10-Q Filing

FIRSTENERGY CORP CIK: 1031296 Q2 2025

Filing Information

Form Type	10-Q
Accession Number	`0001031296-25-000042`
Period End Date	20250630
Filing Date	20250730
Fiscal Year	2025
Fiscal Period	Q2
XBRL Instance	fe-20250630_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 208 Income Statement 204 Cash Flow Statement 168 Stockholders Equity 80 Comprehensive Income 68

Balance Sheet 208 line items

Line Item	Tag	Value	Unit	Period
Allowance for uncollectible accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$50.00M	USD	Point-in-time
Allowance for uncollectible accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$50.00M	USD	Point-in-time
Allowance for uncollectible accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$55.00M	USD	Point-in-time
Allowance for uncollectible accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$55.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$111.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$111.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$569.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$569.00M	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.10	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.10	USD	Point-in-time
Restricted cash	`RestrictedCashCurrent`	$45.00M	USD	Point-in-time
Restricted cash	`RestrictedCashCurrent`	$45.00M	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.10	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.10	USD	Point-in-time
Restricted cash	`RestrictedCashCurrent`	$43.00M	USD	Point-in-time
Restricted cash	`RestrictedCashCurrent`	$43.00M	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, 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`	577.40M	shares	Point-in-time
Common stock, outstanding (in shares)	`CommonStockSharesOutstanding`	577.40M	shares	Point-in-time
Customers	`AccountsReceivableGrossCurrent`	$1.65B	USD	Point-in-time
Customers	`AccountsReceivableGrossCurrent`	$1.65B	USD	Point-in-time
Common stock, outstanding (in shares)	`CommonStockSharesOutstanding`	576.61M	shares	Point-in-time
Common stock, outstanding (in shares)	`CommonStockSharesOutstanding`	576.61M	shares	Point-in-time
Customers	`AccountsReceivableGrossCurrent`	$1.58B	USD	Point-in-time
Customers	`AccountsReceivableGrossCurrent`	$1.58B	USD	Point-in-time
Less Allowance for uncollectible customer receivables	`AllowanceForDoubtfulAccountsReceivableCurrent`	$50.00M	USD	Point-in-time
Less Allowance for uncollectible customer receivables	`AllowanceForDoubtfulAccountsReceivableCurrent`	$50.00M	USD	Point-in-time
Less Allowance for uncollectible customer receivables	`AllowanceForDoubtfulAccountsReceivableCurrent`	$55.00M	USD	Point-in-time
Less Allowance for uncollectible customer receivables	`AllowanceForDoubtfulAccountsReceivableCurrent`	$55.00M	USD	Point-in-time
Receivables	`AccountsReceivableNetCurrent`	$1.60B	USD	Point-in-time
Receivables	`AccountsReceivableNetCurrent`	$1.60B	USD	Point-in-time
Receivables	`AccountsReceivableNetCurrent`	$1.53B	USD	Point-in-time
Receivables	`AccountsReceivableNetCurrent`	$1.53B	USD	Point-in-time
Other, net of allowance for uncollectible accounts of $10 in 2025 and $6 in 2024	`OtherReceivables`	$291.00M	USD	Point-in-time
Other, net of allowance for uncollectible accounts of $10 in 2025 and $6 in 2024	`OtherReceivables`	$291.00M	USD	Point-in-time
Other, net of allowance for uncollectible accounts of $10 in 2025 and $6 in 2024	`OtherReceivables`	$303.00M	USD	Point-in-time
Other, net of allowance for uncollectible accounts of $10 in 2025 and $6 in 2024	`OtherReceivables`	$303.00M	USD	Point-in-time
Materials and supplies, at average cost	`InventoryNet`	$595.00M	USD	Point-in-time
Materials and supplies, at average cost	`InventoryNet`	$595.00M	USD	Point-in-time
Materials and supplies, at average cost	`InventoryNet`	$549.00M	USD	Point-in-time
Materials and supplies, at average cost	`InventoryNet`	$549.00M	USD	Point-in-time
Prepaid taxes and other	`OtherAssetsCurrent`	$372.00M	USD	Point-in-time
Prepaid taxes and other	`OtherAssetsCurrent`	$372.00M	USD	Point-in-time
Prepaid taxes and other	`OtherAssetsCurrent`	$240.00M	USD	Point-in-time
Prepaid taxes and other	`OtherAssetsCurrent`	$240.00M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$2.78B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$2.78B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$3.47B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$3.47B	USD	Point-in-time
In service	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$54.34B	USD	Point-in-time
In service	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$54.34B	USD	Point-in-time
In service	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$52.90B	USD	Point-in-time
In service	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$52.90B	USD	Point-in-time
Less Accumulated provision for depreciation	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciationExcludingConstructionWorkInProgress`	$15.00B	USD	Point-in-time
Less Accumulated provision for depreciation	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciationExcludingConstructionWorkInProgress`	$15.00B	USD	Point-in-time
Less Accumulated provision for depreciation	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciationExcludingConstructionWorkInProgress`	$14.55B	USD	Point-in-time
Less Accumulated provision for depreciation	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciationExcludingConstructionWorkInProgress`	$14.55B	USD	Point-in-time
Property, plant and equipment in service net of accumulated provision for depreciation	`NetPlantExcludingConstructionWorkInProgress`	$38.35B	USD	Point-in-time
Property, plant and equipment in service net of accumulated provision for depreciation	`NetPlantExcludingConstructionWorkInProgress`	$38.35B	USD	Point-in-time
Property, plant and equipment in service net of accumulated provision for depreciation	`NetPlantExcludingConstructionWorkInProgress`	$39.34B	USD	Point-in-time
Property, plant and equipment in service net of accumulated provision for depreciation	`NetPlantExcludingConstructionWorkInProgress`	$39.34B	USD	Point-in-time
Construction work in progress	`PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress`	$2.75B	USD	Point-in-time
Construction work in progress	`PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress`	$2.75B	USD	Point-in-time
Construction work in progress	`PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress`	$3.32B	USD	Point-in-time
Construction work in progress	`PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress`	$3.32B	USD	Point-in-time
Total property, plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$41.10B	USD	Point-in-time
Total property, plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$41.10B	USD	Point-in-time
Total property, plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$42.66B	USD	Point-in-time
Total property, plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$42.66B	USD	Point-in-time
Goodwill	`Goodwill`	$5.62B	USD	Point-in-time
Goodwill	`Goodwill`	$5.62B	USD	Point-in-time
Goodwill	`Goodwill`	$5.62B	USD	Point-in-time
Goodwill	`Goodwill`	$5.62B	USD	Point-in-time
Investments (Note 6)	`LongTermInvestments`	$668.00M	USD	Point-in-time
Investments (Note 6)	`LongTermInvestments`	$668.00M	USD	Point-in-time
