10-K Filing

FIRSTENERGY CORP CIK: 1031296 FY 2023

Filing Information

Form Type	10-K
Accession Number	`0001031296-24-000008`
Period End Date	20231231
Filing Date	20240213
Fiscal Year	2023
Fiscal Period	FY
XBRL Instance	fe-20231231_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 104 Income Statement 114 Cash Flow Statement 134 Stockholders Equity 42 Comprehensive Income 27

Balance Sheet 104 line items

Line Item	Tag	Value	Unit	Period
Allowance for uncollectible accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$137.00M	USD	Point-in-time
Allowance for uncollectible accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$64.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$137.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$160.00M	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.10	USD	Point-in-time
Restricted cash	`RestrictedCashCurrent`	$42.00M	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.10	USD	Point-in-time
Restricted cash	`RestrictedCashCurrent`	$46.00M	USD	Point-in-time
Common stock, authorized (in shares)	`CommonStockSharesAuthorized`	700.00M	shares	Point-in-time
Common stock, authorized (in shares)	`CommonStockSharesAuthorized`	700.00M	shares	Point-in-time
Common stock, outstanding (in shares)	`CommonStockSharesOutstanding`	574.34M	shares	Point-in-time
Customers	`AccountsReceivableGrossCurrent`	$1.38B	USD	Point-in-time
Common stock, outstanding (in shares)	`CommonStockSharesOutstanding`	572.13M	shares	Point-in-time
Customers	`AccountsReceivableGrossCurrent`	$1.46B	USD	Point-in-time
Less Allowance for uncollectible customer receivables	`AllowanceForDoubtfulAccountsReceivableCurrent`	$137.00M	USD	Point-in-time
Less Allowance for uncollectible customer receivables	`AllowanceForDoubtfulAccountsReceivableCurrent`	$64.00M	USD	Point-in-time
Receivable	`AccountsReceivableNetCurrent`	$1.32B	USD	Point-in-time
Receivable	`AccountsReceivableNetCurrent`	$1.32B	USD	Point-in-time
Other, net of allowance for uncollectible accounts of $15 in 2023 and $11 in 2022	`OtherReceivables`	$253.00M	USD	Point-in-time
Other, net of allowance for uncollectible accounts of $15 in 2023 and $11 in 2022	`OtherReceivables`	$266.00M	USD	Point-in-time
Materials and supplies, at average cost	`InventoryNet`	$512.00M	USD	Point-in-time
Materials and supplies, at average cost	`InventoryNet`	$421.00M	USD	Point-in-time
Prepaid taxes and other	`OtherAssetsCurrent`	$293.00M	USD	Point-in-time
Prepaid taxes and other	`OtherAssetsCurrent`	$217.00M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$2.57B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$2.42B	USD	Point-in-time
In service	`PropertyPlantAndEquipmentExcludingConstructionInProgress`	$47.85B	USD	Point-in-time
In service	`PropertyPlantAndEquipmentExcludingConstructionInProgress`	$50.11B	USD	Point-in-time
Less Accumulated provision for depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$13.81B	USD	Point-in-time
Less Accumulated provision for depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$13.26B	USD	Point-in-time
Property, plant and equipment in service net of accumulated provision for depreciation	`NetPlantExcludingConstructionWorkInProgress`	$36.30B	USD	Point-in-time
Property, plant and equipment in service net of accumulated provision for depreciation	`NetPlantExcludingConstructionWorkInProgress`	$34.59B	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$2.12B	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$1.69B	USD	Point-in-time
Total property, plant and equipment	`PropertyPlantAndEquipmentNet`	$38.41B	USD	Point-in-time
Total property, plant and equipment	`PropertyPlantAndEquipmentNet`	$36.28B	USD	Point-in-time
Goodwill	`Goodwill`	$5.62B	USD	Point-in-time
Goodwill	`Goodwill`	$5.62B	USD	Point-in-time
Investments (Note 10)	`LongTermInvestments`	$663.00M	USD	Point-in-time
Investments (Note 10)	`LongTermInvestments`	$622.00M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$33.00M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$369.00M	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$1.14B	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$1.14B	USD	Point-in-time
Total investments and other noncurrent assets	`DeferredChargesAndOtherAssetsNoncurrent`	$7.79B	USD	Point-in-time
Total investments and other noncurrent assets	`DeferredChargesAndOtherAssetsNoncurrent`	$7.41B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$48.77B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$46.11B	USD	Point-in-time
