0000001 - Document - Cover Page link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - CONSOLIDATED STATEMENTS OF INCOME AND COMPREHENSIVE INCOME link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - CONSOLIDATED STATEMENTS OF INCOME AND COMPREHENSIVE INCOME (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - CONSOLIDATED BALANCE SHEETS link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - CONSOLIDATED STATEMENTS OF EQUITY link:presentationLink link:calculationLink link:definitionLink 9952156 - Statement - CONSOLIDATED STATEMENTS OF EQUITY (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952157 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:calculationLink link:definitionLink 9952158 - Statement - JCP&L STATEMENTS OF INCOME AND COMPREHENSIVE INCOME link:presentationLink link:calculationLink link:definitionLink 9952159 - Statement - JCP&L STATEMENTS OF INCOME AND COMPREHENSIVE INCOME (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952160 - Statement - JCP&L BALANCE SHEETS link:presentationLink link:calculationLink link:definitionLink 9952161 - Statement - JCP&L BALANCE SHEETS (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952162 - Statement - JCP&L STATEMENTS OF COMMON STOCKHOLDER’S EQUITY link:presentationLink link:calculationLink link:definitionLink 9952163 - Statement - JCP&L STATEMENTS OF CASH FLOWS link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - ORGANIZATION AND BASIS OF PRESENTATION link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - REVENUE link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - EARNINGS PER SHARE OF COMMON STOCK link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - PENSION AND OTHER POST-EMPLOYMENT BENEFITS link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - INCOME TAXES link:presentationLink link:calculationLink link:definitionLink 9952169 - Disclosure - FAIR VALUE MEASUREMENTS link:presentationLink link:calculationLink link:definitionLink 9952170 - Disclosure - VARIABLE INTEREST ENTITIES link:presentationLink link:calculationLink link:definitionLink 9952171 - Disclosure - ASSET RETIREMENT OBLIGATIONS link:presentationLink link:calculationLink link:definitionLink 9952172 - Disclosure - REGULATORY MATTERS link:presentationLink link:calculationLink link:definitionLink 9952173 - Disclosure - COMMITMENTS, GUARANTEES AND CONTINGENCIES link:presentationLink link:calculationLink link:definitionLink 9952174 - Disclosure - SEGMENT INFORMATION link:presentationLink link:calculationLink link:definitionLink 9952175 - Disclosure - TRANSACTIONS WITH AFFILIATES link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - ORGANIZATION AND BASIS OF PRESENTATION (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - ORGANIZATION AND BASIS OF PRESENTATION (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - REVENUE (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - EARNINGS PER SHARE OF COMMON STOCK (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - PENSION AND OTHER POST-EMPLOYMENT BENEFITS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - INCOME TAXES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - FAIR VALUE MEASUREMENTS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - ASSET RETIREMENT OBLIGATIONS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - COMMITMENTS, GUARANTEES AND CONTINGENCIES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - SEGMENT INFORMATION (Tables) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - TRANSACTIONS WITH AFFILIATES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - ORGANIZATION AND BASIS OF PRESENTATION - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - ORGANIZATION AND BASIS OF PRESENTATION - Schedule of Error Corrections related to Statement of Income and Comprehensive Income (Details) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - ORGANIZATION AND BASIS OF PRESENTATION - Schedule of Error Corrections related to Statements of Equity (Details) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - ORGANIZATION AND BASIS OF PRESENTATION - Schedule of Error Corrections related to Statements of Cash Flows (Details) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - REVENUE - Schedule of Disaggregation of Revenue (Details) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - REVENUE - Schedule of Receivables from Customers (Details) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - REVENUE - Schedule of Activity in the Allowance for Uncollectible Accounts on Customer Receivables (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - EARNINGS PER SHARE OF COMMON STOCK - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - EARNINGS PER SHARE OF COMMON STOCK - Schedule of Reconciles Basic and Diluted Eps Attributable to FE (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - PENSION AND OTHER POST-EMPLOYMENT BENEFITS - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - PENSION AND OTHER POST-EMPLOYMENT BENEFITS - Schedule of Components of Net Periodic Benefit Costs (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - INCOME TAXES - Schedule of Effective Income Tax Rate Reconciliation (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - INCOME TAXES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - FAIR VALUE MEASUREMENTS - Schedule of Assets and Liabilities Measured on Recurring Basis (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - FAIR VALUE MEASUREMENTS - Schedule of Amortized Cost Basis, Unrealized Gains and Losses and Fair Values of Investments in Available-for-sale Securities (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - FAIR VALUE MEASUREMENTS - Schedule of Proceeds from the Sale of Investments in Available-for-sale Debt Securities (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - FAIR VALUE MEASUREMENTS - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - FAIR VALUE MEASUREMENTS - Schedule of Fair Value and Related Carrying Amounts of Long-term Debt (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - FAIR VALUE MEASUREMENTS - Schedule of Long-term Debt Redemption and Issuance (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - VARIABLE INTEREST ENTITIES (Details) link:presentationLink link:calculationLink link:definitionLink 9955542 - Disclosure - ASSET RETIREMENT OBLIGATIONS - Schedule of Changes to the ARO Balances (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - ASSET RETIREMENT OBLIGATIONS - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - ASSET RETIREMENT OBLIGATIONS - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955544 - Disclosure - REGULATORY MATTERS - Maryland (Details) link:presentationLink link:calculationLink link:definitionLink 9955545 - Disclosure - REGULATORY MATTERS - New Jersey (Details) link:presentationLink link:calculationLink link:definitionLink 9955546 - Disclosure - REGULATORY MATTERS - Ohio (Details) link:presentationLink link:calculationLink link:definitionLink 9955547 - Disclosure - REGULATORY MATTERS - Pennsylvania and West Virginia (Details) link:presentationLink link:calculationLink link:definitionLink 9955547 - Disclosure - REGULATORY MATTERS - Pennsylvania and West Virginia (Details) link:presentationLink link:calculationLink link:definitionLink 9955548 - Disclosure - COMMITMENTS, GUARANTEES AND CONTINGENCIES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955549 - Disclosure - COMMITMENTS, GUARANTEES AND CONTINGENCIES - Schedule of Potential Amount of Future Payments (Details) link:presentationLink link:calculationLink link:definitionLink 9955550 - Disclosure - COMMITMENTS, GUARANTEES AND CONTINGENCIES - Schedule of Potential Collateral Obligations (Details) link:presentationLink link:calculationLink link:definitionLink 9955551 - Disclosure - SEGMENT INFORMATION - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955552 - Disclosure - SEGMENT INFORMATION - Schedule of Segment Financial Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955553 - Disclosure - TRANSACTIONS WITH AFFILIATES (Details) link:presentationLink link:calculationLink link:definitionLink