10-K Filing

EXELON CORP CIK: 1109357 FY 2021

Filing Information

Form Type	10-K
Accession Number	`0001109357-22-000039`
Period End Date	20211231
Filing Date	20220225
Fiscal Year	2021
Fiscal Period	FY
XBRL Instance	exc-20211231_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 134 Income Statement 105 Cash Flow Statement 128 Stockholders Equity 54

Balance Sheet 134 line items

Line Item	Tag	Value	Unit	Period
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$663.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$587.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.35B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.18B	USD	Point-in-time
Restricted cash and cash equivalents	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$358.00M	USD	Point-in-time
Restricted cash and cash equivalents	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$393.00M	USD	Point-in-time
Restricted cash and cash equivalents	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$247.00M	USD	Point-in-time
Restricted cash and cash equivalents	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$438.00M	USD	Point-in-time
Customer accounts receivable	`AccountsReceivableGrossCurrent`	$3.91B	USD	Point-in-time
Customer accounts receivable	`AccountsReceivableGrossCurrent`	$3.60B	USD	Point-in-time
Customer allowance for credit losses	`AllowanceForDoubtfulAccountsReceivableCurrent`	$366.00M	USD	Point-in-time
Customer allowance for credit losses	`AllowanceForDoubtfulAccountsReceivableCurrent`	$375.00M	USD	Point-in-time
Customer accounts receivable, net	`AccountsReceivableNetCurrent`	$3.23B	USD	Point-in-time
Customer accounts receivable, net	`AccountsReceivableNetCurrent`	$3.54B	USD	Point-in-time
Other accounts receivable	`OtherReceivablesGrossCurrent`	$1.66B	USD	Point-in-time
Other accounts receivable	`OtherReceivablesGrossCurrent`	$1.47B	USD	Point-in-time
Other allowance for credit losses	`AllowanceForDoubtfulOtherReceivablesCurrent`	$76.00M	USD	Point-in-time
Other allowance for credit losses	`AllowanceForDoubtfulOtherReceivablesCurrent`	$71.00M	USD	Point-in-time
Other accounts receivable, net	`OtherReceivablesNetCurrent`	$1.59B	USD	Point-in-time
Other accounts receivable, net	`OtherReceivablesNetCurrent`	$1.40B	USD	Point-in-time
Mark-to-market derivative assets, current	`DerivativeAssetsCurrent`	$644.00M	USD	Point-in-time
Mark-to-market derivative assets, current	`DerivativeAssetsCurrent`	$2.17B	USD	Point-in-time
Fossil fuel and emission allowances	`EnergyRelatedInventoryNaturalGasInStorage`	$389.00M	USD	Point-in-time
Fossil fuel and emission allowances	`EnergyRelatedInventoryNaturalGasInStorage`	$297.00M	USD	Point-in-time
Materials and supplies	`InventoryRawMaterialsAndSuppliesNetOfReserves`	$1.48B	USD	Point-in-time
Materials and supplies	`InventoryRawMaterialsAndSuppliesNetOfReserves`	$1.43B	USD	Point-in-time
Regulatory assets, current	`RegulatoryAssetsCurrent`	$1.30B	USD	Point-in-time
Regulatory assets, current	`RegulatoryAssetsCurrent`	$1.23B	USD	Point-in-time
Renewable energy credits, current	`RenewableEnergyCreditsCurrent`	$529.00M	USD	Point-in-time
Renewable energy credits, current	`RenewableEnergyCreditsCurrent`	$633.00M	USD	Point-in-time
Assets held for sale	`AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent`	$958.00M	USD	Point-in-time
Assets held for sale	`AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent`	$13.00M	USD	Point-in-time
Other	`OtherAssetsCurrent`	$1.65B	USD	Point-in-time
Other	`OtherAssetsCurrent`	$1.38B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$12.56B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$13.96B	USD	Point-in-time
Accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$30.32B	USD	Point-in-time
Accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$26.73B	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$82.58B	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$84.22B	USD	Point-in-time
Regulatory assets, noncurrent	`RegulatoryAssetsNoncurrent`	$8.22B	USD	Point-in-time
Regulatory assets, noncurrent	`RegulatoryAssetsNoncurrent`	$8.76B	USD	Point-in-time
Nuclear decommissioning trust funds	`DecommissioningFundInvestments`	$15.94B	USD	Point-in-time
Nuclear decommissioning trust funds	`DecommissioningFundInvestments`	$14.46B	USD	Point-in-time
Investments	`LongTermInvestments`	$443.00M	USD	Point-in-time
Investments	`LongTermInvestments`	$440.00M	USD	Point-in-time
Goodwill	`Goodwill`	$6.68B	USD	Point-in-time
Goodwill	`Goodwill`	$6.68B	USD	Point-in-time
Mark-to-market derivative assets, noncurrent	`DerivativeAssetsNoncurrent`	$949.00M	USD	Point-in-time
Mark-to-market derivative assets, noncurrent	`DerivativeAssetsNoncurrent`	$555.00M	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$3.28B	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$2.61B	USD	Point-in-time
Total deferred debits and other assets	`DeferredCostsAndOtherAssets`	$34.84B	USD	Point-in-time
Total deferred debits and other assets	`DeferredCostsAndOtherAssets`	$34.17B	USD	Point-in-time
