10-Q Filing

FIRSTENERGY CORP CIK: 1031296 Q2 2024

Filing Information

Form Type	10-Q
Accession Number	`0001031296-24-000043`
Period End Date	20240630
Filing Date	20240730
Fiscal Year	2024
Fiscal Period	Q2
XBRL Instance	fe-20240630_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 216 Income Statement 212 Cash Flow Statement 172 Stockholders Equity 82 Comprehensive Income 78

Balance Sheet 216 line items

Line Item	Tag	Value	Unit	Period
Allowance for uncollectible accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$64.00M	USD	Point-in-time
Allowance for uncollectible accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$64.00M	USD	Point-in-time
Allowance for uncollectible accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$54.00M	USD	Point-in-time
Allowance for uncollectible accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$54.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$60.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$60.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$137.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$137.00M	USD	Point-in-time
Restricted cash	`RestrictedCashCurrent`	$43.00M	USD	Point-in-time
Restricted cash	`RestrictedCashCurrent`	$43.00M	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`	$42.00M	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
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.10	USD	Point-in-time
Common stock, shares, authorized (in shares)	`CommonStockSharesAuthorized`	700.00M	shares	Point-in-time
Common stock, shares, authorized (in shares)	`CommonStockSharesAuthorized`	700.00M	shares	Point-in-time
Common stock, shares, authorized (in shares)	`CommonStockSharesAuthorized`	700.00M	shares	Point-in-time
Common stock, shares, authorized (in shares)	`CommonStockSharesAuthorized`	700.00M	shares	Point-in-time
Customers	`AccountsReceivableGrossCurrent`	$1.38B	USD	Point-in-time
Customers	`AccountsReceivableGrossCurrent`	$1.38B	USD	Point-in-time
Customers	`AccountsReceivableGrossCurrent`	$1.56B	USD	Point-in-time
Customers	`AccountsReceivableGrossCurrent`	$1.56B	USD	Point-in-time
Common stock, shares, outstanding (in shares)	`CommonStockSharesOutstanding`	575.92M	shares	Point-in-time
Common stock, shares, outstanding (in shares)	`CommonStockSharesOutstanding`	575.92M	shares	Point-in-time
Common stock, shares, outstanding (in shares)	`CommonStockSharesOutstanding`	574.34M	shares	Point-in-time
Common stock, shares, outstanding (in shares)	`CommonStockSharesOutstanding`	574.34M	shares	Point-in-time
Less Allowance for uncollectible customer receivables	`AllowanceForDoubtfulAccountsReceivableCurrent`	$64.00M	USD	Point-in-time
Less Allowance for uncollectible customer receivables	`AllowanceForDoubtfulAccountsReceivableCurrent`	$64.00M	USD	Point-in-time
Less Allowance for uncollectible customer receivables	`AllowanceForDoubtfulAccountsReceivableCurrent`	$54.00M	USD	Point-in-time
Less Allowance for uncollectible customer receivables	`AllowanceForDoubtfulAccountsReceivableCurrent`	$54.00M	USD	Point-in-time
Receivable	`AccountsReceivableNetCurrent`	$1.50B	USD	Point-in-time
Receivable	`AccountsReceivableNetCurrent`	$1.50B	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 $14 in 2024 and $15 in 2023	`OtherReceivables`	$297.00M	USD	Point-in-time
Other, net of allowance for uncollectible accounts of $14 in 2024 and $15 in 2023	`OtherReceivables`	$297.00M	USD	Point-in-time
Other, net of allowance for uncollectible accounts of $14 in 2024 and $15 in 2023	`OtherReceivables`	$266.00M	USD	Point-in-time
Other, net of allowance for uncollectible accounts of $14 in 2024 and $15 in 2023	`OtherReceivables`	$266.00M	USD	Point-in-time
Note receivable - Brookfield due 2024 (Note 1)	`NotesAndLoansReceivableNetCurrent`	$450.00M	USD	Point-in-time
Note receivable - Brookfield due 2024 (Note 1)	`NotesAndLoansReceivableNetCurrent`	$450.00M	USD	Point-in-time
Note receivable - Brookfield due 2024 (Note 1)	`NotesAndLoansReceivableNetCurrent`	-	USD	Point-in-time
Note receivable - Brookfield due 2024 (Note 1)	`NotesAndLoansReceivableNetCurrent`	-	USD	Point-in-time
Materials and supplies, at average cost	`InventoryNet`	$536.00M	USD	Point-in-time
Materials and supplies, at average cost	`InventoryNet`	$536.00M	USD	Point-in-time
Materials and supplies, at average cost	`InventoryNet`	$512.00M	USD	Point-in-time
Materials and supplies, at average cost	`InventoryNet`	$512.00M	USD	Point-in-time
Prepaid taxes and other	`OtherAssetsCurrent`	$293.00M	USD	Point-in-time
Prepaid taxes and other	`OtherAssetsCurrent`	$293.00M	USD	Point-in-time
Prepaid taxes and other	`OtherAssetsCurrent`	$369.00M	USD	Point-in-time
Prepaid taxes and other	`OtherAssetsCurrent`	$369.00M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$2.57B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$2.57B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$3.26B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$3.26B	USD	Point-in-time
In service	`PropertyPlantAndEquipmentExcludingConstructionInProgress`	$50.11B	USD	Point-in-time
In service	`PropertyPlantAndEquipmentExcludingConstructionInProgress`	$50.11B	USD	Point-in-time
In service	`PropertyPlantAndEquipmentExcludingConstructionInProgress`	$51.36B	USD	Point-in-time
In service	`PropertyPlantAndEquipmentExcludingConstructionInProgress`	$51.36B	USD	Point-in-time
Less Accumulated provision for depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$14.22B	USD	Point-in-time
Less Accumulated provision for depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$14.22B	USD	Point-in-time
Less Accumulated provision for depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$13.81B	USD	Point-in-time
Less Accumulated provision for depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$13.81B	USD	Point-in-time
Property, plant and equipment in service net of accumulated provision for depreciation	`NetPlantExcludingConstructionWorkInProgress`	$37.14B	USD	Point-in-time
Property, plant and equipment in service net of accumulated provision for depreciation	`NetPlantExcludingConstructionWorkInProgress`	$37.14B	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`	$36.30B	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$2.12B	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$2.12B	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$2.27B	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$2.27B	USD	Point-in-time
