129117123127147146154152157157147127146134149125125115124135134124134126145141
Percentage of InventoryNet41.941.934.133.337.540.938.638.344.845.339.939.344.841.938.439.346.546.843.343.946.747.341.239.646.319.517.816.419.218.917.719.720.920.119.919.020.221.6
Percentage of Assets0.30.20.30.20.30.30.30.30.30.30.30.30.30.30.30.30.40.40.40.40.40.40.40.30.40.30.30.30.30.20.30.30.30.30.30.30.30.3
Percentage of Assets ppl:KentuckyUtilitiesCo1.21.21.41.31.41.51.51.31.51.41.41.41.51.41.51.61.81.81.91.91.92.01.81.51.91.71.91.71.71.61.72.02.01.92.12.02.32.3

ppl:LGAndEAndKUEnergyLLC


Inventory
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value200242230227226250233228219248238229212254264257256297292279277298260249239311274235225278275251229276278281283
Percentage of InventoryNet76.967.065.568.270.675.379.079.779.981.880.779.576.079.481.781.382.183.484.483.083.483.581.079.034.837.235.936.137.139.640.139.137.241.041.939.143.3
Percentage of Assets0.40.50.50.50.50.50.50.50.50.60.60.50.50.60.60.60.70.80.80.70.70.80.70.70.50.60.60.50.50.60.60.60.50.60.60.60.7
Percentage of Assets ppl:LGAndEAndKUEnergyLLC1.21.51.41.41.41.61.51.51.41.61.61.51.41.71.81.81.82.12.12.02.02.11.81.81.82.32.11.91.82.32.42.22.02.52.52.62.7

ppl:LouisvilleGasAndElectricCo


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value9491119113102951221201009512712210095131137110110143140122120151133103105162149110110154140117105142152136142
Percentage of InventoryNet35.535.033.032.230.629.736.740.735.034.741.941.434.734.140.942.434.835.340.240.536.336.142.341.432.715.319.419.516.918.121.920.418.217.021.122.918.921.7
Percentage of Assets0.30.20.20.20.20.20.30.30.20.20.30.30.20.20.30.30.30.30.40.40.30.30.40.30.30.20.30.30.20.20.30.30.30.20.30.40.30.3
Percentage of Assets ppl:LouisvilleGasAndElectricCo1.31.21.61.61.41.31.71.71.41.41.81.81.51.42.02.11.71.82.32.32.02.02.52.21.81.92.92.82.22.23.12.92.52.33.13.43.13.2

ppl:PplElectricUtilitiesCorp


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value6159596456483332262425262834343129313228303134343738433535343535394039383842
Percentage of InventoryNet23.022.716.318.216.815.09.910.89.18.88.38.89.712.210.69.69.29.99.08.18.99.39.510.611.75.55.14.65.45.65.05.16.16.55.85.75.36.4
Percentage of Assets0.20.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1
Percentage of Assets ppl:PplElectricUtilitiesCorp0.40.50.50.50.50.40.30.30.20.20.20.20.30.30.30.30.30.30.30.30.30.40.40.40.50.50.60.50.50.50.50.50.60.60.60.60.70.7

Other Assets Current

us-gaap:OtherAssetsCurrent

us-gaap:OtherAssetsCurrent


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
Value1003213011611110298786762636162495056545152374338631811403532434945376763954949313128513555165.0
Percentage of OtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.10.30.20.20.20.20.20.20.10.10.10.10.10.10.10.10.10.10.10.10.10.20.50.40.10.10.10.10.10.10.10.10.20.10.10.10.10.10.10.10.20.00.0

us-gaap:OtherAssetsCurrent dei:LegalEntity

ppl:KentuckyUtilitiesCo


Other
Period End2020-12-312020-06-302020-03-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value1.00.00.01.00.04.04.04.05.06.06.05.03.01.01.03.04.03.04.0114.03.05.0126.05.05.05.03.06.05.03.0
Percentage of OtherAssetsCurrent0.80.00.01.00.06.66.58.210.010.711.19.85.82.72.37.96.31.72.931.412.57.010.226.716.27.57.95.36.112.216.110.7
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets ppl:KentuckyUtilitiesCo0.00.00.00.00.00.00.00.00.10.10.10.10.00.00.00.00.00.00.10.10.10.00.10.20.10.10.10.10.00.10.10.0

ppl:LGAndEAndKUEnergyLLC


Other
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value1.04.01.00.00.02.00.07.06.05.08.08.09.07.04.01.01.05.06.05.07.06.03.04.04.03.03.06.06.05.04.06.04.03.0
Percentage of OtherAssetsCurrent3.13.10.90.00.02.00.011.59.710.216.014.316.713.77.72.72.313.29.52.85.017.19.49.38.26.78.19.09.55.38.212.212.910.7
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets ppl:LGAndEAndKUEnergyLLC0.00.00.00.00.00.00.00.00.00.00.10.10.10.00.00.00.00.00.00.00.10.00.00.00.00.00.00.10.10.00.00.10.00.0

ppl:LouisvilleGasAndElectricCo


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-312012-06-302011-12-31
Value1.01.01.02.01.00.01.00.03.02.01.03.02.03.02.01.00.00.02.02.02.03.05.01.02.03.05.03.01.01.01.01.00.0
Percentage of OtherAssetsCurrent1.03.10.81.70.90.01.00.04.93.22.06.03.65.63.91.90.00.05.33.21.12.114.33.14.76.111.18.11.51.62.03.20.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets ppl:LouisvilleGasAndElectricCo0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.00.00.10.10.10.00.00.00.00.0

ppl:PplElectricUtilitiesCorp


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value141513151210.09.010.08.09.09.010.013126.0116.06.08.01518138.010.010.01212131310.0221818174.0302930
Percentage of OtherAssetsCurrent14.046.910.012.910.89.89.212.811.914.514.316.421.024.512.019.611.111.815.440.541.934.212.75.57.134.337.530.226.522.259.526.928.617.98.261.293.5107.1
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.1
Percentage of Assets ppl:PplElectricUtilitiesCorp0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.20.20.10.10.10.10.20.20.20.20.10.30.30.30.30.10.50.50.5