Investments (Note 6)	`LongTermInvestments`	$652.00M	USD	Point-in-time
Investments (Note 6)	`LongTermInvestments`	$652.00M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$765.00M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$765.00M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$617.00M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$617.00M	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$1.28B	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$1.28B	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$1.04B	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$1.04B	USD	Point-in-time
Total investments and other noncurrent assets	`DeferredChargesAndOtherAssetsNoncurrent`	$8.10B	USD	Point-in-time
Total investments and other noncurrent assets	`DeferredChargesAndOtherAssetsNoncurrent`	$8.10B	USD	Point-in-time
Total investments and other noncurrent assets	`DeferredChargesAndOtherAssetsNoncurrent`	$8.17B	USD	Point-in-time
Total investments and other noncurrent assets	`DeferredChargesAndOtherAssetsNoncurrent`	$8.17B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$52.04B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$52.04B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$54.23B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$54.23B	USD	Point-in-time
Currently payable long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$1.67B	USD	Point-in-time
Currently payable long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$1.67B	USD	Point-in-time
Currently payable long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$977.00M	USD	Point-in-time
Currently payable long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$977.00M	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$400.00M	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$400.00M	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$550.00M	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$550.00M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$1.57B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$1.57B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$1.83B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$1.83B	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$269.00M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$269.00M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$303.00M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$303.00M	USD	Point-in-time
Accrued taxes	`AccruedIncomeTaxesCurrent`	$727.00M	USD	Point-in-time
Accrued taxes	`AccruedIncomeTaxesCurrent`	$727.00M	USD	Point-in-time
Accrued taxes	`AccruedIncomeTaxesCurrent`	$683.00M	USD	Point-in-time
Accrued taxes	`AccruedIncomeTaxesCurrent`	$683.00M	USD	Point-in-time
Accrued compensation and benefits	`AccruedEmployeeBenefitsCurrent`	$205.00M	USD	Point-in-time
Accrued compensation and benefits	`AccruedEmployeeBenefitsCurrent`	$205.00M	USD	Point-in-time
Accrued compensation and benefits	`AccruedEmployeeBenefitsCurrent`	$271.00M	USD	Point-in-time
Accrued compensation and benefits	`AccruedEmployeeBenefitsCurrent`	$271.00M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$241.00M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$241.00M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$233.00M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$233.00M	USD	Point-in-time
Dividends payable	`DividendsPayableCurrentAndNoncurrent`	-	USD	Point-in-time
Dividends payable	`DividendsPayableCurrentAndNoncurrent`	-	USD	Point-in-time
Dividends payable	`DividendsPayableCurrentAndNoncurrent`	$245.00M	USD	Point-in-time
Dividends payable	`DividendsPayableCurrentAndNoncurrent`	$245.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$251.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$251.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$216.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$216.00M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$5.00B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$5.00B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$5.65B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$5.65B	USD	Point-in-time
Long-term debt and other long-term obligations	`LongTermDebtAndCapitalLeaseObligations`	$23.75B	USD	Point-in-time
Long-term debt and other long-term obligations	`LongTermDebtAndCapitalLeaseObligations`	$23.75B	USD	Point-in-time
Long-term debt and other long-term obligations	`LongTermDebtAndCapitalLeaseObligations`	$22.50B	USD	Point-in-time
Long-term debt and other long-term obligations	`LongTermDebtAndCapitalLeaseObligations`	$22.50B	USD	Point-in-time
Accumulated deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$5.83B	USD	Point-in-time
Accumulated deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$5.83B	USD	Point-in-time
Accumulated deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$5.61B	USD	Point-in-time
Accumulated deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$5.61B	USD	Point-in-time
Retirement benefits	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$1.70B	USD	Point-in-time
Retirement benefits	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$1.70B	USD	Point-in-time
Retirement benefits	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$1.70B	USD	Point-in-time
Retirement benefits	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$1.70B	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$1.01B	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$1.01B	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$995.00M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$995.00M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$2.52B	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$2.52B	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$2.13B	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$2.13B	USD	Point-in-time
Total noncurrent liabilities	`LiabilitiesNoncurrent`	$33.33B	USD	Point-in-time
Total noncurrent liabilities	`LiabilitiesNoncurrent`	$33.33B	USD	Point-in-time
Total noncurrent liabilities	`LiabilitiesNoncurrent`	$34.41B	USD	Point-in-time
Total noncurrent liabilities	`LiabilitiesNoncurrent`	$34.41B	USD	Point-in-time
TOTAL LIABILITIES	`Liabilities`	$40.06B	USD	Point-in-time
TOTAL LIABILITIES	`Liabilities`	$40.06B	USD	Point-in-time
TOTAL LIABILITIES	`Liabilities`	$38.32B	USD	Point-in-time
TOTAL LIABILITIES	`Liabilities`	$38.32B	USD	Point-in-time
Common stock, $0.10 par value, authorized 700,000,000 shares - 577,403,931 and 576,612,245 shares outstanding as of June 30, 2025 and December 31, 2024, respectively.	`CommonStockValueOutstanding`	$58.00M	USD	Point-in-time
Common stock, $0.10 par value, authorized 700,000,000 shares - 577,403,931 and 576,612,245 shares outstanding as of June 30, 2025 and December 31, 2024, respectively.	`CommonStockValueOutstanding`	$58.00M	USD	Point-in-time
Common stock, $0.10 par value, authorized 700,000,000 shares - 577,403,931 and 576,612,245 shares outstanding as of June 30, 2025 and December 31, 2024, respectively.	`CommonStockValueOutstanding`	$58.00M	USD	Point-in-time
Common stock, $0.10 par value, authorized 700,000,000 shares - 577,403,931 and 576,612,245 shares outstanding as of June 30, 2025 and December 31, 2024, respectively.	`CommonStockValueOutstanding`	$58.00M	USD	Point-in-time