Total property, plant and equipment	`PropertyPlantAndEquipmentNet`	$38.41B	USD	Point-in-time
Total property, plant and equipment	`PropertyPlantAndEquipmentNet`	$38.41B	USD	Point-in-time
Total property, plant and equipment	`PropertyPlantAndEquipmentNet`	$39.41B	USD	Point-in-time
Total property, plant and equipment	`PropertyPlantAndEquipmentNet`	$39.41B	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`	$670.00M	USD	Point-in-time
Investments (Note 6)	`LongTermInvestments`	$670.00M	USD	Point-in-time
Investments (Note 6)	`LongTermInvestments`	$663.00M	USD	Point-in-time
Investments (Note 6)	`LongTermInvestments`	$663.00M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$405.00M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$405.00M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$369.00M	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
Other	`OtherAssetsNoncurrent`	$910.00M	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$910.00M	USD	Point-in-time
Note receivable - Brookfield due 2025 (Note 1)	`NotesAndLoansReceivableNetNoncurrent`	$750.00M	USD	Point-in-time
Note receivable - Brookfield due 2025 (Note 1)	`NotesAndLoansReceivableNetNoncurrent`	$750.00M	USD	Point-in-time
Note receivable - Brookfield due 2025 (Note 1)	`NotesAndLoansReceivableNetNoncurrent`	-	USD	Point-in-time
Note receivable - Brookfield due 2025 (Note 1)	`NotesAndLoansReceivableNetNoncurrent`	-	USD	Point-in-time
Total investments and other noncurrent assets	`DeferredChargesAndOtherAssetsNoncurrent`	$7.79B	USD	Point-in-time
Total investments and other noncurrent assets	`DeferredChargesAndOtherAssetsNoncurrent`	$7.79B	USD	Point-in-time
Total investments and other noncurrent assets	`DeferredChargesAndOtherAssetsNoncurrent`	$8.35B	USD	Point-in-time
Total investments and other noncurrent assets	`DeferredChargesAndOtherAssetsNoncurrent`	$8.35B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$48.77B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$48.77B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$51.02B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$51.02B	USD	Point-in-time
Currently payable long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$1.25B	USD	Point-in-time
Currently payable long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$1.25B	USD	Point-in-time
Currently payable long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$2.33B	USD	Point-in-time
Currently payable long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$2.33B	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$795.00M	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$795.00M	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$775.00M	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$775.00M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$1.48B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$1.48B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$1.36B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$1.36B	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$292.00M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$292.00M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$284.00M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$284.00M	USD	Point-in-time
Accrued taxes	`AccruedIncomeTaxesCurrent`	$726.00M	USD	Point-in-time
Accrued taxes	`AccruedIncomeTaxesCurrent`	$726.00M	USD	Point-in-time
Accrued taxes	`AccruedIncomeTaxesCurrent`	$700.00M	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`	$304.00M	USD	Point-in-time
Accrued compensation and benefits	`AccruedEmployeeBenefitsCurrent`	$197.00M	USD	Point-in-time
Accrued compensation and benefits	`AccruedEmployeeBenefitsCurrent`	$197.00M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$227.00M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$227.00M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$228.00M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$228.00M	USD	Point-in-time
Dividends payable	`DividendsPayableCurrentAndNoncurrent`	$235.00M	USD	Point-in-time
Dividends payable	`DividendsPayableCurrentAndNoncurrent`	$235.00M	USD	Point-in-time
Dividends payable	`DividendsPayableCurrentAndNoncurrent`	-	USD	Point-in-time
Dividends payable	`DividendsPayableCurrentAndNoncurrent`	-	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$241.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$241.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$324.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$324.00M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$5.39B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$5.39B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$6.36B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$6.36B	USD	Point-in-time
Long-term debt and other long-term obligations	`LongTermDebtAndCapitalLeaseObligations`	$22.89B	USD	Point-in-time
Long-term debt and other long-term obligations	`LongTermDebtAndCapitalLeaseObligations`	$22.89B	USD	Point-in-time
Long-term debt and other long-term obligations	`LongTermDebtAndCapitalLeaseObligations`	$20.83B	USD	Point-in-time
Long-term debt and other long-term obligations	`LongTermDebtAndCapitalLeaseObligations`	$20.83B	USD	Point-in-time
Accumulated deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$5.39B	USD	Point-in-time
Accumulated deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$5.39B	USD	Point-in-time
Accumulated deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$4.53B	USD	Point-in-time
Accumulated deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$4.53B	USD	Point-in-time
Retirement benefits	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$1.66B	USD	Point-in-time
Retirement benefits	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$1.66B	USD	Point-in-time
Retirement benefits	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$1.66B	USD	Point-in-time
Retirement benefits	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$1.66B	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$956.00M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$956.00M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$1.21B	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$1.21B	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$2.11B	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$2.11B	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$2.17B	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$2.17B	USD	Point-in-time