Currently payable long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$1.25B	USD	Point-in-time
Currently payable long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$351.00M	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$100.00M	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$775.00M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$1.36B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$1.50B	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$292.00M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$254.00M	USD	Point-in-time
Accrued taxes	`AccruedIncomeTaxesCurrent`	$668.00M	USD	Point-in-time
Accrued taxes	`AccruedIncomeTaxesCurrent`	$700.00M	USD	Point-in-time
Accrued compensation and benefits	`AccruedEmployeeBenefitsCurrent`	$304.00M	USD	Point-in-time
Accrued compensation and benefits	`AccruedEmployeeBenefitsCurrent`	$272.00M	USD	Point-in-time
Dividends payable (Note 11)	`DividendsPayableCurrentAndNoncurrent`	$235.00M	USD	Point-in-time
Dividends payable (Note 11)	`DividendsPayableCurrentAndNoncurrent`	$223.00M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$223.00M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$227.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$364.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$241.00M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$3.96B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$5.39B	USD	Point-in-time
Long-term debt and other long-term obligations	`LongTermDebtAndCapitalLeaseObligations`	$21.20B	USD	Point-in-time
Long-term debt and other long-term obligations	`LongTermDebtAndCapitalLeaseObligations`	$22.89B	USD	Point-in-time
Accumulated deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$4.20B	USD	Point-in-time
Accumulated deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$4.53B	USD	Point-in-time
Retirement benefits	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$2.33B	USD	Point-in-time
Retirement benefits	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$1.66B	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$1.85B	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$1.21B	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$1.92B	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$2.17B	USD	Point-in-time
Total noncurrent liabilities	`LiabilitiesNoncurrent`	$32.47B	USD	Point-in-time
Total noncurrent liabilities	`LiabilitiesNoncurrent`	$31.51B	USD	Point-in-time
TOTAL LIABILITIES	`Liabilities`	$37.85B	USD	Point-in-time
TOTAL LIABILITIES	`Liabilities`	$35.47B	USD	Point-in-time
Common stock, $0.10 par value, authorized 700,000,000 shares - 574,335,396 and 572,130,932 shares outstanding as of December 31, 2023 and 2022, respectively	`CommonStockValueOutstanding`	$57.00M	USD	Point-in-time
Common stock, $0.10 par value, authorized 700,000,000 shares - 574,335,396 and 572,130,932 shares outstanding as of December 31, 2023 and 2022, respectively	`CommonStockValueOutstanding`	$57.00M	USD	Point-in-time
Other paid-in capital	`AdditionalPaidInCapitalCommonStock`	$10.49B	USD	Point-in-time
Other paid-in capital	`AdditionalPaidInCapitalCommonStock`	$11.32B	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-17.00M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-14.00M	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-97.00M	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-1.20B	USD	Point-in-time
Total common stockholders' equity	`StockholdersEquity`	$10.44B	USD	Point-in-time
Total common stockholders' equity	`StockholdersEquity`	$10.17B	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$477.00M	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$479.00M	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.92B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.64B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.24B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.68B	USD	Point-in-time
Total capitalization	`CapitalizationLongtermDebtAndEquity`	-	USD	Point-in-time
Total capitalization	`CapitalizationLongtermDebtAndEquity`	-	USD	Point-in-time
COMMITMENTS, GUARANTEES AND CONTINGENCIES (Note 14)	`CommitmentsAndContingencies`	-	USD	Point-in-time
COMMITMENTS, GUARANTEES AND CONTINGENCIES (Note 14)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Total liabilities and capitalization	`LiabilitiesAndStockholdersEquity`	$46.11B	USD	Point-in-time
Total liabilities and capitalization	`LiabilitiesAndStockholdersEquity`	$48.77B	USD	Point-in-time

Income Statement 114 line items

Line Item	Tag	Value	Unit	Period