Total assets	`Assets`	$129.32B	USD	Point-in-time
Total assets	`Assets`	$133.01B	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$3.33B	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$2.03B	USD	Point-in-time
Long-term debt due within one year	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$1.82B	USD	Point-in-time
Long-term debt due within one year	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$3.37B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$3.56B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$4.14B	USD	Point-in-time
Accrued expenses	`AccruedLiabilitiesCurrent`	$1.96B	USD	Point-in-time
Accrued expenses	`AccruedLiabilitiesCurrent`	$2.08B	USD	Point-in-time
Payables to affiliates, current	`AccountsPayableRelatedPartiesCurrent`	$5.00M	USD	Point-in-time
Payables to affiliates, current	`AccountsPayableRelatedPartiesCurrent`	$5.00M	USD	Point-in-time
Regulatory liabilities, current	`RegulatoryLiabilityCurrent`	$376.00M	USD	Point-in-time
Regulatory liabilities, current	`RegulatoryLiabilityCurrent`	$581.00M	USD	Point-in-time
Mark-to-market derivative liabilities, current	`DerivativeLiabilitiesCurrent`	$999.00M	USD	Point-in-time
Mark-to-market derivative liabilities, current	`DerivativeLiabilitiesCurrent`	$295.00M	USD	Point-in-time
Unamortized energy contract liabilities, current	`EnergyMarketingContractLiabilitiesCurrent`	$100.00M	USD	Point-in-time
Unamortized energy contract liabilities, current	`EnergyMarketingContractLiabilitiesCurrent`	$91.00M	USD	Point-in-time
Renewable energy credit obligation	`EnergyMarketingAccountsPayable`	$779.00M	USD	Point-in-time
Renewable energy credit obligation	`EnergyMarketingAccountsPayable`	$661.00M	USD	Point-in-time
Liabilities held for sale	`LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent`	$3.00M	USD	Point-in-time
Liabilities held for sale	`LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent`	$375.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$1.06B	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$1.26B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$16.11B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$12.77B	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$35.32B	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$35.09B	USD	Point-in-time
Long-term debt to financing trusts	`DueToAffiliateNoncurrent`	$390.00M	USD	Point-in-time
Long-term debt to financing trusts	`DueToAffiliateNoncurrent`	$390.00M	USD	Point-in-time
Deferred income taxes and unamortized investment tax credits	`DeferredIncomeTaxesAndOtherTaxLiabilitiesNoncurrent`	$13.04B	USD	Point-in-time
Deferred income taxes and unamortized investment tax credits	`DeferredIncomeTaxesAndOtherTaxLiabilitiesNoncurrent`	$14.19B	USD	Point-in-time
Asset retirement obligations, noncurrent	`AssetRetirementObligationsNoncurrent`	$12.30B	USD	Point-in-time
Asset retirement obligations, noncurrent	`AssetRetirementObligationsNoncurrent`	$13.09B	USD	Point-in-time
Pension obligations	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$4.50B	USD	Point-in-time
Pension obligations	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$2.99B	USD	Point-in-time
Non-pension postretirement benefits obligations	`OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent`	$2.01B	USD	Point-in-time
Non-pension postretirement benefits obligations	`OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent`	$1.69B	USD	Point-in-time
Spent nuclear fuel obligation	`SpentNuclearFuelObligationNoncurrent`	$1.21B	USD	Point-in-time
Spent nuclear fuel obligation	`SpentNuclearFuelObligationNoncurrent`	$1.21B	USD	Point-in-time
Regulatory liabilities, noncurrent	`RegulatoryLiabilityNoncurrent`	$9.48B	USD	Point-in-time
Regulatory liabilities, noncurrent	`RegulatoryLiabilityNoncurrent`	$9.63B	USD	Point-in-time
Mark-to-market derivative liabilities, noncurrent	`DerivativeLiabilitiesNoncurrent`	$473.00M	USD	Point-in-time
Mark-to-market derivative liabilities, noncurrent	`DerivativeLiabilitiesNoncurrent`	$714.00M	USD	Point-in-time
Unamortized energy contract liabilities, noncurrent	`EnergyMarketingContractLiabilitiesNoncurrent`	$147.00M	USD	Point-in-time
Unamortized energy contract liabilities, noncurrent	`EnergyMarketingContractLiabilitiesNoncurrent`	$238.00M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$2.73B	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$2.94B	USD	Point-in-time
Total deferred credits and other liabilities	`DeferredCreditsAndOtherLiabilities`	$46.39B	USD	Point-in-time
Total deferred credits and other liabilities	`DeferredCreditsAndOtherLiabilities`	$46.20B	USD	Point-in-time
Total liabilities	`Liabilities`	$94.45B	USD	Point-in-time
Total liabilities	`Liabilities`	$98.22B	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Common Stock, No Par Value	`CommonStockNoParValue`	-	USD	Point-in-time
Common Stock, No Par Value	`CommonStockNoParValue`	-	USD	Point-in-time