Total noncurrent liabilities	`LiabilitiesNoncurrent`	$30.94B	USD	Point-in-time
Total noncurrent liabilities	`LiabilitiesNoncurrent`	$30.94B	USD	Point-in-time
Total noncurrent liabilities	`LiabilitiesNoncurrent`	$32.47B	USD	Point-in-time
Total noncurrent liabilities	`LiabilitiesNoncurrent`	$32.47B	USD	Point-in-time
TOTAL LIABILITIES	`Liabilities`	$37.85B	USD	Point-in-time
TOTAL LIABILITIES	`Liabilities`	$37.85B	USD	Point-in-time
TOTAL LIABILITIES	`Liabilities`	$37.29B	USD	Point-in-time
TOTAL LIABILITIES	`Liabilities`	$37.29B	USD	Point-in-time
Common stock, $0.10 par value, authorized 700,000,000 shares - 575,922,417 and 574,335,396 shares outstanding as of June 30, 2024 and December 31, 2023, respectively.	`CommonStockValueOutstanding`	$58.00M	USD	Point-in-time
Common stock, $0.10 par value, authorized 700,000,000 shares - 575,922,417 and 574,335,396 shares outstanding as of June 30, 2024 and December 31, 2023, respectively.	`CommonStockValueOutstanding`	$58.00M	USD	Point-in-time
Common stock, $0.10 par value, authorized 700,000,000 shares - 575,922,417 and 574,335,396 shares outstanding as of June 30, 2024 and December 31, 2023, respectively.	`CommonStockValueOutstanding`	$57.00M	USD	Point-in-time
Common stock, $0.10 par value, authorized 700,000,000 shares - 575,922,417 and 574,335,396 shares outstanding as of June 30, 2024 and December 31, 2023, respectively.	`CommonStockValueOutstanding`	$57.00M	USD	Point-in-time
Other paid-in capital	`AdditionalPaidInCapitalCommonStock`	$10.49B	USD	Point-in-time
Other paid-in capital	`AdditionalPaidInCapitalCommonStock`	$10.49B	USD	Point-in-time
Other paid-in capital	`AdditionalPaidInCapitalCommonStock`	$12.38B	USD	Point-in-time
Other paid-in capital	`AdditionalPaidInCapitalCommonStock`	$12.38B	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`	$-17.00M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-17.00M	USD	Point-in-time
Retained earnings (Accumulated deficit)	`RetainedEarningsAccumulatedDeficit`	$45.00M	USD	Point-in-time
Retained earnings (Accumulated deficit)	`RetainedEarningsAccumulatedDeficit`	$45.00M	USD	Point-in-time
Retained earnings (Accumulated deficit)	`RetainedEarningsAccumulatedDeficit`	$-97.00M	USD	Point-in-time
Retained earnings (Accumulated deficit)	`RetainedEarningsAccumulatedDeficit`	$-97.00M	USD	Point-in-time
Total common stockholders equity	`StockholdersEquity`	$10.44B	USD	Point-in-time
Total common stockholders equity	`StockholdersEquity`	$10.44B	USD	Point-in-time
Total common stockholders equity	`StockholdersEquity`	$12.47B	USD	Point-in-time
Total common stockholders equity	`StockholdersEquity`	$12.47B	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$1.25B	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$1.25B	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$479.00M	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`	$10.92B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.64B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.64B	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`	$10.73B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.73B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.97B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.97B	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`	$51.02B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$51.02B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$48.77B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$48.77B	USD	Point-in-time

Income Statement 212 line items

Line Item	Tag	Value	Unit	Period
Excise taxes collected	`ExciseTaxesCollected`	$92.00M	USD	1 Quarter
Excise taxes collected	`ExciseTaxesCollected`	$92.00M	USD	1 Quarter
Excise taxes collected	`ExciseTaxesCollected`	$98.00M	USD	1 Quarter
Excise taxes collected	`ExciseTaxesCollected`	$98.00M	USD	1 Quarter
Excise taxes collected	`ExciseTaxesCollected`	$201.00M	USD	2 Qtrs
Excise taxes collected	`ExciseTaxesCollected`	$201.00M	USD	2 Qtrs
Excise taxes collected	`ExciseTaxesCollected`	$213.00M	USD	2 Qtrs
Excise taxes collected	`ExciseTaxesCollected`	$213.00M	USD	2 Qtrs
Total revenues	`Revenues`	$6.57B	USD	2 Qtrs
Total revenues	`Revenues`	$6.57B	USD	2 Qtrs
Total revenues	`Revenues`	$6.24B	USD	2 Qtrs
Total revenues	`Revenues`	$6.24B	USD	2 Qtrs
Total revenues	`Revenues`	$3.28B	USD	1 Quarter
Total revenues	`Revenues`	$3.28B	USD	1 Quarter
Total revenues	`Revenues`	$3.01B	USD	1 Quarter
Total revenues	`Revenues`	$3.01B	USD	1 Quarter
Fuel	`FuelCosts`	$273.00M	USD	2 Qtrs
Fuel	`FuelCosts`	$273.00M	USD	2 Qtrs
Fuel	`FuelCosts`	$128.00M	USD	1 Quarter
Fuel	`FuelCosts`	$128.00M	USD	1 Quarter
Fuel	`FuelCosts`	$140.00M	USD	1 Quarter
Fuel	`FuelCosts`	$140.00M	USD	1 Quarter
Fuel	`FuelCosts`	$233.00M	USD	2 Qtrs
Fuel	`FuelCosts`	$233.00M	USD	2 Qtrs
Purchased power	`UtilitiesOperatingExpensePurchasedPower`	$2.02B	USD	2 Qtrs
Purchased power	`UtilitiesOperatingExpensePurchasedPower`	$2.02B	USD	2 Qtrs
Purchased power	`UtilitiesOperatingExpensePurchasedPower`	$894.00M	USD	1 Quarter
Purchased power	`UtilitiesOperatingExpensePurchasedPower`	$894.00M	USD	1 Quarter
Purchased power	`UtilitiesOperatingExpensePurchasedPower`	$1.91B	USD	2 Qtrs
Purchased power	`UtilitiesOperatingExpensePurchasedPower`	$1.91B	USD	2 Qtrs
Purchased power	`UtilitiesOperatingExpensePurchasedPower`	$877.00M	USD	1 Quarter
Purchased power	`UtilitiesOperatingExpensePurchasedPower`	$877.00M	USD	1 Quarter
Other operating expenses	`OtherCostAndExpenseOperating`	$1.17B	USD	1 Quarter
Other operating expenses	`OtherCostAndExpenseOperating`	$1.17B	USD	1 Quarter
Other operating expenses	`OtherCostAndExpenseOperating`	$885.00M	USD	1 Quarter
Other operating expenses	`OtherCostAndExpenseOperating`	$885.00M	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`	$1.73B	USD	2 Qtrs
Other operating expenses	`OtherCostAndExpenseOperating`	$1.73B	USD	2 Qtrs
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`	$722.00M	USD	2 Qtrs
Provision for depreciation	`Depreciation`	$722.00M	USD	2 Qtrs
Provision for depreciation	`Depreciation`	$361.00M	USD	1 Quarter
Provision for depreciation	`Depreciation`	$361.00M	USD	1 Quarter
Deferral of regulatory assets, net	`DeferralOfRegulatoryAssetsNet`	$-172.00M	USD	2 Qtrs
Deferral of regulatory assets, net	`DeferralOfRegulatoryAssetsNet`	$-172.00M	USD	2 Qtrs