Noncurrent Assets

us-gaap:NoncurrentAssets

us-gaap:NoncurrentAssets


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value3965637225351753378730772310563551433783307272812521733
Percentage of NoncurrentAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets82.481.581.181.580.379.072.773.070.465.966.2

us-gaap:NoncurrentAssets us-gaap:StatementGeographical

country:GB


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value1480513618127911285111177124871194211384
Percentage of NoncurrentAssets37.336.636.438.036.340.233.633.7
Percentage of Assets30.829.829.531.029.231.824.424.6
Percentage of Assets country:GB0.00.00.00.00.00.00.00.0

country:US


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value2485123607223842093619595185692357222638
Percentage of NoncurrentAssets62.763.463.662.063.759.866.467.0
Percentage of Assets51.651.751.650.551.147.248.248.9
Percentage of Assets country:US0.00.00.00.00.00.00.00.0

Assets Noncurrent

us-gaap:AssetsNoncurrent

us-gaap:AssetsNoncurrent


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
Value27962757645669096467653764316917684368316506647964076162609366116565640061745970637461646273629461567264712370857275718771127578755375657775818883398546823879517839509250983626
Percentage of AssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.65.813.414.413.914.114.115.515.515.315.015.115.014.514.716.216.416.416.115.716.115.916.016.016.114.814.614.715.115.015.416.817.317.517.818.919.219.419.319.419.315.615.516.4

us-gaap:AssetsNoncurrent dei:LegalEntity

ppl:KentuckyUtilitiesCo


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value1194115411521141113311331149116211551155111911021101109410761079108310821074104010331018100810149801031101092892093093597798910011021100210121032
Percentage of AssetsNoncurrent42.741.917.816.517.517.317.916.816.916.917.217.017.217.817.716.316.516.917.417.416.216.516.116.115.914.214.213.112.612.913.112.913.113.213.112.212.112.5
Percentage of Assets3.22.42.42.42.42.42.52.62.62.62.62.62.62.62.62.62.72.82.82.72.62.62.62.62.62.12.11.91.91.92.02.22.32.32.32.32.32.4
Percentage of Assets ppl:KentuckyUtilitiesCo13.112.712.712.712.312.713.013.313.313.413.113.113.213.213.013.213.413.413.313.012.812.712.612.312.413.313.112.512.512.913.114.114.715.215.815.916.216.8

ppl:LGAndEAndKUEnergyLLC


Assets
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value1890190519181940195620022064206020642005193819461954194519511996199519931953195419351922191918581979193617671765177617891891192019622004197820002038
Percentage of AssetsNoncurrent68.629.527.830.029.931.129.830.130.230.829.930.431.731.929.530.431.232.332.730.731.430.630.530.227.227.224.924.324.725.225.025.425.925.824.224.024.7
Percentage of Assets4.04.04.04.24.24.44.64.74.64.64.54.54.64.74.85.05.15.25.14.95.04.94.94.94.04.03.73.73.73.94.24.44.54.64.64.64.8
Percentage of Assets ppl:LGAndEAndKUEnergyLLC11.611.711.912.012.312.613.113.213.313.012.813.013.213.113.413.913.913.913.813.713.713.613.313.614.714.513.814.114.414.516.216.817.518.218.118.619.3

ppl:LouisvilleGasAndElectricCo


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value897879889883880882877901901910883865868872865869910910915910917907903892867938918833838839847907924954977966977998
Percentage of AssetsNoncurrent32.131.913.812.813.613.513.613.013.213.313.613.413.514.214.213.113.914.214.815.214.414.714.414.214.112.912.911.811.511.711.912.012.212.612.611.811.712.1
Percentage of Assets2.41.81.81.81.91.91.92.02.02.02.02.02.02.12.12.12.32.32.42.42.32.32.32.32.31.91.91.71.71.71.82.02.12.22.22.22.22.3
Percentage of Assets ppl:LouisvilleGasAndElectricCo12.212.012.112.212.312.412.312.813.013.212.812.913.113.213.213.614.514.514.514.714.915.014.914.615.116.616.215.716.416.817.219.019.720.721.421.722.122.7

ppl:PplElectricUtilitiesCorp


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value9549388951039102410231032111911131122112610501053100097913441345134613571252125812661265122412271153115610431039101910181100107810711079979975965
Percentage of AssetsNoncurrent34.134.013.915.015.815.616.016.216.316.417.316.216.416.216.120.320.521.022.021.019.720.520.219.419.915.916.214.714.314.214.314.514.314.213.912.011.711.7
Percentage of Assets2.62.01.92.22.22.22.32.52.52.52.62.42.52.42.43.33.43.43.53.33.23.33.23.13.22.42.42.22.22.12.22.42.52.52.52.32.22.3
Percentage of Assets ppl:PplElectricUtilitiesCorp6.97.57.38.58.58.68.79.39.810.010.09.59.69.79.713.013.213.914.413.814.314.514.914.715.014.614.814.214.314.514.916.316.917.117.616.717.516.9

Construction In Progress Gross

us-gaap:ConstructionInProgressGross

us-gaap:ConstructionInProgressGross


Construction
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1296129215031596145616451580188016821834178018161645157513751494122910991134118412001382131514781339308529753194319731653071282225252270239721061880170616731549141513312160567
Percentage of ConstructionInProgressGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.52.73.13.33.13.63.54.23.84.14.14.23.83.73.33.73.12.83.03.13.03.63.33.83.56.36.16.66.66.66.66.35.85.25.54.94.33.93.93.83.54.16.62.6

us-gaap:ConstructionInProgressGross dei:LegalEntity

ppl:KentuckyUtilitiesCo


Construction
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value362350321369364522496535490497503479424373321293236219181192295286267421390908880897105511851139849704596490463390340
Percentage of ConstructionInProgressGross27.927.121.423.125.031.731.428.529.127.128.326.425.823.723.319.619.219.916.016.224.620.720.328.529.129.429.628.133.037.437.130.127.926.320.422.020.720.3
Percentage of Assets1.00.70.70.80.81.11.11.21.11.11.21.11.00.90.80.70.60.60.50.50.70.70.71.11.01.91.81.92.22.52.51.91.61.41.11.10.90.8
Percentage of Assets ppl:KentuckyUtilitiesCo4.03.93.54.13.95.95.66.15.65.85.95.75.14.53.93.62.92.72.22.43.73.63.35.14.911.711.412.114.416.415.912.310.59.17.67.36.35.5