Other paid-in capital	`AdditionalPaidInCapitalCommonStock`	$12.37B	USD	Point-in-time
Other paid-in capital	`AdditionalPaidInCapitalCommonStock`	$12.37B	USD	Point-in-time
Other paid-in capital	`AdditionalPaidInCapitalCommonStock`	$12.39B	USD	Point-in-time
Other paid-in capital	`AdditionalPaidInCapitalCommonStock`	$12.39B	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-14.00M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-14.00M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-14.00M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-14.00M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$414.00M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$414.00M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$43.00M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$43.00M	USD	Point-in-time
Total common stockholders equity	`StockholdersEquity`	$12.85B	USD	Point-in-time
Total common stockholders equity	`StockholdersEquity`	$12.85B	USD	Point-in-time
Total common stockholders equity	`StockholdersEquity`	$12.46B	USD	Point-in-time
Total common stockholders equity	`StockholdersEquity`	$12.46B	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$1.26B	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$1.26B	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$1.32B	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$1.32B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.72B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.72B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.61B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.61B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.73B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.73B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$14.17B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$14.17B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.86B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.86B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.92B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.92B	USD	Point-in-time
COMMITMENTS, GUARANTEES AND CONTINGENCIES (NOTE 10)	`CommitmentsAndContingencies`	-	USD	Point-in-time
COMMITMENTS, GUARANTEES AND CONTINGENCIES (NOTE 10)	`CommitmentsAndContingencies`	-	USD	Point-in-time
COMMITMENTS, GUARANTEES AND CONTINGENCIES (NOTE 10)	`CommitmentsAndContingencies`	-	USD	Point-in-time
COMMITMENTS, GUARANTEES AND CONTINGENCIES (NOTE 10)	`CommitmentsAndContingencies`	-	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$52.04B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$52.04B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$54.23B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$54.23B	USD	Point-in-time

Income Statement 204 line items

Line Item	Tag	Value	Unit	Period
Excise taxes collected	`ExciseTaxesCollected`	$223.00M	USD	2 Qtrs
Excise taxes collected	`ExciseTaxesCollected`	$223.00M	USD	2 Qtrs
Excise taxes collected	`ExciseTaxesCollected`	$98.00M	USD	1 Quarter
Excise taxes collected	`ExciseTaxesCollected`	$98.00M	USD	1 Quarter
Excise taxes collected	`ExciseTaxesCollected`	$100.00M	USD	1 Quarter
Excise taxes collected	`ExciseTaxesCollected`	$100.00M	USD	1 Quarter
Excise taxes collected	`ExciseTaxesCollected`	$213.00M	USD	2 Qtrs
Excise taxes collected	`ExciseTaxesCollected`	$213.00M	USD	2 Qtrs
Total revenues	`Revenues`	$3.38B	USD	1 Quarter
Total revenues	`Revenues`	$3.38B	USD	1 Quarter
Total revenues	`Revenues`	$7.14B	USD	2 Qtrs
Total revenues	`Revenues`	$7.14B	USD	2 Qtrs
Total revenues	`Revenues`	$6.57B	USD	2 Qtrs
Total revenues	`Revenues`	$6.57B	USD	2 Qtrs
Total revenues	`Revenues`	$3.28B	USD	1 Quarter
Total revenues	`Revenues`	$3.28B	USD	1 Quarter
Fuel	`FuelCosts`	$233.00M	USD	2 Qtrs
Fuel	`FuelCosts`	$233.00M	USD	2 Qtrs
Fuel	`FuelCosts`	$168.00M	USD	1 Quarter
Fuel	`FuelCosts`	$168.00M	USD	1 Quarter
Fuel	`FuelCosts`	$128.00M	USD	1 Quarter
Fuel	`FuelCosts`	$128.00M	USD	1 Quarter
Fuel	`FuelCosts`	$317.00M	USD	2 Qtrs
Fuel	`FuelCosts`	$317.00M	USD	2 Qtrs
Purchased power	`UtilitiesOperatingExpensePurchasedPower`	$1.91B	USD	2 Qtrs
Purchased power	`UtilitiesOperatingExpensePurchasedPower`	$1.91B	USD	2 Qtrs
Purchased power	`UtilitiesOperatingExpensePurchasedPower`	$953.00M	USD	1 Quarter
Purchased power	`UtilitiesOperatingExpensePurchasedPower`	$953.00M	USD	1 Quarter
Purchased power	`UtilitiesOperatingExpensePurchasedPower`	$2.04B	USD	2 Qtrs
Purchased power	`UtilitiesOperatingExpensePurchasedPower`	$2.04B	USD	2 Qtrs
Purchased power	`UtilitiesOperatingExpensePurchasedPower`	$877.00M	USD	1 Quarter
Purchased power	`UtilitiesOperatingExpensePurchasedPower`	$877.00M	USD	1 Quarter
Other operating expenses	`OtherCostAndExpenseOperating`	$2.18B	USD	2 Qtrs
Other operating expenses	`OtherCostAndExpenseOperating`	$2.18B	USD	2 Qtrs
Other operating expenses	`OtherCostAndExpenseOperating`	$2.03B	USD	2 Qtrs
Other operating expenses	`OtherCostAndExpenseOperating`	$2.03B	USD	2 Qtrs
Other operating expenses	`OtherCostAndExpenseOperating`	$1.17B	USD	1 Quarter
Other operating expenses	`OtherCostAndExpenseOperating`	$1.17B	USD	1 Quarter
Other operating expenses	`OtherCostAndExpenseOperating`	$995.00M	USD	1 Quarter
Other operating expenses	`OtherCostAndExpenseOperating`	$995.00M	USD	1 Quarter
Provision for depreciation	`Depreciation`	$778.00M	USD	2 Qtrs
Provision for depreciation	`Depreciation`	$778.00M	USD	2 Qtrs
Provision for depreciation	`Depreciation`	$397.00M	USD	1 Quarter
Provision for depreciation	`Depreciation`	$397.00M	USD	1 Quarter
Provision for depreciation	`Depreciation`	$415.00M	USD	1 Quarter
Provision for depreciation	`Depreciation`	$415.00M	USD	1 Quarter
Provision for depreciation	`Depreciation`	$826.00M	USD	2 Qtrs
Provision for depreciation	`Depreciation`	$826.00M	USD	2 Qtrs
Deferral of regulatory assets, net	`AmortizationDeferralOfRegulatoryAssetNet`	$-172.00M	USD	2 Qtrs
Deferral of regulatory assets, net	`AmortizationDeferralOfRegulatoryAssetNet`	$-172.00M	USD	2 Qtrs
Deferral of regulatory assets, net	`AmortizationDeferralOfRegulatoryAssetNet`	$-99.00M	USD	1 Quarter
Deferral of regulatory assets, net	`AmortizationDeferralOfRegulatoryAssetNet`	$-99.00M	USD	1 Quarter
Deferral of regulatory assets, net	`AmortizationDeferralOfRegulatoryAssetNet`	$-8.00M	USD	1 Quarter
Deferral of regulatory assets, net	`AmortizationDeferralOfRegulatoryAssetNet`	$-8.00M	USD	1 Quarter
Deferral of regulatory assets, net	`AmortizationDeferralOfRegulatoryAssetNet`	$-109.00M	USD	2 Qtrs
Deferral of regulatory assets, net	`AmortizationDeferralOfRegulatoryAssetNet`	$-109.00M	USD	2 Qtrs
General taxes	`UtilitiesOperatingExpenseTaxes`	$641.00M	USD	2 Qtrs
General taxes	`UtilitiesOperatingExpenseTaxes`	$641.00M	USD	2 Qtrs
General taxes	`UtilitiesOperatingExpenseTaxes`	$302.00M	USD	1 Quarter
General taxes	`UtilitiesOperatingExpenseTaxes`	$302.00M	USD	1 Quarter
General taxes	`UtilitiesOperatingExpenseTaxes`	$604.00M	USD	2 Qtrs
General taxes	`UtilitiesOperatingExpenseTaxes`	$604.00M	USD	2 Qtrs
General taxes	`UtilitiesOperatingExpenseTaxes`	$293.00M	USD	1 Quarter
General taxes	`UtilitiesOperatingExpenseTaxes`	$293.00M	USD	1 Quarter
Total operating expenses	`CostsAndExpenses`	$5.53B	USD	2 Qtrs
Total operating expenses	`CostsAndExpenses`	$5.53B	USD	2 Qtrs