Deferral of regulatory assets, net	`DeferralOfRegulatoryAssetsNet`	$-33.00M	USD	1 Quarter
Deferral of regulatory assets, net	`DeferralOfRegulatoryAssetsNet`	$-33.00M	USD	1 Quarter
Deferral of regulatory assets, net	`DeferralOfRegulatoryAssetsNet`	$-113.00M	USD	2 Qtrs
Deferral of regulatory assets, net	`DeferralOfRegulatoryAssetsNet`	$-113.00M	USD	2 Qtrs
Deferral of regulatory assets, net	`DeferralOfRegulatoryAssetsNet`	$-8.00M	USD	1 Quarter
Deferral of regulatory assets, net	`DeferralOfRegulatoryAssetsNet`	$-8.00M	USD	1 Quarter
General taxes	`UtilitiesOperatingExpenseTaxes`	$278.00M	USD	1 Quarter
General taxes	`UtilitiesOperatingExpenseTaxes`	$278.00M	USD	1 Quarter
General taxes	`UtilitiesOperatingExpenseTaxes`	$604.00M	USD	2 Qtrs
General taxes	`UtilitiesOperatingExpenseTaxes`	$604.00M	USD	2 Qtrs
General taxes	`UtilitiesOperatingExpenseTaxes`	$574.00M	USD	2 Qtrs
General taxes	`UtilitiesOperatingExpenseTaxes`	$574.00M	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`	$5.21B	USD	2 Qtrs
Total operating expenses	`CostsAndExpenses`	$5.21B	USD	2 Qtrs
Total operating expenses	`CostsAndExpenses`	$2.52B	USD	1 Quarter
Total operating expenses	`CostsAndExpenses`	$2.52B	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$481.00M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$481.00M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$1.03B	USD	2 Qtrs
OPERATING INCOME	`OperatingIncomeLoss`	$1.03B	USD	2 Qtrs
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
Debt redemption costs (Note 6)	`GainsLossesOnExtinguishmentOfDebt`	$-36.00M	USD	1 Quarter
Debt redemption costs (Note 6)	`GainsLossesOnExtinguishmentOfDebt`	$-36.00M	USD	1 Quarter
Debt redemption costs (Note 6)	`GainsLossesOnExtinguishmentOfDebt`	$-85.00M	USD	1 Quarter
Debt redemption costs (Note 6)	`GainsLossesOnExtinguishmentOfDebt`	$-85.00M	USD	1 Quarter
Debt redemption costs (Note 6)	`GainsLossesOnExtinguishmentOfDebt`	$-36.00M	USD	2 Qtrs
Debt redemption costs (Note 6)	`GainsLossesOnExtinguishmentOfDebt`	$-36.00M	USD	2 Qtrs
Debt redemption costs (Note 6)	`GainsLossesOnExtinguishmentOfDebt`	$-85.00M	USD	2 Qtrs
Debt redemption costs (Note 6)	`GainsLossesOnExtinguishmentOfDebt`	$-85.00M	USD	2 Qtrs
Equity method investment earnings (Note 1)	`IncomeLossFromEquityMethodInvestments`	$91.00M	USD	2 Qtrs
Equity method investment earnings (Note 1)	`IncomeLossFromEquityMethodInvestments`	$91.00M	USD	2 Qtrs
Equity method investment earnings (Note 1)	`IncomeLossFromEquityMethodInvestments`	$35.00M	USD	1 Quarter
Equity method investment earnings (Note 1)	`IncomeLossFromEquityMethodInvestments`	$35.00M	USD	1 Quarter
Equity method investment earnings (Note 1)	`IncomeLossFromEquityMethodInvestments`	$43.00M	USD	2 Qtrs
Equity method investment earnings (Note 1)	`IncomeLossFromEquityMethodInvestments`	$43.00M	USD	2 Qtrs
Equity method investment earnings (Note 1)	`IncomeLossFromEquityMethodInvestments`	$22.00M	USD	1 Quarter
Equity method investment earnings (Note 1)	`IncomeLossFromEquityMethodInvestments`	$22.00M	USD	1 Quarter
Miscellaneous income, net	`OtherNonoperatingIncomeExpense`	$103.00M	USD	2 Qtrs
Miscellaneous income, net	`OtherNonoperatingIncomeExpense`	$103.00M	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`	$43.00M	USD	1 Quarter
Miscellaneous income, net	`OtherNonoperatingIncomeExpense`	$43.00M	USD	1 Quarter
Miscellaneous income, net	`OtherNonoperatingIncomeExpense`	$78.00M	USD	2 Qtrs
Miscellaneous income, net	`OtherNonoperatingIncomeExpense`	$78.00M	USD	2 Qtrs
Pension and OPEB mark-to-market adjustment (Note 4)	`DefinedBenefitPlanFairValueOfPlanAssetsPeriodIncreaseDecrease`	-	USD	1 Quarter
Pension and OPEB mark-to-market adjustment (Note 4)	`DefinedBenefitPlanFairValueOfPlanAssetsPeriodIncreaseDecrease`	-	USD	1 Quarter
Pension and OPEB mark-to-market adjustment (Note 4)	`DefinedBenefitPlanFairValueOfPlanAssetsPeriodIncreaseDecrease`	$59.00M	USD	1 Quarter
Pension and OPEB mark-to-market adjustment (Note 4)	`DefinedBenefitPlanFairValueOfPlanAssetsPeriodIncreaseDecrease`	$59.00M	USD	1 Quarter
Pension and OPEB mark-to-market adjustment (Note 4)	`DefinedBenefitPlanFairValueOfPlanAssetsPeriodIncreaseDecrease`	$59.00M	USD	2 Qtrs
Pension and OPEB mark-to-market adjustment (Note 4)	`DefinedBenefitPlanFairValueOfPlanAssetsPeriodIncreaseDecrease`	$59.00M	USD	2 Qtrs
Pension and OPEB mark-to-market adjustment (Note 4)	`DefinedBenefitPlanFairValueOfPlanAssetsPeriodIncreaseDecrease`	-	USD	2 Qtrs
Pension and OPEB mark-to-market adjustment (Note 4)	`DefinedBenefitPlanFairValueOfPlanAssetsPeriodIncreaseDecrease`	-	USD	2 Qtrs
Interest expense	`InterestCostsIncurred`	$276.00M	USD	1 Quarter
Interest expense	`InterestCostsIncurred`	$276.00M	USD	1 Quarter
Interest expense	`InterestCostsIncurred`	$285.00M	USD	1 Quarter
Interest expense	`InterestCostsIncurred`	$285.00M	USD	1 Quarter
Interest expense	`InterestCostsIncurred`	$539.00M	USD	2 Qtrs
Interest expense	`InterestCostsIncurred`	$539.00M	USD	2 Qtrs
Interest expense	`InterestCostsIncurred`	$590.00M	USD	2 Qtrs
Interest expense	`InterestCostsIncurred`	$590.00M	USD	2 Qtrs
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`	$43.00M	USD	2 Qtrs
Capitalized financing costs	`InterestCostsCapitalizedAdjustment`	$43.00M	USD	2 Qtrs
Capitalized financing costs	`InterestCostsCapitalizedAdjustment`	$22.00M	USD	1 Quarter
Capitalized financing costs	`InterestCostsCapitalizedAdjustment`	$22.00M	USD	1 Quarter
Total other expense	`NonoperatingIncomeExpense`	$-153.00M	USD	1 Quarter
Total other expense	`NonoperatingIncomeExpense`	$-153.00M	USD	1 Quarter
Total other expense	`NonoperatingIncomeExpense`	$-304.00M	USD	2 Qtrs
Total other expense	`NonoperatingIncomeExpense`	$-304.00M	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`	$-260.00M	USD	1 Quarter
Total other expense	`NonoperatingIncomeExpense`	$-260.00M	USD	1 Quarter
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$328.00M	USD	1 Quarter
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$328.00M	USD	1 Quarter
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$728.00M	USD	2 Qtrs
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$728.00M	USD	2 Qtrs
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$163.00M	USD	1 Quarter
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$163.00M	USD	1 Quarter
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$565.00M	USD	2 Qtrs