Common Stock, Shares Authorized	`CommonStockSharesAuthorized`	2.00B	shares	Point-in-time
Common Stock, Shares Authorized	`CommonStockSharesAuthorized`	2.00B	shares	Point-in-time
Common Stock, Shares, Outstanding	`CommonStockSharesOutstanding`	979.00M	shares	Point-in-time
Common Stock, Shares, Outstanding	`CommonStockSharesOutstanding`	976.00M	shares	Point-in-time
Common stock	`CommonStockValue`	$20.32B	USD	Point-in-time
Common stock	`CommonStockValue`	$19.37B	USD	Point-in-time
Treasury Stock, Shares	`TreasuryStockShares`	2.00M	shares	Point-in-time
Treasury Stock, Shares	`TreasuryStockShares`	2.00M	shares	Point-in-time
Treasury stock, at cost	`TreasuryStockValue`	$123.00M	USD	Point-in-time
Treasury stock, at cost	`TreasuryStockValue`	$123.00M	USD	Point-in-time
Retained earnings/Undistributed earnings (losses)	`RetainedEarningsAccumulatedDeficit`	$16.73B	USD	Point-in-time
Retained earnings/Undistributed earnings (losses)	`RetainedEarningsAccumulatedDeficit`	$16.94B	USD	Point-in-time
Accumulated other comprehensive loss, net	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-3.40B	USD	Point-in-time
Accumulated other comprehensive loss, net	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-2.75B	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$34.39B	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$32.59B	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$2.28B	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$402.00M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$34.80B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$34.57B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$34.87B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$33.05B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$129.32B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$133.01B	USD	Point-in-time

Income Statement 105 line items

Line Item	Tag	Value	Unit	Period
Revenues from alternative revenue programs	`TrueUpAdjustmentsToDecouplingMechanismsAndFormulaRate`	$6.00M	USD	Annual
Revenues from alternative revenue programs	`TrueUpAdjustmentsToDecouplingMechanismsAndFormulaRate`	$-155.00M	USD	Annual
Revenues from alternative revenue programs	`TrueUpAdjustmentsToDecouplingMechanismsAndFormulaRate`	$171.00M	USD	Annual
Total operating revenues	`Revenues`	$34.44B	USD	Annual
Total operating revenues	`Revenues`	$33.04B	USD	Annual
Total operating revenues	`Revenues`	$36.35B	USD	Annual
Operating and maintenance	`UtilitiesOperatingExpenseMaintenanceOperationsAndOtherCostsAndExpenses`	$8.66B	USD	Annual
Operating and maintenance	`UtilitiesOperatingExpenseMaintenanceOperationsAndOtherCostsAndExpenses`	$9.41B	USD	Annual
Operating and maintenance	`UtilitiesOperatingExpenseMaintenanceOperationsAndOtherCostsAndExpenses`	$8.62B	USD	Annual
Depreciation and Amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$4.25B	USD	Annual
Depreciation and Amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$5.01B	USD	Annual
Depreciation and Amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$6.04B	USD	Annual
Taxes other than income	`TaxesExcludingIncomeAndExciseTaxes`	$1.77B	USD	Annual
Taxes other than income	`TaxesExcludingIncomeAndExciseTaxes`	$1.73B	USD	Annual
Taxes other than income	`TaxesExcludingIncomeAndExciseTaxes`	$1.71B	USD	Annual
Total operating expenses	`CostsAndExpenses`	$30.24B	USD	Annual
Total operating expenses	`CostsAndExpenses`	$33.83B	USD	Annual
Total operating expenses	`CostsAndExpenses`	$30.10B	USD	Annual
Gain on sales of assets and businesses	`GainLossOnSaleOfOtherAssets`	$201.00M	USD	Annual
Gain on sales of assets and businesses	`GainLossOnSaleOfOtherAssets`	$24.00M	USD	Annual
Gain on sales of assets and businesses	`GainLossOnSaleOfOtherAssets`	$31.00M	USD	Annual
Gain on deconsolidation of business	`BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGainOrLoss`	-	USD	Annual
Gain on deconsolidation of business	`BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGainOrLoss`	$1.00M	USD	Annual
Gain on deconsolidation of business	`BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGainOrLoss`	-	USD	Annual
Operating income (loss)	`OperatingIncomeLoss`	$2.82B	USD	Annual
Operating income (loss)	`OperatingIncomeLoss`	$4.37B	USD	Annual
Operating income (loss)	`OperatingIncomeLoss`	$2.72B	USD	Annual
Interest Expense, net	`InterestExpenseBorrowings`	$1.55B	USD	Annual
Interest Expense, net	`InterestExpenseBorrowings`	$1.61B	USD	Annual
Interest Expense, net	`InterestExpenseBorrowings`	$1.59B	USD	Annual
Interest expense to affiliates	`InterestExpenseRelatedParty`	$25.00M	USD	Annual
Interest expense to affiliates	`InterestExpenseRelatedParty`	$25.00M	USD	Annual
Interest expense to affiliates	`InterestExpenseRelatedParty`	$25.00M	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$1.15B	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$1.23B	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$1.06B	USD	Annual
Total other income and (deductions)	`NonoperatingIncomeExpense`	$-490.00M	USD	Annual