Total operating expenses	`CostsAndExpenses`	$2.86B	USD	1 Quarter
Total operating expenses	`CostsAndExpenses`	$2.86B	USD	1 Quarter
Total operating expenses	`CostsAndExpenses`	$2.73B	USD	1 Quarter
Total operating expenses	`CostsAndExpenses`	$2.73B	USD	1 Quarter
Total operating expenses	`CostsAndExpenses`	$5.75B	USD	2 Qtrs
Total operating expenses	`CostsAndExpenses`	$5.75B	USD	2 Qtrs
OPERATING INCOME	`OperatingIncomeLoss`	$646.00M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$646.00M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$1.03B	USD	2 Qtrs
OPERATING INCOME	`OperatingIncomeLoss`	$1.03B	USD	2 Qtrs
OPERATING INCOME	`OperatingIncomeLoss`	$423.00M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$423.00M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$1.40B	USD	2 Qtrs
OPERATING INCOME	`OperatingIncomeLoss`	$1.40B	USD	2 Qtrs
Debt redemption costs (Note 6)	`GainsLossesOnExtinguishmentOfDebt`	$-24.00M	USD	1 Quarter
Debt redemption costs (Note 6)	`GainsLossesOnExtinguishmentOfDebt`	$-24.00M	USD	1 Quarter
Debt redemption costs (Note 6)	`GainsLossesOnExtinguishmentOfDebt`	$-85.00M	USD	2 Qtrs
Debt redemption costs (Note 6)	`GainsLossesOnExtinguishmentOfDebt`	$-85.00M	USD	2 Qtrs
Debt redemption costs (Note 6)	`GainsLossesOnExtinguishmentOfDebt`	$-24.00M	USD	2 Qtrs
Debt redemption costs (Note 6)	`GainsLossesOnExtinguishmentOfDebt`	$-24.00M	USD	2 Qtrs
Debt redemption costs (Note 6)	`GainsLossesOnExtinguishmentOfDebt`	$-85.00M	USD	1 Quarter
Debt redemption costs (Note 6)	`GainsLossesOnExtinguishmentOfDebt`	$-85.00M	USD	1 Quarter
Equity method investment earnings, net (Note 1)	`IncomeLossFromEquityMethodInvestments`	-	USD	2 Qtrs
Equity method investment earnings, net (Note 1)	`IncomeLossFromEquityMethodInvestments`	-	USD	2 Qtrs
Equity method investment earnings, net (Note 1)	`IncomeLossFromEquityMethodInvestments`	-	USD	1 Quarter
Equity method investment earnings, net (Note 1)	`IncomeLossFromEquityMethodInvestments`	-	USD	1 Quarter
Equity method investment earnings, net (Note 1)	`IncomeLossFromEquityMethodInvestments`	$22.00M	USD	1 Quarter
Equity method investment earnings, net (Note 1)	`IncomeLossFromEquityMethodInvestments`	$22.00M	USD	1 Quarter
Equity method investment earnings, net (Note 1)	`IncomeLossFromEquityMethodInvestments`	$43.00M	USD	2 Qtrs
Equity method investment earnings, net (Note 1)	`IncomeLossFromEquityMethodInvestments`	$43.00M	USD	2 Qtrs
Miscellaneous income, net	`OtherNonoperatingIncomeExpense`	$41.00M	USD	1 Quarter
Miscellaneous income, net	`OtherNonoperatingIncomeExpense`	$41.00M	USD	1 Quarter
Miscellaneous income, net	`OtherNonoperatingIncomeExpense`	$77.00M	USD	2 Qtrs
Miscellaneous income, net	`OtherNonoperatingIncomeExpense`	$77.00M	USD	2 Qtrs
Miscellaneous income, net	`OtherNonoperatingIncomeExpense`	$59.00M	USD	1 Quarter
Miscellaneous income, net	`OtherNonoperatingIncomeExpense`	$59.00M	USD	1 Quarter
Miscellaneous income, net	`OtherNonoperatingIncomeExpense`	$103.00M	USD	2 Qtrs
Miscellaneous income, net	`OtherNonoperatingIncomeExpense`	$103.00M	USD	2 Qtrs
Interest expense	`InterestCostsIncurred`	$587.00M	USD	2 Qtrs
Interest expense	`InterestCostsIncurred`	$587.00M	USD	2 Qtrs
Interest expense	`InterestCostsIncurred`	$590.00M	USD	2 Qtrs
Interest expense	`InterestCostsIncurred`	$590.00M	USD	2 Qtrs
Interest expense	`InterestCostsIncurred`	$299.00M	USD	1 Quarter
Interest expense	`InterestCostsIncurred`	$299.00M	USD	1 Quarter
Interest expense	`InterestCostsIncurred`	$285.00M	USD	1 Quarter
Interest expense	`InterestCostsIncurred`	$285.00M	USD	1 Quarter
Capitalized financing costs	`InterestCostsCapitalizedAdjustment`	$59.00M	USD	2 Qtrs
Capitalized financing costs	`InterestCostsCapitalizedAdjustment`	$59.00M	USD	2 Qtrs
Capitalized financing costs	`InterestCostsCapitalizedAdjustment`	$29.00M	USD	1 Quarter
Capitalized financing costs	`InterestCostsCapitalizedAdjustment`	$29.00M	USD	1 Quarter
Capitalized financing costs	`InterestCostsCapitalizedAdjustment`	$42.00M	USD	1 Quarter
Capitalized financing costs	`InterestCostsCapitalizedAdjustment`	$42.00M	USD	1 Quarter
Capitalized financing costs	`InterestCostsCapitalizedAdjustment`	$80.00M	USD	2 Qtrs
Capitalized financing costs	`InterestCostsCapitalizedAdjustment`	$80.00M	USD	2 Qtrs
Total other expense	`NonoperatingIncomeExpense`	$-260.00M	USD	1 Quarter
Total other expense	`NonoperatingIncomeExpense`	$-260.00M	USD	1 Quarter
Total other expense	`NonoperatingIncomeExpense`	$-454.00M	USD	2 Qtrs
Total other expense	`NonoperatingIncomeExpense`	$-454.00M	USD	2 Qtrs
Total other expense	`NonoperatingIncomeExpense`	$-470.00M	USD	2 Qtrs
Total other expense	`NonoperatingIncomeExpense`	$-470.00M	USD	2 Qtrs
Total other expense	`NonoperatingIncomeExpense`	$-240.00M	USD	1 Quarter
Total other expense	`NonoperatingIncomeExpense`	$-240.00M	USD	1 Quarter
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$565.00M	USD	2 Qtrs
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$565.00M	USD	2 Qtrs
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$946.00M	USD	2 Qtrs
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$946.00M	USD	2 Qtrs
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$406.00M	USD	1 Quarter
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$406.00M	USD	1 Quarter
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$163.00M	USD	1 Quarter
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$163.00M	USD	1 Quarter
INCOME TAXES	`IncomeTaxExpenseBenefit`	$214.00M	USD	2 Qtrs
INCOME TAXES	`IncomeTaxExpenseBenefit`	$214.00M	USD	2 Qtrs
INCOME TAXES	`IncomeTaxExpenseBenefit`	$88.00M	USD	1 Quarter
INCOME TAXES	`IncomeTaxExpenseBenefit`	$88.00M	USD	1 Quarter
INCOME TAXES	`IncomeTaxExpenseBenefit`	$65.00M	USD	1 Quarter
INCOME TAXES	`IncomeTaxExpenseBenefit`	$65.00M	USD	1 Quarter
INCOME TAXES	`IncomeTaxExpenseBenefit`	$200.00M	USD	2 Qtrs
INCOME TAXES	`IncomeTaxExpenseBenefit`	$200.00M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$414.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$414.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$732.00M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$732.00M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$267.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$267.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$318.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$318.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$365.00M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$365.00M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$98.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$98.00M	USD	1 Quarter
Income attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$50.00M	USD	1 Quarter
Income attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$50.00M	USD	1 Quarter
Income attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$104.00M	USD	2 Qtrs
Income attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$104.00M	USD	2 Qtrs
Income attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$53.00M	USD	1 Quarter
Income attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$53.00M	USD	1 Quarter
Income attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$67.00M	USD	2 Qtrs
Income attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$67.00M	USD	2 Qtrs