INCOME BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$565.00M	USD	2 Qtrs
INCOME TAXES	`IncomeTaxExpenseBenefit`	$74.00M	USD	1 Quarter
INCOME TAXES	`IncomeTaxExpenseBenefit`	$74.00M	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
INCOME TAXES	`IncomeTaxExpenseBenefit`	$164.00M	USD	2 Qtrs
INCOME TAXES	`IncomeTaxExpenseBenefit`	$164.00M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$98.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$98.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$564.00M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$564.00M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$254.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$254.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$365.00M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$365.00M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$310.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$310.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$267.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$267.00M	USD	1 Quarter
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`	$37.00M	USD	2 Qtrs
Income attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$37.00M	USD	2 Qtrs
Income attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$19.00M	USD	1 Quarter
Income attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$19.00M	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`	$527.00M	USD	2 Qtrs
EARNINGS ATTRIBUTABLE TO FIRSTENERGY CORP.	`NetIncomeLoss`	$527.00M	USD	2 Qtrs
EARNINGS ATTRIBUTABLE TO FIRSTENERGY CORP.	`NetIncomeLoss`	$235.00M	USD	1 Quarter
EARNINGS ATTRIBUTABLE TO FIRSTENERGY CORP.	`NetIncomeLoss`	$235.00M	USD	1 Quarter
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`	$298.00M	USD	2 Qtrs
EARNINGS ATTRIBUTABLE TO FIRSTENERGY CORP.	`NetIncomeLoss`	$298.00M	USD	2 Qtrs
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.92	USD	2 Qtrs
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.92	USD	2 Qtrs
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`	$0.41	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.41	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.52	USD	2 Qtrs
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.52	USD	2 Qtrs
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.41	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.41	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`	$0.92	USD	2 Qtrs
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.92	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`	575.00M	shares	2 Qtrs
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	575.00M	shares	2 Qtrs
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	573.00M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	573.00M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	575.00M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	575.00M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	573.00M	shares	2 Qtrs
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	573.00M	shares	2 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	574.00M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	574.00M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	574.00M	shares	2 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	574.00M	shares	2 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	576.00M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	576.00M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	576.00M	shares	2 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	576.00M	shares	2 Qtrs

Cash Flow Statement 172 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$98.00M	USD	1 Quarter
Net income	`ProfitLoss`	$98.00M	USD	1 Quarter
Net income	`ProfitLoss`	$564.00M	USD	2 Qtrs
Net income	`ProfitLoss`	$564.00M	USD	2 Qtrs
Net income	`ProfitLoss`	$254.00M	USD	1 Quarter
Net income	`ProfitLoss`	$254.00M	USD	1 Quarter
Net income	`ProfitLoss`	$365.00M	USD	2 Qtrs
Net income	`ProfitLoss`	$365.00M	USD	2 Qtrs
Net income	`ProfitLoss`	$310.00M	USD	1 Quarter
Net income	`ProfitLoss`	$310.00M	USD	1 Quarter
Net income	`ProfitLoss`	$267.00M	USD	1 Quarter
Net income	`ProfitLoss`	$267.00M	USD	1 Quarter
Depreciation, amortization and impairments	`DepreciationDepletionAmortizationAndImpairments`	$657.00M	USD	2 Qtrs
Depreciation, amortization and impairments	`DepreciationDepletionAmortizationAndImpairments`	$657.00M	USD	2 Qtrs
Depreciation, amortization and impairments	`DepreciationDepletionAmortizationAndImpairments`	$763.00M	USD	2 Qtrs
Depreciation, amortization and impairments	`DepreciationDepletionAmortizationAndImpairments`	$763.00M	USD	2 Qtrs
Asset Retirement Obligation, Period Increase (Decrease)	`IncreaseDecreaseInAssetRetirementObligations`	$207.00M	USD	2 Qtrs
Asset Retirement Obligation, Period Increase (Decrease)	`IncreaseDecreaseInAssetRetirementObligations`	$207.00M	USD	2 Qtrs
Asset Retirement Obligation, Period Increase (Decrease)	`IncreaseDecreaseInAssetRetirementObligations`	-	USD	2 Qtrs
Asset Retirement Obligation, Period Increase (Decrease)	`IncreaseDecreaseInAssetRetirementObligations`	-	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
Deferred income taxes and investment tax credits, net	`DeferredIncomeTaxesAndTaxCredits`	$133.00M	USD	2 Qtrs
Deferred income taxes and investment tax credits, net	`DeferredIncomeTaxesAndTaxCredits`	$133.00M	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`	$-7.00M	USD	2 Qtrs
Employee benefit costs, net	`PensionAndOtherPostretirementBenefitExpense`	$-7.00M	USD	2 Qtrs
Pension trust contribution	`PensionContributions`	$750.00M	USD	2 Qtrs
Pension trust contribution	`PensionContributions`	$750.00M	USD	2 Qtrs
Pension trust contribution	`PensionContributions`	-	USD	2 Qtrs
Pension trust contribution	`PensionContributions`	-	USD	2 Qtrs
Pension and OPEB mark-to-market adjustment	`DefinedBenefitPlanPlanAssetsPeriodIncreaseDecreaseIncludingDiscontinuedOperations`	$-59.00M	USD	2 Qtrs
Pension and OPEB mark-to-market adjustment	`DefinedBenefitPlanPlanAssetsPeriodIncreaseDecreaseIncludingDiscontinuedOperations`	$-59.00M	USD	2 Qtrs
Pension and OPEB mark-to-market adjustment	`DefinedBenefitPlanPlanAssetsPeriodIncreaseDecreaseIncludingDiscontinuedOperations`	-	USD	2 Qtrs
Pension and OPEB mark-to-market adjustment	`DefinedBenefitPlanPlanAssetsPeriodIncreaseDecreaseIncludingDiscontinuedOperations`	-	USD	2 Qtrs