Total other income and (deductions)	`NonoperatingIncomeExpense`	$-515.00M	USD	Annual
Total other income and (deductions)	`NonoperatingIncomeExpense`	$-389.00M	USD	Annual
Income (loss) before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$2.21B	USD	Annual
Income (loss) before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$3.98B	USD	Annual
Income (loss) before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$2.33B	USD	Annual
Income taxes	`IncomeTaxExpenseBenefit`	$774.00M	USD	Annual
Income taxes	`IncomeTaxExpenseBenefit`	$370.00M	USD	Annual
Income taxes	`IncomeTaxExpenseBenefit`	$373.00M	USD	Annual
Equity in losses of unconsolidated affiliates	`IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions`	$-6.00M	USD	Annual
Equity in losses of unconsolidated affiliates	`IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions`	$-183.00M	USD	Annual
Equity in losses of unconsolidated affiliates	`IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions`	$-9.00M	USD	Annual
Net income (loss)	`ProfitLoss`	$1.83B	USD	Annual
Net income (loss)	`ProfitLoss`	$3.03B	USD	Annual
Net income (loss)	`ProfitLoss`	$1.95B	USD	Annual
Net income (loss) attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$-9.00M	USD	Annual
Net income (loss) attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$123.00M	USD	Annual
Net income (loss) attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$92.00M	USD	Annual
Net income (loss) attributable to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$1.96B	USD	Annual
Net income (loss) attributable to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$2.94B	USD	Annual
Net income (loss) attributable to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$1.71B	USD	Annual
Prior service benefit reclassified to periodic benefit cost	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$-65.00M	USD	Annual
Prior service benefit reclassified to periodic benefit cost	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$-40.00M	USD	Annual
Prior service benefit reclassified to periodic benefit cost	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$-4.00M	USD	Annual
Actuarial loss reclassified to periodic cost	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$149.00M	USD	Annual
Actuarial loss reclassified to periodic cost	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$190.00M	USD	Annual
Actuarial loss reclassified to periodic cost	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$223.00M	USD	Annual
Pension and non-pension postretirement benefit plan valuation adjustment	`OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationNetOfTax`	$432.00M	USD	Annual
Pension and non-pension postretirement benefit plan valuation adjustment	`OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationNetOfTax`	$-289.00M	USD	Annual
Pension and non-pension postretirement benefit plan valuation adjustment	`OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationNetOfTax`	$-357.00M	USD	Annual
Unrealized (loss) gain on cash flow hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$-1.00M	USD	Annual
Unrealized (loss) gain on cash flow hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$-3.00M	USD	Annual
Unrealized (loss) gain on cash flow hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	-	USD	Annual
Unrealized gain (loss) on investments in unconsolidated affiliates	`OtherComprehensiveIncomeUnrealizedIncomeLossOnEquityInvestmentsArisingDuringPeriodNetOfTax`	$1.00M	USD	Annual
Unrealized gain (loss) on investments in unconsolidated affiliates	`OtherComprehensiveIncomeUnrealizedIncomeLossOnEquityInvestmentsArisingDuringPeriodNetOfTax`	-	USD	Annual
Unrealized gain (loss) on investments in unconsolidated affiliates	`OtherComprehensiveIncomeUnrealizedIncomeLossOnEquityInvestmentsArisingDuringPeriodNetOfTax`	-	USD	Annual
Unrealized (loss) gain on foreign currency translation	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$4.00M	USD	Annual
Unrealized (loss) gain on foreign currency translation	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$6.00M	USD	Annual
Unrealized (loss) gain on foreign currency translation	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	-	USD	Annual
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-206.00M	USD	Annual
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-198.00M	USD	Annual
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$650.00M	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$2.48B	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$2.83B	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$1.75B	USD	Annual
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-9.00M	USD	Annual
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$93.00M	USD	Annual
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$123.00M	USD	Annual
Comprehensive income (loss) attributable to common shareholders	`ComprehensiveIncomeNetOfTax`	$2.36B	USD	Annual