Excise tax collections included in Revenue	`ExciseTaxesCollected`	$420.00M	USD	Annual
Excise tax collections included in Revenue	`ExciseTaxesCollected`	$406.00M	USD	Annual
Excise tax collections included in Revenue	`ExciseTaxesCollected`	$374.00M	USD	Annual
Net of income tax benefit (expense)	`DiscontinuedOperationTaxEffectOfDiscontinuedOperation`	$-21.00M	USD	Annual
Net of income tax benefit (expense)	`DiscontinuedOperationTaxEffectOfDiscontinuedOperation`	$-48.00M	USD	Annual
Total revenues	`Revenues`	$11.13B	USD	Annual
Total revenues	`Revenues`	$12.46B	USD	Annual
Total revenues	`Revenues`	$12.87B	USD	Annual
Fuel	`FuelCosts`	$730.00M	USD	Annual
Fuel	`FuelCosts`	$538.00M	USD	Annual
Fuel	`FuelCosts`	$481.00M	USD	Annual
Purchased power	`UtilitiesOperatingExpensePurchasedPower`	$2.96B	USD	Annual
Purchased power	`UtilitiesOperatingExpensePurchasedPower`	$4.11B	USD	Annual
Purchased power	`UtilitiesOperatingExpensePurchasedPower`	$3.86B	USD	Annual
Other operating expenses	`OtherCostAndExpenseOperating`	$3.59B	USD	Annual
Other operating expenses	`OtherCostAndExpenseOperating`	$3.82B	USD	Annual
Other operating expenses	`OtherCostAndExpenseOperating`	$3.20B	USD	Annual
Provision for depreciation	`Depreciation`	$1.38B	USD	Annual
Provision for depreciation	`Depreciation`	$1.30B	USD	Annual
Provision for depreciation	`Depreciation`	$1.46B	USD	Annual
Amortization (deferral) of regulatory assets, net	`AmortizationDeferralOfRegulatoryAssetNet`	$269.00M	USD	Annual
Amortization (deferral) of regulatory assets, net	`AmortizationDeferralOfRegulatoryAssetNet`	$-365.00M	USD	Annual
Amortization (deferral) of regulatory assets, net	`AmortizationDeferralOfRegulatoryAssetNet`	$-261.00M	USD	Annual
General taxes	`UtilitiesOperatingExpenseTaxes`	$1.07B	USD	Annual
General taxes	`UtilitiesOperatingExpenseTaxes`	$1.13B	USD	Annual
General taxes	`UtilitiesOperatingExpenseTaxes`	$1.16B	USD	Annual
DPA penalty (Note 14)	`GainLossRelatedToLitigationSettlement`	-	USD	Annual
DPA penalty (Note 14)	`GainLossRelatedToLitigationSettlement`	-	USD	Annual
DPA penalty (Note 14)	`GainLossRelatedToLitigationSettlement`	$-230.00M	USD	Annual
Gain on sale of Yards Creek	`GainLossOnSaleOfPropertyPlantEquipment`	$109.00M	USD	Annual
Gain on sale of Yards Creek	`GainLossOnSaleOfPropertyPlantEquipment`	-	USD	Annual
Gain on sale of Yards Creek	`GainLossOnSaleOfPropertyPlantEquipment`	-	USD	Annual
Total operating expenses	`CostsAndExpenses`	$10.55B	USD	Annual
Total operating expenses	`CostsAndExpenses`	$10.60B	USD	Annual
Total operating expenses	`CostsAndExpenses`	$9.41B	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$2.27B	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$1.91B	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$1.73B	USD	Annual
Debt redemption costs (Note 11)	`GainsLossesOnExtinguishmentOfDebt`	$-171.00M	USD	Annual
Debt redemption costs (Note 11)	`GainsLossesOnExtinguishmentOfDebt`	$-2.00M	USD	Annual
Debt redemption costs (Note 11)	`GainsLossesOnExtinguishmentOfDebt`	$-36.00M	USD	Annual
Equity method investment earnings (Note 1)	`IncomeLossFromEquityMethodInvestments`	$168.00M	USD	Annual
Equity method investment earnings (Note 1)	`IncomeLossFromEquityMethodInvestments`	$31.00M	USD	Annual
Equity method investment earnings (Note 1)	`IncomeLossFromEquityMethodInvestments`	$175.00M	USD	Annual
Miscellaneous income, net	`OtherNonoperatingIncomeExpense`	$486.00M	USD	Annual
Miscellaneous income, net	`OtherNonoperatingIncomeExpense`	$164.00M	USD	Annual
Miscellaneous income, net	`OtherNonoperatingIncomeExpense`	$415.00M	USD	Annual
Pension and OPEB mark-to-market adjustment	`DefinedBenefitPlanFairValueOfPlanAssetsPeriodIncreaseDecrease`	$72.00M	USD	Annual
Pension and OPEB mark-to-market adjustment	`DefinedBenefitPlanFairValueOfPlanAssetsPeriodIncreaseDecrease`	$382.00M	USD	Annual
Pension and OPEB mark-to-market adjustment	`DefinedBenefitPlanFairValueOfPlanAssetsPeriodIncreaseDecrease`	$-78.00M	USD	Annual
Interest expense	`InterestCostsIncurred`	$1.04B	USD	Annual
Interest expense	`InterestCostsIncurred`	$1.14B	USD	Annual
Interest expense	`InterestCostsIncurred`	$1.12B	USD	Annual
Capitalized financing costs	`InterestCostsCapitalizedAdjustment`	$97.00M	USD	Annual
Capitalized financing costs	`InterestCostsCapitalizedAdjustment`	$75.00M	USD	Annual
Capitalized financing costs	`InterestCostsCapitalizedAdjustment`	$84.00M	USD	Annual
Total other expense	`NonoperatingIncomeExpense`	$-471.00M	USD	Annual
Total other expense	`NonoperatingIncomeExpense`	$-802.00M	USD	Annual