ppl:LGAndEAndKUEnergyLLC


Construction
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value669640735681793794103392910461018100088077562757441137631734942866966083972516721559181218091868179313411113917750650574557
Percentage of ConstructionInProgressGross51.842.646.146.848.250.354.955.257.057.255.153.549.245.638.433.434.228.029.535.748.450.256.854.154.252.456.756.659.058.447.544.140.431.330.930.533.3
Percentage of Assets1.41.31.51.51.71.72.32.12.32.32.32.11.81.51.41.01.00.80.91.11.71.72.11.93.43.23.83.83.93.93.02.52.11.71.51.31.3
Percentage of Assets ppl:LGAndEAndKUEnergyLLC4.13.94.64.25.05.06.65.96.76.66.65.95.24.24.02.92.62.22.53.04.74.75.85.312.411.614.114.415.114.511.59.78.26.86.05.35.3

ppl:LouisvilleGasAndElectricCo


Construction
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value307319320366316271297497438547514520455401305279174156133155130379390414331761676912750680651490407319259186182215
Percentage of ConstructionInProgressGross23.724.721.322.921.716.518.826.426.029.828.928.627.725.522.218.714.214.211.713.110.827.429.728.024.724.722.728.623.521.521.217.416.114.110.88.89.712.9
Percentage of Assets0.80.70.70.80.70.60.71.11.01.21.21.21.10.90.70.70.40.40.30.40.31.01.01.10.91.61.41.91.61.41.41.10.90.70.60.40.40.5
Percentage of Assets ppl:LouisvilleGasAndElectricCo4.24.44.45.14.43.84.27.16.37.97.57.76.86.14.74.42.82.52.12.52.16.26.46.85.813.411.917.214.713.613.210.38.76.95.74.24.14.9

ppl:PplElectricUtilitiesCorp


Construction
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value577588592635597633597669627609586643586560508699593557641657577591530512475837738713744684591519444427370348262242
Percentage of ConstructionInProgressGross44.545.539.439.841.038.537.835.637.333.232.935.435.635.636.946.848.350.756.555.548.142.840.334.635.527.124.822.323.321.619.218.417.618.815.416.513.914.5
Percentage of Assets1.61.21.21.31.31.41.31.51.41.41.41.51.41.31.21.71.51.41.71.71.51.51.31.31.21.71.51.51.51.41.31.21.01.00.80.80.60.6
Percentage of Assets ppl:PplElectricUtilitiesCorp4.24.74.85.25.05.35.05.55.55.45.25.85.35.45.06.85.85.76.87.26.56.86.26.25.810.69.59.710.39.78.67.77.06.86.05.94.74.2

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value40381029888871091051041041011111081141101541471371341551571441651701686516640463236294628361726173606360395942587557625758567656095535555055005383
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.20.20.20.20.20.20.20.20.20.30.30.30.30.40.40.40.30.40.40.40.40.40.413.313.113.113.113.113.313.713.913.913.613.613.213.113.313.713.717.016.724.3

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value2494524697388923832036785368353648235108351303530734458340183382333736330923181631233304073007429969307942983230382299622921834959345973439734431337743308731588306002997530032290472826927706272662692226608211822085813174
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets67.951.780.880.079.179.579.978.879.579.279.479.079.079.679.878.178.277.978.578.877.977.177.376.376.471.570.871.471.470.471.570.269.969.268.867.265.062.963.965.765.664.763.559.4

us-gaap:PropertyPlantAndEquipmentNet dei:LegalEntity

ppl:KentuckyUtilitiesCo


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value75487483743973987372732172517178712970657016690268326775674366356578661065986549663166156607653964856311624661246003590958375540529351815078492448424742
Percentage of PropertyPlantAndEquipmentNet30.330.319.119.320.019.919.920.420.320.020.420.320.220.120.420.921.121.721.921.921.522.221.721.822.218.118.117.817.417.517.617.517.317.316.917.017.117.4
Percentage of Assets20.515.715.515.415.815.815.916.116.115.916.216.016.016.016.316.316.516.917.217.216.817.116.816.717.012.912.812.712.512.312.612.312.112.011.611.411.111.1
Percentage of Assets ppl:KentuckyUtilitiesCo82.582.682.082.479.882.282.282.182.082.182.282.281.881.981.781.581.481.781.681.882.282.382.579.482.381.481.082.581.881.781.580.278.978.978.777.977.677.0

ppl:LGAndEAndKUEnergyLLC


Property
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value1355913480133671328913190130841291412809127061261412407122711213512029117951163311636115981147711541114491140311226110341069610504102199926970595449065870184798307806079377801
Percentage of PropertyPlantAndEquipmentNet54.934.734.936.135.835.936.836.536.036.636.536.336.036.437.137.238.338.638.337.538.437.537.537.830.630.429.728.828.728.828.728.428.327.727.728.128.6
Percentage of Assets28.428.027.928.628.528.629.029.028.529.128.828.728.629.028.929.129.830.330.229.229.629.028.628.921.921.521.220.620.220.620.119.919.619.018.618.218.3
Percentage of Assets ppl:LGAndEAndKUEnergyLLC83.582.883.182.482.782.181.982.081.981.882.282.081.881.381.380.981.180.780.981.281.180.978.180.879.678.479.779.178.477.377.576.275.775.473.873.973.8

ppl:LouisvilleGasAndElectricCo


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value61126068603559595907585958235726567056315589549754305352527851515048501849924921490348274790468145434379425140893917379137023522340432943226313330913055
Percentage of PropertyPlantAndEquipmentNet24.524.615.515.616.115.916.016.316.115.916.216.216.115.915.916.216.216.516.616.415.916.215.815.615.512.512.311.911.411.211.211.111.111.010.710.810.911.2
Percentage of Assets16.612.712.512.412.712.612.712.912.812.612.912.812.712.612.712.612.612.913.012.912.412.512.211.911.99.08.78.58.17.98.07.87.87.67.47.27.17.2
Percentage of Assets ppl:LouisvilleGasAndElectricCo82.882.882.282.582.582.281.681.581.781.481.281.881.781.380.580.680.280.179.279.479.679.678.976.579.177.375.177.276.775.975.073.772.571.370.770.370.169.6

ppl:PplElectricUtilitiesCorp


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value110451092010809105991041910246101089899970295119367912789118695851582688014777775817319703168646691646462245999581056225426522950624871469044914342415440193857
Percentage of PropertyPlantAndEquipmentNet44.344.227.827.728.327.827.728.227.626.927.226.826.325.825.726.025.725.625.224.422.823.022.021.621.317.216.816.315.815.515.315.415.315.014.514.314.214.1
Percentage of Assets30.022.922.522.122.422.122.122.221.921.321.621.220.820.520.520.320.119.919.819.217.817.717.016.516.312.311.911.711.310.910.910.810.710.410.09.69.29.0
Percentage of Assets ppl:PplElectricUtilitiesCorp80.187.087.786.886.786.284.982.085.584.683.382.381.184.184.580.178.880.280.480.779.778.778.677.876.275.774.676.474.874.573.972.473.571.771.070.871.967.6