Comprehensive income (loss) attributable to common shareholders	`ComprehensiveIncomeNetOfTax`	$2.74B	USD	Annual
Comprehensive income (loss) attributable to common shareholders	`ComprehensiveIncomeNetOfTax`	$1.76B	USD	Annual
Basic Average Number of Shares Outstanding	`WeightedAverageNumberOfSharesOutstandingBasic`	976.00M	shares	Annual
Basic Average Number of Shares Outstanding	`WeightedAverageNumberOfSharesOutstandingBasic`	973.00M	shares	Annual
Basic Average Number of Shares Outstanding	`WeightedAverageNumberOfSharesOutstandingBasic`	979.00M	shares	Annual
Assumed Exercise and/or Distributions of Stock-Based Awards	`IncrementalCommonSharesAttributableToShareBasedPaymentArrangements`	1.00M	shares	Annual
Assumed Exercise and/or Distributions of Stock-Based Awards	`IncrementalCommonSharesAttributableToShareBasedPaymentArrangements`	1.00M	shares	Annual
Assumed Exercise and/or Distributions of Stock-Based Awards	`IncrementalCommonSharesAttributableToShareBasedPaymentArrangements`	1.00M	shares	Annual
Diluted Average Number of Shares Outstanding	`WeightedAverageNumberOfDilutedSharesOutstanding`	977.00M	shares	Annual
Diluted Average Number of Shares Outstanding	`WeightedAverageNumberOfDilutedSharesOutstanding`	980.00M	shares	Annual
Diluted Average Number of Shares Outstanding	`WeightedAverageNumberOfDilutedSharesOutstanding`	974.00M	shares	Annual
Earnings Per Share, Basic	`EarningsPerShareBasic`	$2.01	USD	Annual
Earnings Per Share, Basic	`EarningsPerShareBasic`	$1.74	USD	Annual
Earnings Per Share, Basic	`EarningsPerShareBasic`	$3.02	USD	Annual
Earnings Per Share, Diluted	`EarningsPerShareDiluted`	$2.01	USD	Annual
Earnings Per Share, Diluted	`EarningsPerShareDiluted`	$3.01	USD	Annual
Earnings Per Share, Diluted	`EarningsPerShareDiluted`	$1.74	USD	Annual
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	`AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount`	0.00	shares	Annual
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	`AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount`	0.00	shares	Annual
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	`AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount`	0.00	shares	Annual

Cash Flow Statement 128 line items

Line Item	Tag	Value	Unit	Period
Net income (loss)	`ProfitLoss`	$1.83B	USD	Annual
Net income (loss)	`ProfitLoss`	$3.03B	USD	Annual
Net income (loss)	`ProfitLoss`	$1.95B	USD	Annual
Depreciation, amortization and accretion, including nuclear fuel and energy contract amortization	`DepreciationAmortizationAndAccretionNet`	$5.78B	USD	Annual
Depreciation, amortization and accretion, including nuclear fuel and energy contract amortization	`DepreciationAmortizationAndAccretionNet`	$6.53B	USD	Annual
Depreciation, amortization and accretion, including nuclear fuel and energy contract amortization	`DepreciationAmortizationAndAccretionNet`	$7.57B	USD	Annual
Asset impairments	`ImpairmentOfLongLivedAssetsHeldForUse`	$552.00M	USD	Annual
Asset impairments	`ImpairmentOfLongLivedAssetsHeldForUse`	$201.00M	USD	Annual
Asset impairments	`ImpairmentOfLongLivedAssetsHeldForUse`	$591.00M	USD	Annual
Gain on sales of assets and businesses	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$27.00M	USD	Annual
Gain on sales of assets and businesses	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$201.00M	USD	Annual
Gain on sales of assets and businesses	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$24.00M	USD	Annual
Deferred income taxes and amortization of investment tax credits	`DeferredIncomeTaxesAndTaxCredits`	$18.00M	USD	Annual
Deferred income taxes and amortization of investment tax credits	`DeferredIncomeTaxesAndTaxCredits`	$681.00M	USD	Annual
Deferred income taxes and amortization of investment tax credits	`DeferredIncomeTaxesAndTaxCredits`	$309.00M	USD	Annual
Net fair value changes related to derivatives	`UnrealizedGainLossOnDerivatives`	$-222.00M	USD	Annual
Net fair value changes related to derivatives	`UnrealizedGainLossOnDerivatives`	$268.00M	USD	Annual
Net fair value changes related to derivatives	`UnrealizedGainLossOnDerivatives`	$568.00M	USD	Annual
Net realized and unrealized gains on NDT fund investments	`GainLossOnInvestments`	$461.00M	USD	Annual
Net realized and unrealized gains on NDT fund investments	`GainLossOnInvestments`	$663.00M	USD	Annual
Net realized and unrealized gains on NDT fund investments	`GainLossOnInvestments`	$586.00M	USD	Annual
Net unrealized losses (gains) on equity investments	`UnrealizedGainLossOnInvestments`	$186.00M	USD	Annual
Net unrealized losses (gains) on equity investments	`UnrealizedGainLossOnInvestments`	-	USD	Annual
Net unrealized losses (gains) on equity investments	`UnrealizedGainLossOnInvestments`	$-160.00M	USD	Annual
Other non-cash operating activities	`OtherNoncashIncomeExpense`	$592.00M	USD	Annual
Other non-cash operating activities	`OtherNoncashIncomeExpense`	$-200.00M	USD	Annual
Other non-cash operating activities	`OtherNoncashIncomeExpense`	$613.00M	USD	Annual
Accounts receivable	`IncreaseDecreaseInReceivables`	$-697.00M	USD	Annual