Total other expense	`NonoperatingIncomeExpense`	$-167.00M	USD	Annual
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$1.44B	USD	Annual
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$1.56B	USD	Annual
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$1.46B	USD	Annual
INCOME TAXES	`IncomeTaxExpenseBenefit`	$65.00M	USD	1 Quarter
INCOME TAXES	`IncomeTaxExpenseBenefit`	$1.00B	USD	Annual
INCOME TAXES	`IncomeTaxExpenseBenefit`	$320.00M	USD	Annual
INCOME TAXES	`IncomeTaxExpenseBenefit`	$267.00M	USD	Annual
INCOME FROM CONTINUING OPERATIONS	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$439.00M	USD	Annual
INCOME FROM CONTINUING OPERATIONS	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$1.24B	USD	Annual
INCOME FROM CONTINUING OPERATIONS	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$1.20B	USD	Annual
Discontinued operations (Note 15)	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$-21.00M	USD	Annual
Discontinued operations (Note 15)	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$44.00M	USD	Annual
Discontinued operations (Note 15)	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	-	USD	Annual
NET INCOME	`ProfitLoss`	$1.18B	USD	Annual
NET INCOME	`ProfitLoss`	$1.28B	USD	Annual
NET INCOME	`ProfitLoss`	$439.00M	USD	Annual
Income attributable to noncontrolling interest (continuing operations)	`NetIncomeLossAttributableToNoncontrollingInterest`	$74.00M	USD	Annual
Income attributable to noncontrolling interest (continuing operations)	`NetIncomeLossAttributableToNoncontrollingInterest`	$33.00M	USD	Annual
Income attributable to noncontrolling interest (continuing operations)	`NetIncomeLossAttributableToNoncontrollingInterest`	-	USD	Annual
EARNINGS ATTRIBUTABLE TO FIRSTENERGY CORP.	`NetIncomeLoss`	$1.10B	USD	Annual
EARNINGS ATTRIBUTABLE TO FIRSTENERGY CORP.	`NetIncomeLoss`	$406.00M	USD	Annual
EARNINGS ATTRIBUTABLE TO FIRSTENERGY CORP.	`NetIncomeLoss`	$1.28B	USD	Annual
Earnings from continuing operations	`IncomeLossFromContinuingOperations`	$1.12B	USD	Annual
Earnings from continuing operations	`IncomeLossFromContinuingOperations`	$406.00M	USD	Annual
Earnings from continuing operations	`IncomeLossFromContinuingOperations`	$1.24B	USD	Annual
Earnings from discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$-21.00M	USD	Annual
Earnings from discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$44.00M	USD	Annual
Earnings from discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	-	USD	Annual
EARNINGS ATTRIBUTABLE TO FIRSTENERGY CORP.	`NetIncomeLoss`	$1.10B	USD	Annual
EARNINGS ATTRIBUTABLE TO FIRSTENERGY CORP.	`NetIncomeLoss`	$406.00M	USD	Annual
EARNINGS ATTRIBUTABLE TO FIRSTENERGY CORP.	`NetIncomeLoss`	$1.28B	USD	Annual
Basic - continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.96	USD	Annual
Basic - continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.71	USD	Annual
Basic - continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$2.27	USD	Annual
Basic - discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$0.08	USD	Annual
Basic - discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	-	USD	Annual
Basic - discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$-0.04	USD	Annual
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.71	USD	Annual
Basic (in dollars per share)	`EarningsPerShareBasic`	$2.35	USD	Annual
Basic (in dollars per share)	`EarningsPerShareBasic`	$1.92	USD	Annual
Diluted - continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.96	USD	Annual
Diluted - continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$2.27	USD	Annual
Diluted - continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.71	USD	Annual
Diluted - discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$0.08	USD	Annual
Diluted - discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$-0.04	USD	Annual
Diluted - discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	-	USD	Annual
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$2.35	USD	Annual
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.92	USD	Annual
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.71	USD	Annual
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	571.00M	shares	Annual
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	545.00M	shares	Annual
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	573.00M	shares	Annual
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	546.00M	shares	Annual
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	572.00M	shares	Annual