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value71671632743283308631783198305031393260316232423308330232583134313930503060317534553336355036133590396440054187430142984225405039913995415841304036416141144196419017921761806763
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.91.56.86.96.66.97.06.87.17.37.37.57.77.87.97.77.97.88.08.38.78.69.09.29.48.18.28.78.99.09.19.09.19.29.59.69.39.49.610.210.35.55.43.60.0

us-gaap:Goodwill us-gaap:StatementBusinessSegments

ppl:KentuckyRegulated


Goodwillus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312014-09-302013-12-312012-12-312012-03-312011-12-312011-09-302010-12-312009-12-31
Value6626626626626626626626626626626626626626620.0
Percentage of Goodwill20.220.720.920.321.618.616.515.815.715.915.916.115.837.60.0
Percentage of Assets1.41.41.51.61.71.71.41.41.41.51.51.61.62.00.0
Percentage of Assets ppl:KentuckyRegulated4.24.24.44.64.74.85.15.35.56.26.56.56.46.40.0

ppl:UnitedKingdomRegulated


Goodwillus-gaap:
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-03-312018-12-312017-12-312016-12-312015-12-312014-12-312014-09-302013-12-312012-12-312011-12-312010-12-31
Value2559260024002500248323002500244725962398288830053187314330763032679
Percentage of Goodwill78.279.277.878.777.675.476.777.479.778.481.475.076.174.474.073.738.6
Percentage of Assets5.35.45.25.45.45.25.65.66.36.37.36.16.66.87.07.12.1
Percentage of Assets ppl:UnitedKingdomRegulated13.413.613.714.014.113.414.114.715.416.517.318.819.319.821.922.70.0

us-gaap:Corporate


Goodwillus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value5353530.00.0
Percentage of Goodwill1.61.71.70.00.0
Percentage of Assets0.10.10.10.00.0
Percentage of Assets us-gaap:Corporate7.29.814.70.00.0

Indefinite Lived Intangible Assets Excluding Goodwill

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill


Indefinite
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
Value3863673453593673362662552382159392
Percentage of IndefiniteLivedIntangibleAssetsExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.80.80.80.91.00.90.50.60.50.50.30.4

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill dei:LegalEntity, us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass

ppl:PplElectricUtilitiesCorp, ppl:LandRightsandEasementsIndefiniteLived


Indefinite
Period End2020-12-312019-12-312018-12-312017-12-31
Value17171713
Percentage of IndefiniteLivedIntangibleAssetsExcludingGoodwill4.44.64.93.6
Percentage of Assets0.00.00.00.0
Percentage of Assets ppl:PplElectricUtilitiesCorp ppl:LandRightsandEasementsIndefiniteLived0.00.00.00.0

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass

ppl:LandRightsandEasementsIndefiniteLived


Indefinite
Period End2020-12-312019-12-312018-12-312017-12-31
Value380361339359
Percentage of IndefiniteLivedIntangibleAssetsExcludingGoodwill98.498.498.3100.0
Percentage of Assets0.80.80.80.9
Percentage of Assets ppl:LandRightsandEasementsIndefiniteLived0.00.00.00.0

us-gaap:UnclassifiedIndefinitelivedIntangibleAssets


Indefinite
Period End2020-12-312019-12-312018-12-312017-12-31
Value6.06.06.00.0
Percentage of IndefiniteLivedIntangibleAssetsExcludingGoodwill1.61.61.70.0
Percentage of Assets0.00.00.00.0
Percentage of Assets us-gaap:UnclassifiedIndefinitelivedIntangibleAssets0.00.00.00.0

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value3473487647637307487427097107287167006947036976666566447006937086676796726589209259369529439479329079109259139091064106510741078963966615
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.90.71.61.61.61.61.61.61.61.61.61.61.61.71.71.61.61.61.81.81.81.71.71.71.71.91.91.92.02.02.02.12.12.12.12.12.12.42.52.62.72.92.92.8

us-gaap:IntangibleAssetsNetExcludingGoodwill dei:LegalEntity

ppl:KentuckyUtilitiesCo


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value242526272728282930303131323333343536364044475057637077838995101106113120127129135148
Percentage of IntangibleAssetsNetExcludingGoodwill6.97.23.43.53.73.73.84.14.24.14.34.44.64.74.75.15.35.65.15.86.27.07.48.59.67.68.38.99.310.110.711.412.513.213.714.114.913.9
Percentage of Assets0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.20.10.20.20.20.20.20.20.30.30.30.30.30.3
Percentage of Assets ppl:KentuckyUtilitiesCo0.30.30.30.30.30.30.30.30.30.30.40.40.40.40.40.40.40.40.40.50.50.60.60.70.80.91.01.11.21.31.41.51.71.82.02.02.22.4

ppl:LGAndEAndKUEnergyLLC


Intangible
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value596163656769727475788082848688909395103110117123136148161174185197209221232245258271278290314
Percentage of IntangibleAssetsNetExcludingGoodwill17.08.08.38.99.09.310.210.410.310.911.411.811.912.313.213.714.413.614.915.517.518.120.222.517.518.819.820.722.223.324.927.028.429.330.431.929.5
Percentage of Assets0.10.10.10.10.10.20.20.20.20.20.20.20.20.20.20.20.20.20.30.30.30.30.30.40.30.40.40.40.40.50.50.60.60.60.60.70.7
Percentage of Assets ppl:LGAndEAndKUEnergyLLC0.40.40.40.40.40.40.50.50.50.50.50.50.60.60.60.60.60.70.70.80.80.90.91.11.21.31.41.61.71.82.02.12.32.52.52.73.0