Accounts receivable	`IncreaseDecreaseInReceivables`	$703.00M	USD	Annual
Accounts receivable	`IncreaseDecreaseInReceivables`	$243.00M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$85.00M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$87.00M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$141.00M	USD	Annual
Accounts payable and accrued expenses	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$-425.00M	USD	Annual
Accounts payable and accrued expenses	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$-129.00M	USD	Annual
Accounts payable and accrued expenses	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$440.00M	USD	Annual
Option premiums paid, net	`ChangesInOptionPremiumsCollectedReceived`	$338.00M	USD	Annual
Option premiums paid, net	`ChangesInOptionPremiumsCollectedReceived`	$139.00M	USD	Annual
Option premiums paid, net	`ChangesInOptionPremiumsCollectedReceived`	$29.00M	USD	Annual
Collateral received (posted), net	`IncreaseDecreaseCashCollateralFromCounterparties`	$-74.00M	USD	Annual
Collateral received (posted), net	`IncreaseDecreaseCashCollateralFromCounterparties`	$494.00M	USD	Annual
Collateral received (posted), net	`IncreaseDecreaseCashCollateralFromCounterparties`	$-438.00M	USD	Annual
Income taxes	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$140.00M	USD	Annual
Income taxes	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$-64.00M	USD	Annual
Income taxes	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$327.00M	USD	Annual
Pension and non-pension postretirement benefit contributions	`PensionAndOtherPostretirementBenefitContributions`	$665.00M	USD	Annual
Pension and non-pension postretirement benefit contributions	`PensionAndOtherPostretirementBenefitContributions`	$601.00M	USD	Annual
Pension and non-pension postretirement benefit contributions	`PensionAndOtherPostretirementBenefitContributions`	$408.00M	USD	Annual
Other assets and liabilities	`IncreaseDecreaseInOtherOperatingCapitalNet`	$4.41B	USD	Annual
Other assets and liabilities	`IncreaseDecreaseInOtherOperatingCapitalNet`	$5.18B	USD	Annual
Other assets and liabilities	`IncreaseDecreaseInOtherOperatingCapitalNet`	$1.48B	USD	Annual
Net cash flows provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$3.01B	USD	Annual
Net cash flows provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$6.66B	USD	Annual
Net cash flows provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$4.24B	USD	Annual
Capital expenditures	`PaymentsToAcquirePropertyPlantAndEquipment`	$7.25B	USD	Annual
Capital expenditures	`PaymentsToAcquirePropertyPlantAndEquipment`	$7.98B	USD	Annual
Capital expenditures	`PaymentsToAcquirePropertyPlantAndEquipment`	$8.05B	USD	Annual
Proceeds from NDT fund sales	`ProceedsFromSaleAndMaturityOfOtherInvestments`	$6.53B	USD	Annual
Proceeds from NDT fund sales	`ProceedsFromSaleAndMaturityOfOtherInvestments`	$10.05B	USD	Annual
Proceeds from NDT fund sales	`ProceedsFromSaleAndMaturityOfOtherInvestments`	$3.34B	USD	Annual
Investment in NDT funds	`PaymentsToAcquireOtherInvestments`	$10.09B	USD	Annual
Investment in NDT funds	`PaymentsToAcquireOtherInvestments`	$6.67B	USD	Annual
Investment in NDT funds	`PaymentsToAcquireOtherInvestments`	$3.46B	USD	Annual
Collection of deferred purchase price	`ProceedsFromCollectionOfRetainedInterestInSecuritizedReceivables`	-	USD	Annual
Collection of deferred purchase price	`ProceedsFromCollectionOfRetainedInterestInSecuritizedReceivables`	$3.77B	USD	Annual
Collection of deferred purchase price	`ProceedsFromCollectionOfRetainedInterestInSecuritizedReceivables`	$3.90B	USD	Annual
Acquisitions of assets and businesses, net	`PaymentsToAcquireBusinessesGross`	-	USD	Annual
Acquisitions of assets and businesses, net	`PaymentsToAcquireBusinessesGross`	-	USD	Annual
Acquisitions of assets and businesses, net	`PaymentsToAcquireBusinessesGross`	$41.00M	USD	Annual
Proceeds from sales of assets and businesses	`ProceedsFromSaleOfPropertyHeldForSale`	$53.00M	USD	Annual
Proceeds from sales of assets and businesses	`ProceedsFromSaleOfPropertyHeldForSale`	$877.00M	USD	Annual
Proceeds from sales of assets and businesses	`ProceedsFromSaleOfPropertyHeldForSale`	$46.00M	USD	Annual
Other investing activities	`PaymentsForProceedsFromOtherInvestingActivities`	$-12.00M	USD	Annual
Other investing activities	`PaymentsForProceedsFromOtherInvestingActivities`	$-26.00M	USD	Annual
Other investing activities	`PaymentsForProceedsFromOtherInvestingActivities`	$-18.00M	USD	Annual
Net cash flows used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-7.26B	USD	Annual
Net cash flows used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-4.34B	USD	Annual
Net cash flows used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-3.32B	USD	Annual
Changes in short-term borrowings	`ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess`	$269.00M	USD	Annual
Changes in short-term borrowings	`ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess`	$161.00M	USD	Annual