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	574.00M	shares	Annual

Cash Flow Statement 134 line items

Line Item	Tag	Value	Unit	Period
NET INCOME	`ProfitLoss`	$1.18B	USD	Annual
NET INCOME	`ProfitLoss`	$1.28B	USD	Annual
NET INCOME	`ProfitLoss`	$439.00M	USD	Annual
Depreciation, amortization and impairments	`DepreciationDepletionAmortizationAndImpairments`	$1.66B	USD	Annual
Depreciation, amortization and impairments	`DepreciationDepletionAmortizationAndImpairments`	$1.32B	USD	Annual
Depreciation, amortization and impairments	`DepreciationDepletionAmortizationAndImpairments`	$1.28B	USD	Annual
Employee benefit costs, net	`PensionAndOtherPostretirementBenefitExpense`	$-9.00M	USD	Annual
Employee benefit costs, net	`PensionAndOtherPostretirementBenefitExpense`	$-279.00M	USD	Annual
Employee benefit costs, net	`PensionAndOtherPostretirementBenefitExpense`	$-300.00M	USD	Annual
Pension and OPEB mark-to-market adjustments	`DefinedBenefitPlanPlanAssetsPeriodIncreaseDecreaseIncludingDiscontinuedOperations`	$-382.00M	USD	Annual
Pension and OPEB mark-to-market adjustments	`DefinedBenefitPlanPlanAssetsPeriodIncreaseDecreaseIncludingDiscontinuedOperations`	$78.00M	USD	Annual
Pension and OPEB mark-to-market adjustments	`DefinedBenefitPlanPlanAssetsPeriodIncreaseDecreaseIncludingDiscontinuedOperations`	$-72.00M	USD	Annual
Deferred income taxes and investment tax credits, net	`DeferredIncomeTaxesAndTaxCredits`	$252.00M	USD	Annual
Deferred income taxes and investment tax credits, net	`DeferredIncomeTaxesAndTaxCredits`	$989.00M	USD	Annual
Deferred income taxes and investment tax credits, net	`DeferredIncomeTaxesAndTaxCredits`	$297.00M	USD	Annual
Transmission revenue collections, net	`TransmissionRevenueCollectionNet`	$180.00M	USD	Annual
Transmission revenue collections, net	`TransmissionRevenueCollectionNet`	$-79.00M	USD	Annual
Transmission revenue collections, net	`TransmissionRevenueCollectionNet`	$-182.00M	USD	Annual
Gain on sale of Yards Creek	`GainLossOnSaleOfPropertyPlantEquipment`	$109.00M	USD	Annual
Gain on sale of Yards Creek	`GainLossOnSaleOfPropertyPlantEquipment`	-	USD	Annual
Gain on sale of Yards Creek	`GainLossOnSaleOfPropertyPlantEquipment`	-	USD	Annual
Pension trust contribution	`PensionContributions`	$750.00M	USD	Annual
Pension trust contribution	`PensionContributions`	-	USD	Annual
Pension trust contribution	`PensionContributions`	-	USD	Annual
Loss (gain) on disposal, net of tax (Note 16)	`DisposalGroupNotDiscontinuedOperationGainLossOnDisposal`	$-21.00M	USD	Annual
Loss (gain) on disposal, net of tax (Note 16)	`DisposalGroupNotDiscontinuedOperationGainLossOnDisposal`	-	USD	Annual
Loss (gain) on disposal, net of tax (Note 16)	`DisposalGroupNotDiscontinuedOperationGainLossOnDisposal`	$47.00M	USD	Annual
Receivables	`IncreaseDecreaseInAccountsAndOtherReceivables`	$292.00M	USD	Annual
Receivables	`IncreaseDecreaseInAccountsAndOtherReceivables`	$-160.00M	USD	Annual
Receivables	`IncreaseDecreaseInAccountsAndOtherReceivables`	$13.00M	USD	Annual
Materials and supplies	`IncreaseDecreaseInInventories`	$161.00M	USD	Annual
Materials and supplies	`IncreaseDecreaseInInventories`	$91.00M	USD	Annual
Materials and supplies	`IncreaseDecreaseInInventories`	$-57.00M	USD	Annual
Prepaid taxes and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$28.00M	USD	Annual
Prepaid taxes and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$-18.00M	USD	Annual
Prepaid taxes and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$43.00M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayableTrade`	$117.00M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayableTrade`	$-141.00M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayableTrade`	$560.00M	USD	Annual
Accrued taxes	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$32.00M	USD	Annual
Accrued taxes	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$7.00M	USD	Annual
Accrued taxes	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$22.00M	USD	Annual
Accrued interest	`IncreaseDecreaseInInterestPayableNet`	-	USD	Annual
Accrued interest	`IncreaseDecreaseInInterestPayableNet`	$-29.00M	USD	Annual
Accrued interest	`IncreaseDecreaseInInterestPayableNet`	$38.00M	USD	Annual
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$41.00M	USD	Annual
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$21.00M	USD	Annual
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$-52.00M	USD	Annual
Cash collateral, net	`IncreaseDecreaseInCollateral`	$-218.00M	USD	Annual
Cash collateral, net	`IncreaseDecreaseInCollateral`	$31.00M	USD	Annual