Transmission revenue collections, net	`TransmissionRevenueCollectionNet`	$-28.00M	USD	2 Qtrs
Transmission revenue collections, net	`TransmissionRevenueCollectionNet`	$-28.00M	USD	2 Qtrs
Transmission revenue collections, net	`TransmissionRevenueCollectionNet`	$65.00M	USD	2 Qtrs
Transmission revenue collections, net	`TransmissionRevenueCollectionNet`	$65.00M	USD	2 Qtrs
Receivables	`IncreaseDecreaseInAccountsAndOtherReceivables`	$-110.00M	USD	2 Qtrs
Receivables	`IncreaseDecreaseInAccountsAndOtherReceivables`	$-110.00M	USD	2 Qtrs
Receivables	`IncreaseDecreaseInAccountsAndOtherReceivables`	$216.00M	USD	2 Qtrs
Receivables	`IncreaseDecreaseInAccountsAndOtherReceivables`	$216.00M	USD	2 Qtrs
Materials and supplies	`IncreaseDecreaseInInventories`	$28.00M	USD	2 Qtrs
Materials and supplies	`IncreaseDecreaseInInventories`	$28.00M	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`	$128.00M	USD	2 Qtrs
Prepaid taxes and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$128.00M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayableTrade`	$-303.00M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayableTrade`	$-303.00M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayableTrade`	$119.00M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayableTrade`	$119.00M	USD	2 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$-111.00M	USD	2 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$-111.00M	USD	2 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$-64.00M	USD	2 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$-64.00M	USD	2 Qtrs
Accrued interest	`IncreaseDecreaseInInterestPayableNet`	$29.00M	USD	2 Qtrs
Accrued interest	`IncreaseDecreaseInInterestPayableNet`	$29.00M	USD	2 Qtrs
Accrued interest	`IncreaseDecreaseInInterestPayableNet`	$-8.00M	USD	2 Qtrs
Accrued interest	`IncreaseDecreaseInInterestPayableNet`	$-8.00M	USD	2 Qtrs
Accrued compensation and benefits	`IncreaseDecreaseInEmployeeRelatedLiabilities`	$-65.00M	USD	2 Qtrs
Accrued compensation and benefits	`IncreaseDecreaseInEmployeeRelatedLiabilities`	$-65.00M	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`	$-14.00M	USD	2 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$-14.00M	USD	2 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$49.00M	USD	2 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$49.00M	USD	2 Qtrs
Collateral, net	`IncreaseDecreaseInCollateral`	$91.00M	USD	2 Qtrs
Collateral, net	`IncreaseDecreaseInCollateral`	$91.00M	USD	2 Qtrs
Collateral, net	`IncreaseDecreaseInCollateral`	$-190.00M	USD	2 Qtrs
Collateral, net	`IncreaseDecreaseInCollateral`	$-190.00M	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
Employee benefit plan funding and related payments	`PensionAndOtherPostretirementBenefitsContributionsAndRelatedPayments`	$30.00M	USD	2 Qtrs
Employee benefit plan funding and related payments	`PensionAndOtherPostretirementBenefitsContributionsAndRelatedPayments`	$30.00M	USD	2 Qtrs
Other	`OtherOperatingActivitiesCashFlowStatement`	$-3.00M	USD	2 Qtrs
Other	`OtherOperatingActivitiesCashFlowStatement`	$-3.00M	USD	2 Qtrs
Other	`OtherOperatingActivitiesCashFlowStatement`	$2.00M	USD	2 Qtrs
Other	`OtherOperatingActivitiesCashFlowStatement`	$2.00M	USD	2 Qtrs
Net cash provided from (used for) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$1.07B	USD	2 Qtrs
Net cash provided from (used for) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$1.07B	USD	2 Qtrs
Net cash provided from (used for) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$-213.00M	USD	2 Qtrs
Net cash provided from (used for) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$-213.00M	USD	2 Qtrs
Capital investments	`PaymentsToAcquireProductiveAssets`	$942.00M	USD	1 Quarter
Capital investments	`PaymentsToAcquireProductiveAssets`	$942.00M	USD	1 Quarter
Capital investments	`PaymentsToAcquireProductiveAssets`	$1.73B	USD	2 Qtrs
Capital investments	`PaymentsToAcquireProductiveAssets`	$1.73B	USD	2 Qtrs
Capital investments	`PaymentsToAcquireProductiveAssets`	$769.00M	USD	1 Quarter
Capital investments	`PaymentsToAcquireProductiveAssets`	$769.00M	USD	1 Quarter
Capital investments	`PaymentsToAcquireProductiveAssets`	$1.42B	USD	2 Qtrs
Capital investments	`PaymentsToAcquireProductiveAssets`	$1.42B	USD	2 Qtrs
Sales of investment securities held in trusts	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$18.00M	USD	2 Qtrs
Sales of investment securities held in trusts	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$18.00M	USD	2 Qtrs
Sales of investment securities held in trusts	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$17.00M	USD	2 Qtrs
Sales of investment securities held in trusts	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$17.00M	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`	$24.00M	USD	2 Qtrs
Purchases of investment securities held in trusts	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$24.00M	USD	2 Qtrs
Asset removal costs	`PaymentsForRemovalCosts`	$117.00M	USD	2 Qtrs
Asset removal costs	`PaymentsForRemovalCosts`	$117.00M	USD	2 Qtrs
Asset removal costs	`PaymentsForRemovalCosts`	$135.00M	USD	2 Qtrs
Asset removal costs	`PaymentsForRemovalCosts`	$135.00M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$2.00M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$2.00M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$6.00M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$6.00M	USD	2 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-1.55B	USD	2 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-1.55B	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
Long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$2.60B	USD	2 Qtrs
Long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$2.60B	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`	$20.00M	USD	2 Qtrs
Short-term borrowings, net	`ProceedsFromShortTermDebt`	$20.00M	USD	2 Qtrs
Short-term borrowings, net	`ProceedsFromShortTermDebt`	$250.00M	USD	2 Qtrs
Short-term borrowings, net	`ProceedsFromShortTermDebt`	$250.00M	USD	2 Qtrs
Long-term debt	`RepaymentsOfLongTermDebt`	$515.00M	USD	2 Qtrs
Long-term debt	`RepaymentsOfLongTermDebt`	$515.00M	USD	2 Qtrs
Long-term debt	`RepaymentsOfLongTermDebt`	$1.39B	USD	2 Qtrs
Long-term debt	`RepaymentsOfLongTermDebt`	$1.39B	USD	2 Qtrs
Proceeds from FET Equity Interest Sale (Note 1)	`ProceedsFromSaleOfInterestInPartnershipUnit`	$2.30B	USD	2 Qtrs