ppl:LouisvilleGasAndElectricCo


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value333435373840414344454749505153545557596366707379859197102108114120126132138144149155166
Percentage of IntangibleAssetsNetExcludingGoodwill9.59.84.64.85.25.35.56.16.26.26.67.07.27.37.68.18.48.98.49.19.310.510.811.812.99.910.510.911.312.112.713.514.615.215.616.317.115.6
Percentage of Assets0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.20.20.20.20.20.20.20.20.20.20.20.20.30.30.30.30.30.30.40.4
Percentage of Assets ppl:LouisvilleGasAndElectricCo0.40.50.50.50.50.60.60.60.60.70.70.70.80.80.80.80.90.90.91.01.11.21.21.31.51.61.71.92.12.32.42.62.83.03.23.33.53.8

ppl:PplElectricUtilitiesCorp


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value269268268265264264263262260260260260260259259256254252251247246245244243239237235234233214211208181176171164161155
Percentage of IntangibleAssetsNetExcludingGoodwill77.577.035.134.736.235.335.437.036.635.736.337.137.536.837.238.438.739.135.935.634.736.735.936.236.325.825.425.024.522.722.322.320.019.318.518.017.714.6
Percentage of Assets0.70.60.60.60.60.60.60.60.60.60.60.60.60.60.60.60.60.60.70.60.60.60.60.60.60.50.50.50.50.40.50.50.40.40.40.40.40.4
Percentage of Assets ppl:PplElectricUtilitiesCorp2.02.12.22.22.22.22.22.22.32.32.32.32.42.52.62.52.52.62.72.72.82.82.92.92.93.03.03.23.23.03.13.12.82.82.82.82.92.7

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset dei:LegalEntity, us-gaap:BalanceSheetLocation

us-gaap:OperatingLeaseRightOfUseAsset

ppl:KentuckyUtilitiesCo, us-gaap:OtherNoncurrentAssets


Operating
Period End2020-12-312019-12-312019-01-01
Value272831
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0
Percentage of Assets0.10.10.0
Percentage of Assets ppl:KentuckyUtilitiesCo us-gaap:OtherNoncurrentAssets0.00.00.0

ppl:LGAndEAndKUEnergyLLC, us-gaap:OtherNoncurrentAssets


Operating
Period End2020-12-312019-12-312019-01-01
Value464756
Percentage of OperatingLeaseRightOfUseAsset170.4167.9180.6
Percentage of Assets0.10.10.0
Percentage of Assets ppl:LGAndEAndKUEnergyLLC us-gaap:OtherNoncurrentAssets0.00.00.0

ppl:LouisvilleGasAndElectricCo, us-gaap:OtherNoncurrentAssets


Operating
Period End2020-12-312019-12-312019-01-01
Value171823
Percentage of OperatingLeaseRightOfUseAsset63.064.374.2
Percentage of Assets0.00.00.0
Percentage of Assets ppl:LouisvilleGasAndElectricCo us-gaap:OtherNoncurrentAssets0.00.00.0

us-gaap:OperatingLeaseRightOfUseAsset us-gaap:BalanceSheetLocation

us-gaap:OtherNoncurrentAssets


Operating
Period End2020-12-312019-12-312019-01-01
Value879681
Percentage of OperatingLeaseRightOfUseAsset322.2342.9261.3
Percentage of Assets0.20.20.0
Percentage of Assets us-gaap:OtherNoncurrentAssets0.00.00.0

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssetsNoncurrent


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
Value385393398388364365386335291290192191192140135143152151160152164160311382339333312343357357357623613598637962947801790678706583571400
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.00.80.80.80.80.80.80.80.70.70.40.40.40.30.30.40.40.40.40.40.40.40.81.00.90.70.60.70.70.70.81.41.41.41.52.22.21.81.91.71.71.81.71.8

us-gaap:OtherAssetsNoncurrent dei:LegalEntity

ppl:KentuckyUtilitiesCo


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value158153149125111114128100959663777567525560595756555048615757585959565657575857606060
Percentage of OtherAssetsNoncurrent41.038.937.432.230.531.233.229.932.633.132.840.339.147.938.538.539.539.135.636.833.531.215.416.016.817.118.617.216.515.715.79.19.39.78.96.26.37.6
Percentage of Assets0.40.30.30.30.20.20.30.20.20.20.10.20.20.20.10.10.20.20.10.10.10.10.10.20.10.10.10.10.10.10.10.10.10.10.10.10.10.1
Percentage of Assets ppl:KentuckyUtilitiesCo1.71.71.61.41.21.31.51.11.11.10.70.90.90.80.60.70.70.70.70.70.70.60.60.70.70.70.80.80.80.80.80.80.80.90.90.91.01.0

ppl:LGAndEAndKUEnergyLLC


Other
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value12712711711312617114513313682757581687180787880817876102911031019910196989798104107114113108
Percentage of OtherAssetsNoncurrent32.331.930.231.034.544.343.345.746.942.739.339.157.950.449.752.651.748.852.649.448.824.426.726.830.932.428.928.326.927.515.616.017.416.811.911.913.7
Percentage of Assets0.30.30.20.20.30.40.30.30.30.20.20.20.20.20.20.20.20.20.20.20.20.20.30.20.20.20.20.20.20.20.20.20.20.20.30.30.3
Percentage of Assets ppl:LGAndEAndKUEnergyLLC0.80.80.70.70.81.10.90.90.90.50.50.50.50.50.50.60.50.50.60.60.60.50.70.70.80.80.80.80.80.80.80.90.91.01.01.11.0

ppl:LouisvilleGasAndElectricCo


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value1211171149775706744344116272326121317161721221817282336353435333533343944444240
Percentage of OtherAssetsNoncurrent31.429.828.625.020.619.217.413.111.714.18.314.112.018.68.99.111.210.610.613.813.411.25.57.36.810.811.29.99.89.29.85.35.56.56.94.64.45.1
Percentage of Assets0.30.20.20.20.20.20.10.10.10.10.00.10.10.10.00.00.00.00.00.10.10.00.00.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1
Percentage of Assets ppl:LouisvilleGasAndElectricCo1.61.61.61.31.01.00.90.60.50.60.20.40.30.40.20.20.30.30.30.30.40.30.30.50.40.60.60.60.70.70.70.70.70.81.01.01.00.9