Cash collateral, net	`IncreaseDecreaseInCollateral`	$111.00M	USD	Annual
Employee benefit plan funding and related payments	`PensionAndOtherPostretirementBenefitsContributionsAndRelatedPayments`	$50.00M	USD	Annual
Employee benefit plan funding and related payments	`PensionAndOtherPostretirementBenefitsContributionsAndRelatedPayments`	$49.00M	USD	Annual
Employee benefit plan funding and related payments	`PensionAndOtherPostretirementBenefitsContributionsAndRelatedPayments`	$48.00M	USD	Annual
Other	`OtherOperatingActivitiesCashFlowStatement`	$-67.00M	USD	Annual
Other	`OtherOperatingActivitiesCashFlowStatement`	$55.00M	USD	Annual
Other	`OtherOperatingActivitiesCashFlowStatement`	$-36.00M	USD	Annual
Net cash provided from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$2.81B	USD	Annual
Net cash provided from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$1.39B	USD	Annual
Net cash provided from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$2.68B	USD	Annual
Capital investments	`PaymentsToAcquireProductiveAssets`	$3.36B	USD	Annual
Capital investments	`PaymentsToAcquireProductiveAssets`	$2.85B	USD	Annual
Capital investments	`PaymentsToAcquireProductiveAssets`	$2.49B	USD	Annual
Proceeds from sale of Yards Creek	`ProceedsFromSaleOfProductiveAssets`	-	USD	Annual
Proceeds from sale of Yards Creek	`ProceedsFromSaleOfProductiveAssets`	$155.00M	USD	Annual
Proceeds from sale of Yards Creek	`ProceedsFromSaleOfProductiveAssets`	-	USD	Annual
Sales of investment securities held in trusts	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$38.00M	USD	Annual
Sales of investment securities held in trusts	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$48.00M	USD	Annual
Sales of investment securities held in trusts	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$48.00M	USD	Annual
Purchases of investment securities held in trusts	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$50.00M	USD	Annual
Purchases of investment securities held in trusts	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$59.00M	USD	Annual
Purchases of investment securities held in trusts	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$59.00M	USD	Annual
Asset removal costs	`PaymentsForRemovalCosts`	$274.00M	USD	Annual
Asset removal costs	`PaymentsForRemovalCosts`	$213.00M	USD	Annual
Asset removal costs	`PaymentsForRemovalCosts`	$226.00M	USD	Annual
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$4.00M	USD	Annual
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-10.00M	USD	Annual
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$10.00M	USD	Annual
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-3.65B	USD	Annual
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-2.56B	USD	Annual
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-3.08B	USD	Annual
Long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$3.15B	USD	Annual
Long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$700.00M	USD	Annual
Long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$2.10B	USD	Annual
Short-term borrowings, net	`ProceedsFromShortTermDebt`	-	USD	Annual
Short-term borrowings, net	`ProceedsFromShortTermDebt`	$675.00M	USD	Annual
Short-term borrowings, net	`ProceedsFromShortTermDebt`	$100.00M	USD	Annual
Common stock issuance	`ProceedsFromIssuanceOfCommonStock`	$1.00B	USD	Annual
Common stock issuance	`ProceedsFromIssuanceOfCommonStock`	-	USD	Annual
Common stock issuance	`ProceedsFromIssuanceOfCommonStock`	-	USD	Annual
Long-term debt	`RepaymentsOfLongTermDebt`	$537.00M	USD	Annual
Long-term debt	`RepaymentsOfLongTermDebt`	$3.00B	USD	Annual
Long-term debt	`RepaymentsOfLongTermDebt`	$532.00M	USD	Annual
Short-term borrowings, net	`RepaymentsOfShortTermDebt`	$2.20B	USD	Annual
Short-term borrowings, net	`RepaymentsOfShortTermDebt`	-	USD	Annual
Short-term borrowings, net	`RepaymentsOfShortTermDebt`	-	USD	Annual
Proceeds from FET minority interest sale, net of transaction costs	`ProceedsFromSaleOfInterestInPartnershipUnit`	$2.35B	USD	Annual
Proceeds from FET minority interest sale, net of transaction costs	`ProceedsFromSaleOfInterestInPartnershipUnit`	-	USD	Annual
Proceeds from FET minority interest sale, net of transaction costs	`ProceedsFromSaleOfInterestInPartnershipUnit`	-	USD	Annual
Distributions to FET minority interest	`PaymentsOfDistributionsToAffiliates`	-	USD	Annual
Distributions to FET minority interest	`PaymentsOfDistributionsToAffiliates`	$72.00M	USD	Annual
Distributions to FET minority interest	`PaymentsOfDistributionsToAffiliates`	$21.00M	USD	Annual