EARNINGS ATTRIBUTABLE TO FIRSTENERGY CORP.	`NetIncomeLoss`	$298.00M	USD	2 Qtrs
EARNINGS ATTRIBUTABLE TO FIRSTENERGY CORP.	`NetIncomeLoss`	$298.00M	USD	2 Qtrs
EARNINGS ATTRIBUTABLE TO FIRSTENERGY CORP.	`NetIncomeLoss`	$628.00M	USD	2 Qtrs
EARNINGS ATTRIBUTABLE TO FIRSTENERGY CORP.	`NetIncomeLoss`	$628.00M	USD	2 Qtrs
EARNINGS ATTRIBUTABLE TO FIRSTENERGY CORP.	`NetIncomeLoss`	$45.00M	USD	1 Quarter
EARNINGS ATTRIBUTABLE TO FIRSTENERGY CORP.	`NetIncomeLoss`	$45.00M	USD	1 Quarter
EARNINGS ATTRIBUTABLE TO FIRSTENERGY CORP.	`NetIncomeLoss`	$268.00M	USD	1 Quarter
EARNINGS ATTRIBUTABLE TO FIRSTENERGY CORP.	`NetIncomeLoss`	$268.00M	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.08	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.08	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$1.09	USD	2 Qtrs
Basic (in dollars per share)	`EarningsPerShareBasic`	$1.09	USD	2 Qtrs
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.52	USD	2 Qtrs
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.52	USD	2 Qtrs
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.46	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.46	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.09	USD	2 Qtrs
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.09	USD	2 Qtrs
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.46	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.46	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.52	USD	2 Qtrs
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.52	USD	2 Qtrs
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.08	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.08	USD	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	577.00M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	577.00M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	577.00M	shares	2 Qtrs
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	577.00M	shares	2 Qtrs
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	575.00M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	575.00M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	575.00M	shares	2 Qtrs
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	575.00M	shares	2 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	578.00M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	578.00M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	576.00M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	576.00M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	578.00M	shares	2 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	578.00M	shares	2 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	576.00M	shares	2 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	576.00M	shares	2 Qtrs

Cash Flow Statement 168 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$414.00M	USD	1 Quarter
Net income	`ProfitLoss`	$414.00M	USD	1 Quarter
Net income	`ProfitLoss`	$732.00M	USD	2 Qtrs
Net income	`ProfitLoss`	$732.00M	USD	2 Qtrs
Net income	`ProfitLoss`	$267.00M	USD	1 Quarter
Net income	`ProfitLoss`	$267.00M	USD	1 Quarter
Net income	`ProfitLoss`	$318.00M	USD	1 Quarter
Net income	`ProfitLoss`	$318.00M	USD	1 Quarter
Net income	`ProfitLoss`	$365.00M	USD	2 Qtrs
Net income	`ProfitLoss`	$365.00M	USD	2 Qtrs
Net income	`ProfitLoss`	$98.00M	USD	1 Quarter
Net income	`ProfitLoss`	$98.00M	USD	1 Quarter
Depreciation, amortization and impairments	`DepreciationDepletionAmortizationAndImpairments`	$756.00M	USD	2 Qtrs
Depreciation, amortization and impairments	`DepreciationDepletionAmortizationAndImpairments`	$756.00M	USD	2 Qtrs
Depreciation, amortization and impairments	`DepreciationDepletionAmortizationAndImpairments`	$763.00M	USD	2 Qtrs
Depreciation, amortization and impairments	`DepreciationDepletionAmortizationAndImpairments`	$763.00M	USD	2 Qtrs
Charges associated with changes in ARO	`IncreaseDecreaseInAssetRetirementObligations`	$207.00M	USD	2 Qtrs
Charges associated with changes in ARO	`IncreaseDecreaseInAssetRetirementObligations`	$207.00M	USD	2 Qtrs
Charges associated with changes in ARO	`IncreaseDecreaseInAssetRetirementObligations`	$-3.00M	USD	2 Qtrs
Charges associated with changes in ARO	`IncreaseDecreaseInAssetRetirementObligations`	$-3.00M	USD	2 Qtrs
Deferred income taxes and investment tax credits, net	`DeferredIncomeTaxesAndTaxCredits`	$156.00M	USD	2 Qtrs
Deferred income taxes and investment tax credits, net	`DeferredIncomeTaxesAndTaxCredits`	$156.00M	USD	2 Qtrs
Deferred income taxes and investment tax credits, net	`DeferredIncomeTaxesAndTaxCredits`	$165.00M	USD	2 Qtrs
Deferred income taxes and investment tax credits, net	`DeferredIncomeTaxesAndTaxCredits`	$165.00M	USD	2 Qtrs
Employee benefit costs, net	`PensionAndOtherPostretirementBenefitExpense`	$-13.00M	USD	2 Qtrs
Employee benefit costs, net	`PensionAndOtherPostretirementBenefitExpense`	$-13.00M	USD	2 Qtrs
Employee benefit costs, net	`PensionAndOtherPostretirementBenefitExpense`	-	USD	2 Qtrs
Employee benefit costs, net	`PensionAndOtherPostretirementBenefitExpense`	-	USD	2 Qtrs
Transmission revenue collections, net	`TransmissionRevenueCollectionNet`	$-103.00M	USD	2 Qtrs
Transmission revenue collections, net	`TransmissionRevenueCollectionNet`	$-103.00M	USD	2 Qtrs
Transmission revenue collections, net	`TransmissionRevenueCollectionNet`	$-28.00M	USD	2 Qtrs
Transmission revenue collections, net	`TransmissionRevenueCollectionNet`	$-28.00M	USD	2 Qtrs
Receivables	`IncreaseDecreaseInAccountsAndOtherReceivables`	$216.00M	USD	2 Qtrs
Receivables	`IncreaseDecreaseInAccountsAndOtherReceivables`	$216.00M	USD	2 Qtrs
Receivables	`IncreaseDecreaseInAccountsAndOtherReceivables`	$55.00M	USD	2 Qtrs
Receivables	`IncreaseDecreaseInAccountsAndOtherReceivables`	$55.00M	USD	2 Qtrs
Materials and supplies	`IncreaseDecreaseInInventories`	$46.00M	USD	2 Qtrs
Materials and supplies	`IncreaseDecreaseInInventories`	$46.00M	USD	2 Qtrs
Materials and supplies	`IncreaseDecreaseInInventories`	$24.00M	USD	2 Qtrs
Materials and supplies	`IncreaseDecreaseInInventories`	$24.00M	USD	2 Qtrs
Prepaid taxes and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$155.00M	USD	2 Qtrs
Prepaid taxes and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$155.00M	USD	2 Qtrs
Prepaid taxes and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$129.00M	USD	2 Qtrs
Prepaid taxes and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$129.00M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayableTrade`	$278.00M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayableTrade`	$278.00M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayableTrade`	$119.00M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayableTrade`	$119.00M	USD	2 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$-38.00M	USD	2 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$-38.00M	USD	2 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$-111.00M	USD	2 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$-111.00M	USD	2 Qtrs
Accrued interest	`IncreaseDecreaseInInterestPayableNet`	$-8.00M	USD	2 Qtrs
Accrued interest	`IncreaseDecreaseInInterestPayableNet`	$-8.00M	USD	2 Qtrs
Accrued interest	`IncreaseDecreaseInInterestPayableNet`	$34.00M	USD	2 Qtrs
Accrued interest	`IncreaseDecreaseInInterestPayableNet`	$34.00M	USD	2 Qtrs