ppl:PplElectricUtilitiesCorp


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value123103866654494350485342525615111515141214171815394225243735353535353555828081
Percentage of OtherAssetsNoncurrent31.926.221.617.014.813.411.114.916.518.321.927.229.210.78.110.59.99.37.59.210.411.24.810.212.47.57.710.89.89.89.85.65.75.98.68.58.410.3
Percentage of Assets0.30.20.20.10.10.10.10.10.10.10.10.10.10.00.00.00.00.00.00.00.00.00.00.10.10.10.00.10.10.10.10.10.10.10.10.20.20.2
Percentage of Assets ppl:PplElectricUtilitiesCorp0.90.80.70.50.40.40.40.40.40.50.40.50.50.10.10.10.10.10.10.20.20.20.20.50.50.30.30.50.50.50.50.50.50.60.91.41.41.4

Accounts Payable Current

us-gaap:AccountsPayableCurrent

us-gaap:AccountsPayableCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value68366096586480483395684683082398981480483692483875270082074172670781280890211281356120811781345130810791114107112521071103710271214112012469411028619
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.91.42.01.81.71.82.11.91.91.82.31.91.92.02.22.11.91.82.11.91.81.82.12.12.42.32.82.52.42.82.82.42.52.52.92.52.42.32.82.73.12.93.12.8

us-gaap:AccountsPayableCurrent dei:LegalEntity

ppl:KentuckyUtilitiesCo


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value105109121109103961211201241131711051211091371059476786773778877124114141166125140159155146151147107111112
Percentage of AccountsPayableCurrent15.416.512.512.612.811.512.714.214.913.717.312.915.013.014.812.512.510.99.59.010.110.910.89.513.710.110.413.710.610.412.214.413.114.111.710.010.79.2
Percentage of Assets0.30.20.30.20.20.20.30.30.30.30.40.20.30.30.30.30.20.20.20.20.20.20.20.20.30.20.30.30.30.30.30.30.30.30.30.20.30.3
Percentage of Assets ppl:KentuckyUtilitiesCo1.11.21.31.21.11.11.41.41.41.32.01.21.41.31.71.31.20.91.00.80.91.01.10.91.61.51.82.21.71.92.22.22.22.32.31.71.81.8

ppl:LGAndEAndKUEnergyLLC


Accounts
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value261294253253257316304283278366271266292338283225204251216236232266284346350399429335341346312301291283206214224
Percentage of AccountsPayableCurrent39.530.529.331.530.933.135.934.133.837.033.333.134.936.633.829.929.130.629.132.532.832.835.138.431.029.435.528.425.426.528.927.027.222.619.220.618.5
Percentage of Assets0.50.60.50.50.60.70.70.60.60.80.60.60.70.80.70.60.50.70.60.60.60.70.70.90.70.80.90.70.70.70.70.70.70.60.50.50.5
Percentage of Assets ppl:LGAndEAndKUEnergyLLC1.61.81.61.61.62.01.91.81.82.41.81.82.02.31.91.61.41.71.51.71.61.92.02.52.63.03.32.72.82.82.72.62.62.61.92.02.1

ppl:LouisvilleGasAndElectricCo


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value144137153125131141172169146152172152132170179166116115148133145137157191210222240250200189166147146131117899394
Percentage of AccountsPayableCurrent21.120.815.914.516.316.918.020.017.618.517.418.716.420.319.419.815.416.418.017.920.019.419.323.623.319.717.720.717.014.112.713.613.112.29.38.39.07.7
Percentage of Assets0.40.30.30.30.30.30.40.40.30.30.40.40.30.40.40.40.30.30.40.30.40.40.40.50.50.50.50.50.40.40.40.30.30.30.30.20.20.2
Percentage of Assets ppl:LouisvilleGasAndElectricCo2.01.92.11.71.82.02.42.42.12.22.52.32.02.62.72.61.81.82.32.12.42.32.63.13.73.94.24.73.93.83.43.13.12.82.62.02.12.1

ppl:PplElectricUtilitiesCorp


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value352375428394370394438379374373418384374362386397353329367357295300288315308301325280292300295244242241259173154171
Percentage of AccountsPayableCurrent51.556.844.445.646.047.345.844.845.145.342.347.246.543.341.847.446.947.044.848.240.642.435.539.034.126.724.023.224.822.322.622.621.722.520.716.214.914.1
Percentage of Assets1.00.80.90.80.80.91.00.90.80.81.00.90.90.90.91.00.90.81.00.90.70.80.70.80.80.60.70.60.60.60.60.50.60.60.60.40.40.4
Percentage of Assets ppl:PplElectricUtilitiesCorp2.63.03.53.23.13.33.73.13.33.33.73.53.43.53.83.83.53.43.93.93.33.43.43.83.83.84.23.84.04.34.33.63.83.84.22.92.83.0

Dividends Payable Current

us-gaap:DividendsPayableCurrent

us-gaap:DividendsPayableCurrent


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value320320319319319319317298298298296287287285273272271270259259258257255254250249249248248236232232218215210210210214207207207174174135
Percentage of DividendsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.90.70.70.70.70.70.70.70.70.70.70.70.70.70.70.70.70.70.70.70.70.70.60.60.70.50.50.50.50.50.50.50.50.50.50.50.50.50.50.50.50.50.50.6