Changes in short-term borrowings	`ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess`	$781.00M	USD	Annual
Proceeds from short-term borrowings with maturities greater than 90 days	`ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths`	$500.00M	USD	Annual
Proceeds from short-term borrowings with maturities greater than 90 days	`ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths`	$1.38B	USD	Annual
Proceeds from short-term borrowings with maturities greater than 90 days	`ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths`	-	USD	Annual
Repayments on short-term borrowings with maturities greater than 90 days	`RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths`	$350.00M	USD	Annual
Repayments on short-term borrowings with maturities greater than 90 days	`RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths`	-	USD	Annual
Repayments on short-term borrowings with maturities greater than 90 days	`RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths`	$125.00M	USD	Annual
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$7.51B	USD	Annual
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$1.95B	USD	Annual
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$3.48B	USD	Annual
Retirement of long-term debt	`RepaymentsOfLongTermDebt`	$1.64B	USD	Annual
Retirement of long-term debt	`RepaymentsOfLongTermDebt`	$6.44B	USD	Annual
Retirement of long-term debt	`RepaymentsOfLongTermDebt`	$1.29B	USD	Annual
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$1.50B	USD	Annual
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$1.41B	USD	Annual
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$1.49B	USD	Annual
Acquisition of CENG noncontrolling interest	`PaymentsToAcquireAdditionalInterestInSubsidiaries`	-	USD	Annual
Acquisition of CENG noncontrolling interest	`PaymentsToAcquireAdditionalInterestInSubsidiaries`	$885.00M	USD	Annual
Acquisition of CENG noncontrolling interest	`PaymentsToAcquireAdditionalInterestInSubsidiaries`	-	USD	Annual
Proceeds from employee stock plans	`ProceedsFromStockPlans`	$45.00M	USD	Annual
Proceeds from employee stock plans	`ProceedsFromStockPlans`	$80.00M	USD	Annual
Proceeds from employee stock plans	`ProceedsFromStockPlans`	$112.00M	USD	Annual
Other financing activities	`ProceedsFromPaymentsForOtherFinancingActivities`	$-82.00M	USD	Annual
Other financing activities	`ProceedsFromPaymentsForOtherFinancingActivities`	$-136.00M	USD	Annual
Other financing activities	`ProceedsFromPaymentsForOtherFinancingActivities`	$-80.00M	USD	Annual
Net cash flows provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-58.00M	USD	Annual
Net cash flows provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$145.00M	USD	Annual
Net cash flows provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$758.00M	USD	Annual
Increase (decrease) in cash, restricted cash, and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$44.00M	USD	Annual
Increase (decrease) in cash, restricted cash, and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$-659.00M	USD	Annual
Increase (decrease) in cash, restricted cash, and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$453.00M	USD	Annual
Cash, restricted cash, and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.78B	USD	Point-in-time
Cash, restricted cash, and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.62B	USD	Point-in-time
Cash, restricted cash, and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.12B	USD	Point-in-time
Cash, restricted cash, and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.17B	USD	Point-in-time
Cash, restricted cash, and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.78B	USD	Point-in-time
Cash, restricted cash, and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.62B	USD	Point-in-time
Cash, restricted cash, and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.12B	USD	Point-in-time
Cash, restricted cash, and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.17B	USD	Point-in-time
Increase (decrease) in capital expenditures not paid	`ChangeinCapitalExpendituresIncurredButNotYetPaid`	$194.00M	USD	Annual
Increase (decrease) in capital expenditures not paid	`ChangeinCapitalExpendituresIncurredButNotYetPaid`	$16.00M	USD	Annual
Increase (decrease) in capital expenditures not paid	`ChangeinCapitalExpendituresIncurredButNotYetPaid`	$-7.00M	USD	Annual
Increase in Deferred Purchase Price	`SupplementalDeferredPurchasePrice`	-	USD	Annual
Increase in Deferred Purchase Price	`SupplementalDeferredPurchasePrice`	$4.44B	USD	Annual
Increase in Deferred Purchase Price	`SupplementalDeferredPurchasePrice`	$3.65B	USD	Annual
Increase (decrease) in PPE related to ARO update	`CostsIncurredAssetRetirementObligationIncurred`	$850.00M	USD	Annual
Increase (decrease) in PPE related to ARO update	`CostsIncurredAssetRetirementObligationIncurred`	$642.00M	USD	Annual
Increase (decrease) in PPE related to ARO update	`CostsIncurredAssetRetirementObligationIncurred`	$968.00M	USD	Annual