Accrued compensation and benefits	`IncreaseDecreaseInEmployeeRelatedLiabilities`	$13.00M	USD	2 Qtrs
Accrued compensation and benefits	`IncreaseDecreaseInEmployeeRelatedLiabilities`	$13.00M	USD	2 Qtrs
Accrued compensation and benefits	`IncreaseDecreaseInEmployeeRelatedLiabilities`	$-159.00M	USD	2 Qtrs
Accrued compensation and benefits	`IncreaseDecreaseInEmployeeRelatedLiabilities`	$-159.00M	USD	2 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$-50.00M	USD	2 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$-50.00M	USD	2 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$49.00M	USD	2 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$49.00M	USD	2 Qtrs
Collateral, net	`IncreaseDecreaseInCollateral`	$22.00M	USD	2 Qtrs
Collateral, net	`IncreaseDecreaseInCollateral`	$22.00M	USD	2 Qtrs
Collateral, net	`IncreaseDecreaseInCollateral`	$91.00M	USD	2 Qtrs
Collateral, net	`IncreaseDecreaseInCollateral`	$91.00M	USD	2 Qtrs
Employee benefit plan funding and related payments	`PensionAndOtherPostretirementBenefitsContributionsAndRelatedPayments`	$24.00M	USD	2 Qtrs
Employee benefit plan funding and related payments	`PensionAndOtherPostretirementBenefitsContributionsAndRelatedPayments`	$24.00M	USD	2 Qtrs
Employee benefit plan funding and related payments	`PensionAndOtherPostretirementBenefitsContributionsAndRelatedPayments`	$31.00M	USD	2 Qtrs
Employee benefit plan funding and related payments	`PensionAndOtherPostretirementBenefitsContributionsAndRelatedPayments`	$31.00M	USD	2 Qtrs
Other	`OtherOperatingActivitiesCashFlowStatement`	$2.00M	USD	2 Qtrs
Other	`OtherOperatingActivitiesCashFlowStatement`	$2.00M	USD	2 Qtrs
Other	`OtherOperatingActivitiesCashFlowStatement`	$-30.00M	USD	2 Qtrs
Other	`OtherOperatingActivitiesCashFlowStatement`	$-30.00M	USD	2 Qtrs
Net cash provided from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$1.72B	USD	2 Qtrs
Net cash provided from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$1.72B	USD	2 Qtrs
Net cash provided from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$1.07B	USD	2 Qtrs
Net cash provided from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$1.07B	USD	2 Qtrs
Capital investments	`PaymentsToAcquireProductiveAssets`	$1.73B	USD	2 Qtrs
Capital investments	`PaymentsToAcquireProductiveAssets`	$1.73B	USD	2 Qtrs
Capital investments	`PaymentsToAcquireProductiveAssets`	$2.22B	USD	2 Qtrs
Capital investments	`PaymentsToAcquireProductiveAssets`	$2.22B	USD	2 Qtrs
Sales of investment securities held in trusts	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$17.00M	USD	2 Qtrs
Sales of investment securities held in trusts	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$17.00M	USD	2 Qtrs
Sales of investment securities held in trusts	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$30.00M	USD	2 Qtrs
Sales of investment securities held in trusts	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$30.00M	USD	2 Qtrs
Purchases of investment securities held in trusts	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$24.00M	USD	2 Qtrs
Purchases of investment securities held in trusts	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$24.00M	USD	2 Qtrs
Purchases of investment securities held in trusts	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$36.00M	USD	2 Qtrs
Purchases of investment securities held in trusts	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$36.00M	USD	2 Qtrs
Asset removal costs	`PaymentsForRemovalCosts`	$167.00M	USD	2 Qtrs
Asset removal costs	`PaymentsForRemovalCosts`	$167.00M	USD	2 Qtrs
Asset removal costs	`PaymentsForRemovalCosts`	$135.00M	USD	2 Qtrs
Asset removal costs	`PaymentsForRemovalCosts`	$135.00M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$18.00M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$18.00M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$2.00M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$2.00M	USD	2 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-1.88B	USD	2 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-1.88B	USD	2 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-2.41B	USD	2 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-2.41B	USD	2 Qtrs
Long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$4.12B	USD	2 Qtrs
Long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$4.12B	USD	2 Qtrs
Long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$400.00M	USD	2 Qtrs
Long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$400.00M	USD	2 Qtrs
Short-term borrowings, net	`ProceedsFromShortTermDebt`	-	USD	2 Qtrs
Short-term borrowings, net	`ProceedsFromShortTermDebt`	-	USD	2 Qtrs
Short-term borrowings, net	`ProceedsFromShortTermDebt`	$20.00M	USD	2 Qtrs
Short-term borrowings, net	`ProceedsFromShortTermDebt`	$20.00M	USD	2 Qtrs
Long-term debt	`RepaymentsOfLongTermDebt`	$1.39B	USD	2 Qtrs
Long-term debt	`RepaymentsOfLongTermDebt`	$1.39B	USD	2 Qtrs
Long-term debt	`RepaymentsOfLongTermDebt`	$2.15B	USD	2 Qtrs
Long-term debt	`RepaymentsOfLongTermDebt`	$2.15B	USD	2 Qtrs
Short-term borrowings, net	`RepaymentsOfShortTermDebt`	$150.00M	USD	2 Qtrs
Short-term borrowings, net	`RepaymentsOfShortTermDebt`	$150.00M	USD	2 Qtrs
Short-term borrowings, net	`RepaymentsOfShortTermDebt`	-	USD	2 Qtrs
Short-term borrowings, net	`RepaymentsOfShortTermDebt`	-	USD	2 Qtrs
Proceeds from FET Equity Interest Sale	`ProceedsFromSaleOfInterestInPartnershipUnit`	$2.30B	USD	2 Qtrs
Proceeds from FET Equity Interest Sale	`ProceedsFromSaleOfInterestInPartnershipUnit`	$2.30B	USD	2 Qtrs
Proceeds from FET Equity Interest Sale	`ProceedsFromSaleOfInterestInPartnershipUnit`	-	USD	2 Qtrs
Proceeds from FET Equity Interest Sale	`ProceedsFromSaleOfInterestInPartnershipUnit`	-	USD	2 Qtrs
Noncontrolling interest cash distributions	`PaymentsOfDistributionsToAffiliates`	$15.00M	USD	2 Qtrs
Noncontrolling interest cash distributions	`PaymentsOfDistributionsToAffiliates`	$15.00M	USD	2 Qtrs
Noncontrolling interest cash distributions	`PaymentsOfDistributionsToAffiliates`	$49.00M	USD	2 Qtrs
Noncontrolling interest cash distributions	`PaymentsOfDistributionsToAffiliates`	$49.00M	USD	2 Qtrs
Common stock dividend payments	`PaymentsOfDividendsCommonStock`	$502.00M	USD	2 Qtrs
Common stock dividend payments	`PaymentsOfDividendsCommonStock`	$502.00M	USD	2 Qtrs
Common stock dividend payments	`PaymentsOfDividendsCommonStock`	$480.00M	USD	2 Qtrs
Common stock dividend payments	`PaymentsOfDividendsCommonStock`	$480.00M	USD	2 Qtrs
Debt issuance and redemption costs, and other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-114.00M	USD	2 Qtrs
Debt issuance and redemption costs, and other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-114.00M	USD	2 Qtrs
Debt issuance and redemption costs, and other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-111.00M	USD	2 Qtrs
Debt issuance and redemption costs, and other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-111.00M	USD	2 Qtrs
Net cash provided from financing activities	`NetCashProvidedByUsedInFinancingActivities`	$1.16B	USD	2 Qtrs
Net cash provided from financing activities	`NetCashProvidedByUsedInFinancingActivities`	$1.16B	USD	2 Qtrs
Net cash provided from financing activities	`NetCashProvidedByUsedInFinancingActivities`	$728.00M	USD	2 Qtrs