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


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
Value417215623597754425168532249003840406340614563438344484238402341494350425638373412340840663876446845097217744354125156637649124948554256505625488753185888525545404593490252144182
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets11.332.712.411.411.111.510.78.69.29.110.510.210.410.09.710.210.910.910.09.08.610.59.911.411.814.815.211.210.713.310.611.012.713.012.911.312.213.412.311.111.315.015.918.9

us-gaap:LiabilitiesCurrent dei:LegalEntity

ppl:KentuckyUtilitiesCo


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value52963468960896710001014396454480752621514479414345336307308275303310325516781779805442448400445478433394349274251228
Percentage of LiabilitiesCurrent12.74.111.511.218.718.820.710.311.211.816.514.211.611.310.38.37.77.28.08.18.97.68.411.517.310.810.88.28.76.39.19.77.87.06.25.64.74.3
Percentage of Assets1.41.31.41.32.12.22.20.91.01.11.71.41.21.11.00.80.80.80.80.70.80.80.81.32.01.61.60.90.90.81.01.11.00.90.80.60.60.5
Percentage of Assets ppl:KentuckyUtilitiesCo5.87.07.66.810.511.211.54.55.25.68.87.46.25.85.04.24.23.83.83.43.83.94.16.39.910.010.46.06.15.56.26.96.56.05.44.34.03.7

ppl:LGAndEAndKUEnergyLLC


Liabilities
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value175420971594226721772246101511041163194814681307121113271159108396911271092110487496716472200218022451082893781835926836775643509455433
Percentage of LiabilitiesCurrent11.235.129.343.940.945.826.427.228.642.733.529.428.633.027.924.922.829.432.032.421.524.936.948.830.230.220.017.312.217.018.715.113.711.410.48.68.2
Percentage of Assets3.74.43.34.94.74.92.32.52.64.53.43.12.93.22.82.72.52.92.92.82.32.54.25.84.54.62.21.91.61.82.11.91.81.51.21.01.0
Percentage of Assets ppl:LGAndEAndKUEnergyLLC10.812.99.914.013.714.16.47.17.512.69.78.78.29.08.07.56.87.87.77.86.26.911.516.116.216.88.47.16.36.87.97.36.95.84.74.24.1

ppl:LGEandKUEnergyLLCUnconsolidated


Liabilities
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value10071120681750635621
Percentage of LiabilitiesCurrent16.822.914.918.616.516.0
Percentage of Assets2.12.51.61.81.71.6
Percentage of Assets ppl:LGEandKUEnergyLLCUnconsolidated13.716.010.011.59.89.8

ppl:LouisvilleGasAndElectricCo


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value6376618798077755175974664504991060755694490645645576566701660651411488589878877914519376331296373339308268218206199
Percentage of LiabilitiesCurrent15.34.214.714.815.09.712.212.111.112.323.217.215.611.616.015.513.213.318.319.319.110.112.613.219.512.212.39.67.35.26.07.56.15.54.84.53.93.8
Percentage of Assets1.71.41.81.71.71.11.31.01.01.12.41.81.61.21.61.61.41.51.81.71.61.11.21.52.31.81.91.10.80.70.60.80.80.70.60.50.50.5
Percentage of Assets ppl:LouisvilleGasAndElectricCo8.69.012.011.210.87.38.46.66.57.215.411.210.47.49.810.19.29.011.110.710.66.88.09.615.315.516.19.87.46.66.07.87.26.75.94.94.74.5

ppl:PplElectricUtilitiesCorp


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value107813141096133881273071359277267766763061283564565779613071158978551694605814913837793585538661625504563628505400554420
Percentage of LiabilitiesCurrent25.88.418.324.615.713.714.615.419.016.714.614.413.819.716.015.818.330.730.228.716.217.115.618.220.211.610.710.810.410.412.710.210.211.19.08.210.48.0
Percentage of Assets2.92.82.32.81.71.61.61.31.71.51.51.51.42.01.61.62.03.33.02.61.41.81.52.12.41.71.61.21.11.41.41.11.31.41.20.91.31.0
Percentage of Assets ppl:PplElectricUtilitiesCorp7.810.58.911.06.86.16.04.96.86.05.95.75.68.16.46.47.813.512.310.86.28.07.19.811.210.610.28.07.49.49.17.58.810.08.36.89.97.4

Long Term Debt Current

us-gaap:LongTermDebtCurrent

us-gaap:LongTermDebtCurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-312011-09-302011-06-302011-03-312010-12-31
Value2200976157415252058117011720.01362025303302032503484486714175184432194854851460100015351535235304304315751751751751313120.0502502502502
Percentage of LongTermDebtCurrent100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0
Percentage of Assets6.02.03.33.24.42.52.60.00.30.51.20.80.50.60.81.11.71.11.41.20.61.31.23.72.63.13.10.50.60.60.71.71.71.71.70.70.00.01.21.21.51.5

us-gaap:LongTermDebtCurrent dei:LegalEntity

ppl:KentuckyUtilitiesCo


Long
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-12-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value1321321326325005000.0969696969.00.00.00.02502502502500.0
Percentage of LongTermDebtCurrent13.58.48.730.742.742.70.070.647.518.129.14.40.00.00.017.125.016.316.30.0
Percentage of Assets0.30.30.31.41.11.10.00.20.20.20.20.00.00.00.00.60.70.50.50.0
Percentage of Assets ppl:KentuckyUtilitiesCo1.51.51.56.85.65.70.01.11.11.11.10.10.00.00.03.03.23.23.20.0

ppl:LGAndEAndKUEnergyLLC


Long
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value47667442413719759750.01362025303302030.09898989419421921925259009009009000.0
Percentage of LongTermDebtCurrent48.842.827.866.683.383.20.0100.0100.0100.0100.0100.00.028.221.914.622.537.549.4100.05.25.261.690.058.658.60.0
Percentage of Assets1.01.40.92.92.12.10.00.30.51.20.80.50.00.20.20.20.20.50.60.60.10.12.32.41.81.80.0
Percentage of Assets ppl:LGAndEAndKUEnergyLLC2.94.12.68.56.16.10.00.91.33.42.21.40.00.70.70.70.71.31.51.50.20.26.36.66.76.70.0

ppl:LGEandKUEnergyLLCUnconsolidated


Long
Period End2020-12-312019-12-312018-12-31
Value2504750.0
Percentage of LongTermDebtCurrent15.940.50.0
Percentage of Assets0.51.00.0
Percentage of Assets ppl:LGEandKUEnergyLLCUnconsolidated3.46.80.0

ppl:LouisvilleGasAndElectricCo


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value28942922922640.00.0401064342341940.09898989419421921925252502502502500.0
Percentage of LongTermDebtCurrent1.39.618.619.112.80.00.029.452.581.970.995.60.028.221.914.622.537.549.4100.05.25.217.125.016.316.30.0
Percentage of Assets0.10.20.60.60.60.00.00.10.21.00.50.50.00.20.20.20.20.50.60.60.10.10.60.70.50.50.0
Percentage of Assets ppl:LouisvilleGasAndElectricCo0.41.34.04.03.70.00.00.61.56.33.52.90.01.51.51.61.53.13.53.60.40.44.14.44.44.40.0

ppl:PplElectricUtilitiesCorp


Long
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312018-12-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-312013-09-302013-06-302013-03-31
Value4004004004000.00.00.00.02242242242240.01001001001000.010.010.010.010.0
Percentage of LongTermDebtCurrent18.241.025.426.20.00.00.00.033.453.743.250.60.06.810.06.56.50.03.21.31.31.3
Percentage of Assets1.10.80.80.80.00.00.00.00.60.60.60.60.00.30.30.20.20.00.00.00.00.0
Percentage of Assets ppl:PplElectricUtilitiesCorp2.93.23.23.30.00.00.00.02.22.32.42.50.01.21.21.31.30.00.10.10.20.2