Capital contributions from FET minority interest	`ProceedsFromContributionsFromAffiliates`	-	USD	Annual
Capital contributions from FET minority interest	`ProceedsFromContributionsFromAffiliates`	$9.00M	USD	Annual
Capital contributions from FET minority interest	`ProceedsFromContributionsFromAffiliates`	-	USD	Annual
Common stock dividend payments	`PaymentsOfDividendsCommonStock`	$906.00M	USD	Annual
Common stock dividend payments	`PaymentsOfDividendsCommonStock`	$849.00M	USD	Annual
Common stock dividend payments	`PaymentsOfDividendsCommonStock`	$891.00M	USD	Annual
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-152.00M	USD	Annual
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-72.00M	USD	Annual
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-61.00M	USD	Annual
Net cash provided from (used for) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$2.24B	USD	Annual
Net cash provided from (used for) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-542.00M	USD	Annual
Net cash provided from (used for) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-912.00M	USD	Annual
Net change in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-1.30B	USD	Annual
Net change in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-27.00M	USD	Annual
Net change in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-290.00M	USD	Annual
Cash, cash equivalents, and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$206.00M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.80B	USD	Point-in-time
Cash, cash equivalents, and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$179.00M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.51B	USD	Point-in-time
Cash, cash equivalents, and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$206.00M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.80B	USD	Point-in-time
Cash, cash equivalents, and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$179.00M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.51B	USD	Point-in-time
Interest (net of amounts capitalized)	`InterestPaidNet`	$1.08B	USD	Annual
Interest (net of amounts capitalized)	`InterestPaidNet`	$1.02B	USD	Annual
Interest (net of amounts capitalized)	`InterestPaidNet`	$1.00B	USD	Annual
Income taxes, net of refunds	`IncomeTaxesPaidNet`	$58.00M	USD	Annual
Income taxes, net of refunds	`IncomeTaxesPaidNet`	$21.00M	USD	Annual
Income taxes, net of refunds	`IncomeTaxesPaidNet`	$-7.00M	USD	Annual
Accrued capital investments	`CapitalExpendituresIncurredButNotYetPaid`	$252.00M	USD	Annual
Accrued capital investments	`CapitalExpendituresIncurredButNotYetPaid`	$114.00M	USD	Annual
Accrued capital investments	`CapitalExpendituresIncurredButNotYetPaid`	$207.00M	USD	Annual

Stockholders Equity 42 line items

Line Item	Tag	Value	Unit	Period
Dividends declared (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.39	USD	1 Quarter
Dividends declared (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.39	USD	1 Quarter
Dividends declared (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.56	USD	Annual
Dividends declared (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.56	USD	Annual
Dividends declared (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.39	USD	1 Quarter
Dividends declared (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.39	USD	1 Quarter
Dividends declared (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.60	USD	Annual
Dividends declared (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.39	USD	1 Quarter
Dividends declared (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.02	USD	Point-in-time
Dividends declared (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.41	USD	1 Quarter
Dividends declared (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.39	USD	1 Quarter
Beginning balance (in shares)	`CommonStockSharesOutstanding`	574.34M	shares	Point-in-time
Beginning balance (in shares)	`CommonStockSharesOutstanding`	572.13M	shares	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.92B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.64B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.24B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.68B	USD	Point-in-time
NET INCOME	`ProfitLoss`	$1.18B	USD	Annual
NET INCOME	`ProfitLoss`	$1.28B	USD	Annual
NET INCOME	`ProfitLoss`	$439.00M	USD	Annual
Other comprehensive loss, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-10.00M	USD	Annual