Net cash provided from financing activities	`NetCashProvidedByUsedInFinancingActivities`	$728.00M	USD	2 Qtrs
Net change in cash, cash equivalents, and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$460.00M	USD	2 Qtrs
Net change in cash, cash equivalents, and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$460.00M	USD	2 Qtrs
Net change in cash, cash equivalents, and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-76.00M	USD	2 Qtrs
Net change in cash, cash equivalents, and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-76.00M	USD	2 Qtrs
Cash, cash equivalents, and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$103.00M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$103.00M	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`	$179.00M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$614.00M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$614.00M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$154.00M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$154.00M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$103.00M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$103.00M	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`	$179.00M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$614.00M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$614.00M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$154.00M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$154.00M	USD	Point-in-time
Accrued capital investments	`CapitalExpendituresIncurredButNotYetPaid`	$325.00M	USD	2 Qtrs
Accrued capital investments	`CapitalExpendituresIncurredButNotYetPaid`	$325.00M	USD	2 Qtrs
Accrued capital investments	`CapitalExpendituresIncurredButNotYetPaid`	$230.00M	USD	2 Qtrs
Accrued capital investments	`CapitalExpendituresIncurredButNotYetPaid`	$230.00M	USD	2 Qtrs
McElroy Run Transfer	`TransferToInvestments`	-	USD	2 Qtrs
McElroy Run Transfer	`TransferToInvestments`	-	USD	2 Qtrs
McElroy Run Transfer	`TransferToInvestments`	$99.00M	USD	2 Qtrs
McElroy Run Transfer	`TransferToInvestments`	$99.00M	USD	2 Qtrs

Stockholders Equity 80 line items

Line Item	Tag	Value	Unit	Period
Dividends declared (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.42	USD	1 Quarter
Dividends declared (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.42	USD	1 Quarter
Dividends declared (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.45	USD	1 Quarter
Dividends declared (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.45	USD	1 Quarter
Beginning balance (in shares)	`CommonStockSharesOutstanding`	577.40M	shares	Point-in-time
Beginning balance (in shares)	`CommonStockSharesOutstanding`	577.40M	shares	Point-in-time
Beginning balance (in shares)	`CommonStockSharesOutstanding`	576.61M	shares	Point-in-time
Beginning balance (in shares)	`CommonStockSharesOutstanding`	576.61M	shares	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.72B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.72B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.61B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.61B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.73B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.73B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$14.17B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$14.17B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.86B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.86B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.92B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.92B	USD	Point-in-time
Net income	`ProfitLoss`	$414.00M	USD	1 Quarter
Net income	`ProfitLoss`	$414.00M	USD	1 Quarter
Net income	`ProfitLoss`	$732.00M	USD	2 Qtrs
Net income	`ProfitLoss`	$732.00M	USD	2 Qtrs
Net income	`ProfitLoss`	$267.00M	USD	1 Quarter
Net income	`ProfitLoss`	$267.00M	USD	1 Quarter
Net income	`ProfitLoss`	$318.00M	USD	1 Quarter
Net income	`ProfitLoss`	$318.00M	USD	1 Quarter
Net income	`ProfitLoss`	$365.00M	USD	2 Qtrs
Net income	`ProfitLoss`	$365.00M	USD	2 Qtrs
Net income	`ProfitLoss`	$98.00M	USD	1 Quarter
Net income	`ProfitLoss`	$98.00M	USD	1 Quarter
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	-	USD	2 Qtrs
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	-	USD	2 Qtrs
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	-	USD	1 Quarter
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	-	USD	1 Quarter
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$3.00M	USD	2 Qtrs
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$3.00M	USD	2 Qtrs
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$3.00M	USD	1 Quarter
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$3.00M	USD	1 Quarter
Stock Investment Plan and share-based benefit plans	`StockIssuedDuringPeriodValueStockInvestmentAndEmployeeBenefitPlan`	$21.00M	USD	1 Quarter
Stock Investment Plan and share-based benefit plans	`StockIssuedDuringPeriodValueStockInvestmentAndEmployeeBenefitPlan`	$21.00M	USD	1 Quarter
Stock Investment Plan and share-based benefit plans	`StockIssuedDuringPeriodValueStockInvestmentAndEmployeeBenefitPlan`	$16.00M	USD	1 Quarter
Stock Investment Plan and share-based benefit plans	`StockIssuedDuringPeriodValueStockInvestmentAndEmployeeBenefitPlan`	$16.00M	USD	1 Quarter
Stock Investment Plan and share-based benefit plans	`StockIssuedDuringPeriodValueStockInvestmentAndEmployeeBenefitPlan`	$9.00M	USD	1 Quarter
Stock Investment Plan and share-based benefit plans	`StockIssuedDuringPeriodValueStockInvestmentAndEmployeeBenefitPlan`	$9.00M	USD	1 Quarter
Stock Investment Plan and share-based benefit plans	`StockIssuedDuringPeriodValueStockInvestmentAndEmployeeBenefitPlan`	$9.00M	USD	1 Quarter
Stock Investment Plan and share-based benefit plans	`StockIssuedDuringPeriodValueStockInvestmentAndEmployeeBenefitPlan`	$9.00M	USD	1 Quarter
Cash dividends declared on common stock	`AdjustmentsToAdditionalPaidInCapitalDividendsInExcessOfRetainedEarnings`	$257.00M	USD	1 Quarter
Cash dividends declared on common stock	`AdjustmentsToAdditionalPaidInCapitalDividendsInExcessOfRetainedEarnings`	$257.00M	USD	1 Quarter
Cash dividends declared on common stock	`AdjustmentsToAdditionalPaidInCapitalDividendsInExcessOfRetainedEarnings`	$244.00M	USD	1 Quarter
Cash dividends declared on common stock	`AdjustmentsToAdditionalPaidInCapitalDividendsInExcessOfRetainedEarnings`	$244.00M	USD	1 Quarter
FET Equity Interest Sale	`NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest`	$2.67B	USD	1 Quarter
FET Equity Interest Sale	`NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest`	$2.67B	USD	1 Quarter
Noncontrolling interest distributions declared	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$24.00M	USD	1 Quarter
Noncontrolling interest distributions declared	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$24.00M	USD	1 Quarter
Noncontrolling interest distributions declared	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$7.00M	USD	1 Quarter
Noncontrolling interest distributions declared	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$7.00M	USD	1 Quarter
Noncontrolling interest distributions declared	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$8.00M	USD	1 Quarter
Noncontrolling interest distributions declared	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$8.00M	USD	1 Quarter