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent dei:LegalEntity, us-gaap:BalanceSheetLocation

us-gaap:OperatingLeaseLiabilityCurrent

ppl:KentuckyUtilitiesCo, us-gaap:OtherCurrentLiabilities


Operating
Period End2020-12-312019-12-312019-01-01
Value9.010.09.0
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0
Percentage of Assets0.00.00.0
Percentage of Assets ppl:KentuckyUtilitiesCo us-gaap:OtherCurrentLiabilities0.00.00.0

ppl:LGAndEAndKUEnergyLLC, us-gaap:OtherCurrentLiabilities


Operating
Period End2020-12-312019-12-312019-01-01
Value161618
Percentage of OperatingLeaseLiabilityCurrent177.8160.0200.0
Percentage of Assets0.00.00.0
Percentage of Assets ppl:LGAndEAndKUEnergyLLC us-gaap:OtherCurrentLiabilities0.00.00.0

ppl:LouisvilleGasAndElectricCo, us-gaap:OtherCurrentLiabilities


Operating
Period End2020-12-312019-12-312019-01-01
Value6.06.09.0
Percentage of OperatingLeaseLiabilityCurrent66.760.0100.0
Percentage of Assets0.00.00.0
Percentage of Assets ppl:LouisvilleGasAndElectricCo us-gaap:OtherCurrentLiabilities0.00.00.0

us-gaap:OperatingLeaseLiabilityCurrent us-gaap:BalanceSheetLocation

us-gaap:OtherCurrentLiabilities


Operating
Period End2020-12-312019-12-312019-01-01
Value242623
Percentage of OperatingLeaseLiabilityCurrent266.7260.0255.6
Percentage of Assets0.00.10.0
Percentage of Assets us-gaap:OtherCurrentLiabilities0.00.00.0

Other Liabilities Current

us-gaap:OtherLiabilitiesCurrent

us-gaap:OtherLiabilitiesCurrent


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
Value41438768450049848853552851250655155554751562457052646556947960751654950849090910769989309329981001971102912191088122212921113927948808925653
Percentage of OtherLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.10.81.41.01.11.11.21.21.21.11.31.31.31.21.51.41.31.21.51.31.51.31.41.31.31.92.22.11.91.92.22.22.22.42.82.52.82.92.62.32.32.52.82.9

us-gaap:OtherLiabilitiesCurrent dei:LegalEntity

ppl:KentuckyUtilitiesCo


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value4540594544445147554935433530463532273635332869534248413858303631372716302013
Percentage of OtherLiabilitiesCurrent10.910.38.69.08.89.09.58.910.79.76.47.76.45.87.46.16.15.86.37.35.45.412.610.48.65.33.83.86.23.23.63.13.82.61.32.81.61.2
Percentage of Assets0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.20.10.10.10.10.10.10.10.10.10.10.10.00.10.00.0
Percentage of Assets ppl:KentuckyUtilitiesCo0.50.40.70.50.50.50.60.50.60.60.40.50.40.40.60.40.40.30.40.40.40.30.90.60.50.60.50.50.80.40.50.40.60.40.20.50.30.2

ppl:LGAndEAndKUEnergyLLC


Other
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value108162134131116153131136122126127124941611251158811911110490185142113115131113121871111041047936474535
Percentage of OtherLiabilitiesCurrent27.923.726.826.323.828.624.826.624.122.922.922.718.325.821.921.918.920.923.217.117.433.728.023.112.712.211.313.09.311.110.410.77.73.04.33.73.1
Percentage of Assets0.20.30.30.30.30.30.30.30.30.30.30.30.20.40.30.30.20.30.30.30.20.50.40.30.20.30.20.30.20.20.20.20.20.10.10.10.1
Percentage of Assets ppl:LGAndEAndKUEnergyLLC0.71.00.80.80.71.00.80.90.80.80.80.80.61.10.90.80.60.80.80.70.61.31.00.80.91.00.91.00.70.90.90.90.70.30.40.40.3

ppl:LGEandKUEnergyLLCUnconsolidated


Other
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value2.06.06.05.06.05.0
Percentage of OtherLiabilitiesCurrent0.31.11.10.81.10.9
Percentage of Assets0.00.00.00.00.00.0
Percentage of Assets ppl:LGEandKUEnergyLLCUnconsolidated0.00.10.10.10.10.1

ppl:LouisvilleGasAndElectricCo


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value3933504041404739474239394734524640273636362764504137423330263234402917142014
Percentage of OtherLiabilitiesCurrent9.48.57.38.08.28.28.87.49.28.37.17.08.66.68.38.17.65.86.37.55.95.211.79.88.44.13.93.33.22.83.23.44.12.81.41.31.61.3
Percentage of Assets0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.20.10.10.10.10.10.10.10.10.10.10.10.00.00.00.0
Percentage of Assets ppl:LouisvilleGasAndElectricCo0.50.50.70.60.60.60.70.60.70.60.60.60.70.50.80.70.60.40.60.60.60.41.10.80.70.70.70.60.60.50.60.70.90.60.40.30.50.3

ppl:PplElectricUtilitiesCorp


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value105941058887759386958410199998398908888786977737711482801039275838294899949503947
Percentage of OtherLiabilitiesCurrent25.424.315.417.617.515.417.416.318.616.618.317.818.116.115.715.816.718.913.714.412.714.114.022.416.78.89.69.28.18.98.29.49.29.64.04.63.24.2
Percentage of Assets0.30.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.30.20.20.20.20.20.20.2