Proceeds from FET Equity Interest Sale (Note 1)	`ProceedsFromSaleOfInterestInPartnershipUnit`	$2.30B	USD	2 Qtrs
Proceeds from FET Equity Interest Sale (Note 1)	`ProceedsFromSaleOfInterestInPartnershipUnit`	-	USD	2 Qtrs
Proceeds from FET Equity Interest Sale (Note 1)	`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`	$53.00M	USD	2 Qtrs
Noncontrolling interest cash distributions	`PaymentsOfDistributionsToAffiliates`	$53.00M	USD	2 Qtrs
Common stock dividend payments	`PaymentsOfDividendsCommonStock`	$447.00M	USD	2 Qtrs
Common stock dividend payments	`PaymentsOfDividendsCommonStock`	$447.00M	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`	$-67.00M	USD	2 Qtrs
Debt issuance and redemption costs, and other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-67.00M	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`	$728.00M	USD	2 Qtrs
Net cash provided from financing activities	`NetCashProvidedByUsedInFinancingActivities`	$728.00M	USD	2 Qtrs
Net cash provided from financing activities	`NetCashProvidedByUsedInFinancingActivities`	$1.77B	USD	2 Qtrs
Net cash provided from financing activities	`NetCashProvidedByUsedInFinancingActivities`	$1.77B	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
Net change in cash, cash equivalents, and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$8.00M	USD	2 Qtrs
Net change in cash, cash equivalents, and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$8.00M	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`	$206.00M	USD	Point-in-time
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`	$214.00M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$214.00M	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 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`	$206.00M	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`	$214.00M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$214.00M	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
Accrued capital investments	`CapitalExpendituresIncurredButNotYetPaid`	$230.00M	USD	2 Qtrs
Accrued capital investments	`CapitalExpendituresIncurredButNotYetPaid`	$230.00M	USD	2 Qtrs
Accrued capital investments	`CapitalExpendituresIncurredButNotYetPaid`	$143.00M	USD	2 Qtrs
Accrued capital investments	`CapitalExpendituresIncurredButNotYetPaid`	$143.00M	USD	2 Qtrs

Stockholders Equity 82 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`	$0.42	USD	1 Quarter
Dividends declared (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.42	USD	1 Quarter
Beginning balance (in shares)	`CommonStockSharesOutstanding`	575.92M	shares	Point-in-time
Beginning balance (in shares)	`CommonStockSharesOutstanding`	575.92M	shares	Point-in-time
Beginning balance (in shares)	`CommonStockSharesOutstanding`	574.34M	shares	Point-in-time
Beginning balance (in shares)	`CommonStockSharesOutstanding`	574.34M	shares	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.92B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.92B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.64B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.64B	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`	$10.73B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.73B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.97B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.97B	USD	Point-in-time
Net income	`ProfitLoss`	$98.00M	USD	1 Quarter
Net income	`ProfitLoss`	$98.00M	USD	1 Quarter
Net income	`ProfitLoss`	$564.00M	USD	2 Qtrs
Net income	`ProfitLoss`	$564.00M	USD	2 Qtrs
Net income	`ProfitLoss`	$254.00M	USD	1 Quarter
Net income	`ProfitLoss`	$254.00M	USD	1 Quarter
Net income	`ProfitLoss`	$365.00M	USD	2 Qtrs
Net income	`ProfitLoss`	$365.00M	USD	2 Qtrs
Net income	`ProfitLoss`	$310.00M	USD	1 Quarter
Net income	`ProfitLoss`	$310.00M	USD	1 Quarter
Net income	`ProfitLoss`	$267.00M	USD	1 Quarter
Net income	`ProfitLoss`	$267.00M	USD	1 Quarter
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	1 Quarter
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$3.00M	USD	1 Quarter
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-1.00M	USD	1 Quarter
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-1.00M	USD	1 Quarter
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-1.00M	USD	2 Qtrs
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-1.00M	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	2 Qtrs
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`	$22.00M	USD	1 Quarter
Stock Investment Plan and share-based benefit plans	`StockIssuedDuringPeriodValueStockInvestmentAndEmployeeBenefitPlan`	$22.00M	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`	$19.00M	USD	1 Quarter
Stock Investment Plan and share-based benefit plans	`StockIssuedDuringPeriodValueStockInvestmentAndEmployeeBenefitPlan`	$19.00M	USD	1 Quarter
Cash dividends declared on common stock	`DividendsCommonStockCash`	$244.00M	USD	1 Quarter
Cash dividends declared on common stock	`DividendsCommonStockCash`	$244.00M	USD	1 Quarter
Cash dividends declared on common stock	`DividendsCommonStockCash`	$223.00M	USD	1 Quarter
Cash dividends declared on common stock	`DividendsCommonStockCash`	$223.00M	USD	1 Quarter
FET Equity Interest Sale (Note 1)	`NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest`	$2.67B	USD	1 Quarter
FET Equity Interest Sale (Note 1)	`NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest`	$2.67B	USD	1 Quarter
Noncontrolling interest distributions declared	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$17.00M	USD	1 Quarter
Noncontrolling interest distributions declared	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$17.00M	USD	1 Quarter
Noncontrolling interest distributions declared	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$36.00M	USD	1 Quarter
Noncontrolling interest distributions declared	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$36.00M	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
Other	`StockholdersEquityOther`	-	USD	1 Quarter
Other	`StockholdersEquityOther`	-	USD	1 Quarter
Ending balance (in shares)	`CommonStockSharesOutstanding`	575.92M	shares	Point-in-time
Ending balance (in shares)	`CommonStockSharesOutstanding`	575.92M	shares	Point-in-time
Ending balance (in shares)	`CommonStockSharesOutstanding`	574.34M	shares	Point-in-time