Noncontrolling interest distributions declared	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$25.00M	USD	1 Quarter
Noncontrolling interest distributions declared	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$25.00M	USD	1 Quarter
Other	`StockholdersEquityOther`	-	USD	1 Quarter
Other	`StockholdersEquityOther`	-	USD	1 Quarter
Ending balance (in shares)	`CommonStockSharesOutstanding`	577.40M	shares	Point-in-time
Ending balance (in shares)	`CommonStockSharesOutstanding`	577.40M	shares	Point-in-time
Ending balance (in shares)	`CommonStockSharesOutstanding`	576.61M	shares	Point-in-time
Ending balance (in shares)	`CommonStockSharesOutstanding`	576.61M	shares	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.72B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.72B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.61B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.61B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.73B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.73B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$14.17B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$14.17B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.86B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$13.86B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.92B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.92B	USD	Point-in-time

Comprehensive Income 68 line items

Line Item	Tag	Value	Unit	Period
NET INCOME	`ProfitLoss`	$414.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$414.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$732.00M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$732.00M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$267.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$267.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$318.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$318.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$365.00M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$365.00M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$98.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$98.00M	USD	1 Quarter
Amortized losses on derivative hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax`	-	USD	1 Quarter
Amortized losses on derivative hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax`	-	USD	1 Quarter
Amortized losses on derivative hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax`	$4.00M	USD	1 Quarter
Amortized losses on derivative hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax`	$4.00M	USD	1 Quarter
Amortized losses on derivative hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax`	$4.00M	USD	2 Qtrs
Amortized losses on derivative hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax`	$4.00M	USD	2 Qtrs
Amortized losses on derivative hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax`	-	USD	2 Qtrs
Amortized losses on derivative hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax`	-	USD	2 Qtrs
Other comprehensive income	`OtherComprehensiveIncomeLossBeforeTax`	-	USD	2 Qtrs
Other comprehensive income	`OtherComprehensiveIncomeLossBeforeTax`	-	USD	2 Qtrs
Other comprehensive income	`OtherComprehensiveIncomeLossBeforeTax`	$4.00M	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossBeforeTax`	$4.00M	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossBeforeTax`	-	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossBeforeTax`	-	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossBeforeTax`	$4.00M	USD	2 Qtrs
Other comprehensive income	`OtherComprehensiveIncomeLossBeforeTax`	$4.00M	USD	2 Qtrs
Income taxes on other comprehensive income	`OtherComprehensiveIncomeLossTax`	-	USD	1 Quarter
Income taxes on other comprehensive income	`OtherComprehensiveIncomeLossTax`	-	USD	1 Quarter
Income taxes on other comprehensive income	`OtherComprehensiveIncomeLossTax`	$1.00M	USD	2 Qtrs
Income taxes on other comprehensive income	`OtherComprehensiveIncomeLossTax`	$1.00M	USD	2 Qtrs
Income taxes on other comprehensive income	`OtherComprehensiveIncomeLossTax`	-	USD	2 Qtrs
Income taxes on other comprehensive income	`OtherComprehensiveIncomeLossTax`	-	USD	2 Qtrs
Income taxes on other comprehensive income	`OtherComprehensiveIncomeLossTax`	$1.00M	USD	1 Quarter
Income taxes on other comprehensive income	`OtherComprehensiveIncomeLossTax`	$1.00M	USD	1 Quarter
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	-	USD	2 Qtrs
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	-	USD	2 Qtrs
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	-	USD	1 Quarter
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	-	USD	1 Quarter
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$3.00M	USD	2 Qtrs
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$3.00M	USD	2 Qtrs
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$3.00M	USD	1 Quarter
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$3.00M	USD	1 Quarter
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$318.00M	USD	1 Quarter
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$318.00M	USD	1 Quarter
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$732.00M	USD	2 Qtrs
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$732.00M	USD	2 Qtrs
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$368.00M	USD	2 Qtrs
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$368.00M	USD	2 Qtrs
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$101.00M	USD	1 Quarter
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$101.00M	USD	1 Quarter
Income attributable to noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$53.00M	USD	1 Quarter
Income attributable to noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$53.00M	USD	1 Quarter
Income attributable to noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$50.00M	USD	1 Quarter
Income attributable to noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$50.00M	USD	1 Quarter
Income attributable to noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$104.00M	USD	2 Qtrs
Income attributable to noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$104.00M	USD	2 Qtrs
Income attributable to noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$67.00M	USD	2 Qtrs
Income attributable to noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$67.00M	USD	2 Qtrs
COMPREHENSIVE INCOME ATTRIBUTABLE TO FIRSTENERGY CORP.	`ComprehensiveIncomeNetOfTax`	$628.00M	USD	2 Qtrs
COMPREHENSIVE INCOME ATTRIBUTABLE TO FIRSTENERGY CORP.	`ComprehensiveIncomeNetOfTax`	$628.00M	USD	2 Qtrs
COMPREHENSIVE INCOME ATTRIBUTABLE TO FIRSTENERGY CORP.	`ComprehensiveIncomeNetOfTax`	$268.00M	USD	1 Quarter
COMPREHENSIVE INCOME ATTRIBUTABLE TO FIRSTENERGY CORP.	`ComprehensiveIncomeNetOfTax`	$268.00M	USD	1 Quarter
COMPREHENSIVE INCOME ATTRIBUTABLE TO FIRSTENERGY CORP.	`ComprehensiveIncomeNetOfTax`	$48.00M	USD	1 Quarter
COMPREHENSIVE INCOME ATTRIBUTABLE TO FIRSTENERGY CORP.	`ComprehensiveIncomeNetOfTax`	$48.00M	USD	1 Quarter
COMPREHENSIVE INCOME ATTRIBUTABLE TO FIRSTENERGY CORP.	`ComprehensiveIncomeNetOfTax`	$301.00M	USD	2 Qtrs
COMPREHENSIVE INCOME ATTRIBUTABLE TO FIRSTENERGY CORP.	`ComprehensiveIncomeNetOfTax`	$301.00M	USD	2 Qtrs

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