Other comprehensive loss, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$1.00M	USD	Annual
Other comprehensive loss, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-3.00M	USD	Annual
Cash dividends declared on common stock	`DividendsCommonStockCash`	$859.00M	USD	Annual
Cash dividends declared on common stock	`DividendsCommonStockCash`	$917.00M	USD	Annual
Cash dividends declared on common stock	`DividendsCommonStockCash`	$892.00M	USD	Annual
Common stock issuance (Note 11)	`StockIssuedDuringPeriodValueNewIssues`	$974.00M	USD	Annual
Stock Investment Plan and share-based benefit plans	`StockIssuedDuringPeriodValueStockInvestmentAndEmployeeBenefitPlan`	$89.00M	USD	Annual
Stock Investment Plan and share-based benefit plans	`StockIssuedDuringPeriodValueStockInvestmentAndEmployeeBenefitPlan`	$50.00M	USD	Annual
Stock Investment Plan and share-based benefit plans	`StockIssuedDuringPeriodValueStockInvestmentAndEmployeeBenefitPlan`	$98.00M	USD	Annual
FET minority interest sale, net of transaction costs (Note 1)	`NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest`	$2.34B	USD	Annual
Distribution to FET minority interest	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$21.00M	USD	Annual
Distribution to FET minority interest	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$72.00M	USD	Annual
Capital contribution from FET minority interest	`NoncontrollingInterestIncreaseFromContributionsOfNoncontrollingInterestHolders`	$-9.00M	USD	Annual
Consolidated tax benefit allocation	`AdjustmentsToAdditionalPaidInCapitalConsolidatedTaxBenefitAllocation`	-	USD	Annual
Other	`StockholdersEquityOther`	$4.00M	USD	Annual
Ending balance (in shares)	`CommonStockSharesOutstanding`	574.34M	shares	Point-in-time
Ending balance (in shares)	`CommonStockSharesOutstanding`	572.13M	shares	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.92B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.64B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$7.24B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.68B	USD	Point-in-time

Comprehensive Income 27 line items

Line Item	Tag	Value	Unit	Period
NET INCOME	`ProfitLoss`	$1.18B	USD	Annual
NET INCOME	`ProfitLoss`	$1.28B	USD	Annual
NET INCOME	`ProfitLoss`	$439.00M	USD	Annual
Pension and OPEB prior service costs	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax`	$6.00M	USD	Annual
Pension and OPEB prior service costs	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax`	$14.00M	USD	Annual
Pension and OPEB prior service costs	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax`	$9.00M	USD	Annual
Amortized losses on derivative hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax`	$9.00M	USD	Annual
Amortized losses on derivative hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax`	$2.00M	USD	Annual
Amortized losses on derivative hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax`	$1.00M	USD	Annual
Other comprehensive loss	`OtherComprehensiveIncomeLossBeforeTax`	-	USD	Annual
Other comprehensive loss	`OtherComprehensiveIncomeLossBeforeTax`	$-13.00M	USD	Annual
Other comprehensive loss	`OtherComprehensiveIncomeLossBeforeTax`	$-4.00M	USD	Annual
Income tax on other comprehensive income	`OtherComprehensiveIncomeLossTax`	$-1.00M	USD	Annual
Income tax on other comprehensive income	`OtherComprehensiveIncomeLossTax`	$-1.00M	USD	Annual
Income tax on other comprehensive income	`OtherComprehensiveIncomeLossTax`	$-3.00M	USD	Annual
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-10.00M	USD	Annual
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$1.00M	USD	Annual
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-3.00M	USD	Annual
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$1.27B	USD	Annual
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$440.00M	USD	Annual
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$1.17B	USD	Annual
Comprehensive income attributable to noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$74.00M	USD	Annual
Comprehensive income attributable to noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	-	USD	Annual
Comprehensive income attributable to noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$33.00M	USD	Annual
COMPREHENSIVE INCOME ATTRIBUTABLE TO FIRSTENERGY CORP.	`ComprehensiveIncomeNetOfTax`	$407.00M	USD	Annual
COMPREHENSIVE INCOME ATTRIBUTABLE TO FIRSTENERGY CORP.	`ComprehensiveIncomeNetOfTax`	$1.10B	USD	Annual
COMPREHENSIVE INCOME ATTRIBUTABLE TO FIRSTENERGY CORP.	`ComprehensiveIncomeNetOfTax`	$1.27B	USD	Annual

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