Ending balance (in shares)	`CommonStockSharesOutstanding`	574.34M	shares	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.92B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.92B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.64B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.64B	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`	$10.73B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.73B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.97B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.97B	USD	Point-in-time

Comprehensive Income 78 line items

Line Item	Tag	Value	Unit	Period
NET INCOME	`ProfitLoss`	$98.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$98.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$564.00M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$564.00M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$254.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$254.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$365.00M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$365.00M	USD	2 Qtrs
NET INCOME	`ProfitLoss`	$310.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$310.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$267.00M	USD	1 Quarter
NET INCOME	`ProfitLoss`	$267.00M	USD	1 Quarter
Pension and OPEB prior service credits	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax`	-	USD	1 Quarter
Pension and OPEB prior service credits	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax`	-	USD	1 Quarter
Pension and OPEB prior service credits	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax`	$1.00M	USD	1 Quarter
Pension and OPEB prior service credits	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax`	$1.00M	USD	1 Quarter
Pension and OPEB prior service credits	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax`	$3.00M	USD	2 Qtrs
Pension and OPEB prior service credits	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax`	$3.00M	USD	2 Qtrs
Pension and OPEB prior service credits	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax`	-	USD	2 Qtrs
Pension and OPEB prior service credits	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax`	-	USD	2 Qtrs
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`	$4.00M	USD	1 Quarter
Amortized losses on derivative hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax`	$4.00M	USD	1 Quarter
Amortized losses on derivative hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax`	$2.00M	USD	2 Qtrs
Amortized losses on derivative hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax`	$2.00M	USD	2 Qtrs
Amortized losses on derivative hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax`	$2.00M	USD	1 Quarter
Amortized losses on derivative hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax`	$2.00M	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossBeforeTax`	$4.00M	USD	2 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossBeforeTax`	$4.00M	USD	2 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossBeforeTax`	$-1.00M	USD	2 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossBeforeTax`	$-1.00M	USD	2 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossBeforeTax`	$1.00M	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossBeforeTax`	$1.00M	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossBeforeTax`	$4.00M	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossBeforeTax`	$4.00M	USD	1 Quarter
Income tax benefits on other comprehensive income (loss)	`OtherComprehensiveIncomeLossTax`	-	USD	2 Qtrs
Income tax benefits on other comprehensive income (loss)	`OtherComprehensiveIncomeLossTax`	-	USD	2 Qtrs
Income tax benefits on other comprehensive income (loss)	`OtherComprehensiveIncomeLossTax`	$1.00M	USD	1 Quarter
Income tax benefits on other comprehensive income (loss)	`OtherComprehensiveIncomeLossTax`	$1.00M	USD	1 Quarter
Income tax benefits on other comprehensive income (loss)	`OtherComprehensiveIncomeLossTax`	$1.00M	USD	1 Quarter
Income tax benefits on other comprehensive income (loss)	`OtherComprehensiveIncomeLossTax`	$1.00M	USD	1 Quarter
Income tax benefits on other comprehensive income (loss)	`OtherComprehensiveIncomeLossTax`	$1.00M	USD	2 Qtrs
Income tax benefits on other comprehensive income (loss)	`OtherComprehensiveIncomeLossTax`	$1.00M	USD	2 Qtrs
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	-	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	-	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$3.00M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$3.00M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-1.00M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-1.00M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-1.00M	USD	2 Qtrs
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-1.00M	USD	2 Qtrs
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$3.00M	USD	2 Qtrs
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$3.00M	USD	2 Qtrs
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$254.00M	USD	1 Quarter
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$254.00M	USD	1 Quarter
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$368.00M	USD	2 Qtrs
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$368.00M	USD	2 Qtrs
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$563.00M	USD	2 Qtrs
COMPREHENSIVE INCOME	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$563.00M	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`	$67.00M	USD	2 Qtrs
Income attributable to noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$67.00M	USD	2 Qtrs
Income attributable to noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$37.00M	USD	2 Qtrs
Income attributable to noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$37.00M	USD	2 Qtrs
Income attributable to noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$19.00M	USD	1 Quarter
Income attributable to noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$19.00M	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
COMPREHENSIVE INCOME ATTRIBUTABLE TO FIRSTENERGY CORP.	`ComprehensiveIncomeNetOfTax`	$526.00M	USD	2 Qtrs
COMPREHENSIVE INCOME ATTRIBUTABLE TO FIRSTENERGY CORP.	`ComprehensiveIncomeNetOfTax`	$526.00M	USD	2 Qtrs
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
COMPREHENSIVE INCOME ATTRIBUTABLE TO FIRSTENERGY CORP.	`ComprehensiveIncomeNetOfTax`	$235.00M	USD	1 Quarter
COMPREHENSIVE INCOME ATTRIBUTABLE TO FIRSTENERGY CORP.	`ComprehensiveIncomeNetOfTax`	$235.00M	USD	1 Quarter

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