Stockholders Equity 54 line items

Line Item	Tag	Value	Unit	Period
Beginning Balance (in shares)	`SharesIssued`	977.47M	shares	Point-in-time
Beginning Balance (in shares)	`SharesIssued`	970.02M	shares	Point-in-time
Beginning Balance (in shares)	`SharesIssued`	974.42M	shares	Point-in-time
Beginning Balance (in shares)	`SharesIssued`	981.29M	shares	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$34.80B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$34.57B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$34.87B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$33.05B	USD	Point-in-time
Beginning Balance	`StockholdersEquity`	$34.39B	USD	Point-in-time
Beginning Balance	`StockholdersEquity`	$32.59B	USD	Point-in-time
Net income (loss)	`ProfitLoss`	$1.83B	USD	Annual
Net income (loss)	`ProfitLoss`	$3.03B	USD	Annual
Net income (loss)	`ProfitLoss`	$1.95B	USD	Annual
Long-Term Incentive Plan Activity (shares)	`StockIssuedDuringPeriodSharesShareBasedCompensationGross`	1.57M	shares	Annual
Long-Term Incentive Plan Activity (shares)	`StockIssuedDuringPeriodSharesShareBasedCompensationGross`	1.73M	shares	Annual
Long-Term Incentive Plan Activity (shares)	`StockIssuedDuringPeriodSharesShareBasedCompensationGross`	3.11M	shares	Annual
Long-Term Incentive Plan Activity	`StockIssuedDuringPeriodValueShareBasedCompensationGross`	$69.00M	USD	Annual
Long-Term Incentive Plan Activity	`StockIssuedDuringPeriodValueShareBasedCompensationGross`	$40.00M	USD	Annual
Long-Term Incentive Plan Activity	`StockIssuedDuringPeriodValueShareBasedCompensationGross`	$40.00M	USD	Annual
Employee stock purchase plan issuances, shares	`StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans`	1.28M	shares	Annual
Employee stock purchase plan issuances, shares	`StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans`	2.09M	shares	Annual
Employee stock purchase plan issuances, shares	`StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans`	1.48M	shares	Annual
Employee stock purchase plan issuances	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$112.00M	USD	Annual
Employee stock purchase plan issuances	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$90.00M	USD	Annual
Employee stock purchase plan issuances	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$56.00M	USD	Annual
Sale of noncontrolling interests	`NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest`	$6.00M	USD	Annual
Sale of noncontrolling interests	`NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest`	$3.00M	USD	Annual
Changes in equity of noncontrolling interests	`MinorityInterestPeriodIncreaseDecrease`	$-48.00M	USD	Annual
Changes in equity of noncontrolling interests	`MinorityInterestPeriodIncreaseDecrease`	$-57.00M	USD	Annual
Changes in equity of noncontrolling interests	`MinorityInterestPeriodIncreaseDecrease`	$-37.00M	USD	Annual
Acquisition of CENG noncontrolling interest	`PaymentsToAcquireAdditionalInterestInSubsidiaries`	-	USD	Annual
Acquisition of CENG noncontrolling interest	`PaymentsToAcquireAdditionalInterestInSubsidiaries`	$885.00M	USD	Annual
Acquisition of CENG noncontrolling interest	`PaymentsToAcquireAdditionalInterestInSubsidiaries`	-	USD	Annual
Deferred Tax Liability Adjustment - Noncontrolling Interest	`DeferredTaxLiabilityAdjustmentNoncontrollingInterest`	$-290.00M	USD	Annual
Common Stock, Dividends, Per Share, Declared	`CommonStockDividendsPerShareDeclared`	$1.53	USD	Annual
Common Stock, Dividends, Per Share, Declared	`CommonStockDividendsPerShareDeclared`	$1.53	USD	Annual
Common Stock, Dividends, Per Share, Declared	`CommonStockDividendsPerShareDeclared`	$1.45	USD	Annual
Common stock dividends	`DividendsCommonStockCash`	$1.41B	USD	Annual
Common stock dividends	`DividendsCommonStockCash`	$1.50B	USD	Annual
Common stock dividends	`DividendsCommonStockCash`	$1.50B	USD	Annual
Payments to Noncontrolling Interests	`PaymentsToMinorityShareholders`	-	USD	Annual
Other Comprehensive Income (Loss), Net of Tax	`OtherComprehensiveIncomeLossNetOfTax`	$-206.00M	USD	Annual
Other Comprehensive Income (Loss), Net of Tax	`OtherComprehensiveIncomeLossNetOfTax`	$-198.00M	USD	Annual
Other Comprehensive Income (Loss), Net of Tax	`OtherComprehensiveIncomeLossNetOfTax`	$650.00M	USD	Annual
Ending Balance (in shares)	`SharesIssued`	977.47M	shares	Point-in-time
Ending Balance (in shares)	`SharesIssued`	970.02M	shares	Point-in-time
Ending Balance (in shares)	`SharesIssued`	974.42M	shares	Point-in-time
Ending Balance (in shares)	`SharesIssued`	981.29M	shares	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$34.80B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$34.57B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$34.87B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$33.05B	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$34.39B	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$32.59B	USD	Point-in-time

Data is extracted from SEC EDGAR XBRL filings. Values shown are as reported in the filing.