v3.25.1
SEGMENT INFORMATION - Schedule of Segment Financial Information (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Dec. 31, 2024
Segment Financial Information      
Total revenues [1] $ 3,765 $ 3,287  
Other operating expense 1,034 1,006  
Depreciation 411 381  
Amortization (deferral) of regulatory assets, net (10) (164)  
Equity method investment earnings, net 0 21  
Interest expense 288 305  
Income taxes (benefits) 126 135  
Other expense (income) 1,556 1,392  
Earnings attributable to FE/ Net income (loss) 360 253  
Cash Flows from Investing Activities:      
Capital investments 1,005 790  
Total assets 52,771   $ 52,044
Total goodwill 5,618   5,618
JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Total revenues 566 466  
Other operating expense 145 187  
Depreciation 65 61  
Amortization (deferral) of regulatory assets, net (22) (39)  
Income taxes (benefits) 16 (4)  
Other expense (income) 283 235  
Earnings attributable to FE/ Net income (loss) 49 (8)  
Cash Flows from Investing Activities:      
Capital investments 206 194  
Total assets 10,073   9,927
Total goodwill 1,811   1,811
Nonrelated Party | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Interest expense 29 30  
Related Party | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Total revenues 0 0  
Interest expense 1 4  
External revenues      
Segment Financial Information      
Total revenues 3,765 3,287  
External revenues | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Total revenues 566 466  
Internal revenues      
Segment Financial Information      
Total revenues 0 0  
Internal revenues | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Total revenues 0 0  
Operating Segments      
Segment Financial Information      
Total revenues 3,776 3,300  
Other operating expense 1,062 1,017  
Depreciation 391 364  
Amortization (deferral) of regulatory assets, net (10) (164)  
Equity method investment earnings, net   0  
Interest expense 237 252  
Income taxes (benefits) 140 136  
Other expense (income) 1,521 1,364  
Earnings attributable to FE/ Net income (loss) 435 331  
Cash Flows from Investing Activities:      
Capital investments 974 786  
Total assets 52,849   52,114
Total goodwill 5,618   5,618
Operating Segments | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Total revenues 609 504  
Other operating expense 188 225  
Depreciation 65 61  
Amortization (deferral) of regulatory assets, net (22) (39)  
Income taxes (benefits) 16 (4)  
Other expense (income) 283 235  
Earnings attributable to FE/ Net income (loss) 49 (8)  
Cash Flows from Investing Activities:      
Capital investments 206 194  
Total assets 10,073   9,927
Total goodwill 1,811   1,811
Operating Segments | Nonrelated Party | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Interest expense 29 30  
Operating Segments | Related Party | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Interest expense 1 4  
Operating Segments | Distribution      
Segment Financial Information      
Total revenues 1,936 1,767  
Other operating expense 627 587  
Depreciation 162 161  
Amortization (deferral) of regulatory assets, net (19) (88)  
Equity method investment earnings, net   0  
Interest expense 99 116  
Income taxes (benefits) 60 41  
Other expense (income) 789 785  
Earnings attributable to FE/ Net income (loss) 218 165  
Cash Flows from Investing Activities:      
Capital investments 265 215  
Total assets 20,372   19,949
Total goodwill 3,222   3,222
Operating Segments | Distribution | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Total revenues 548 452  
Other operating expense 174 211  
Depreciation 53 50  
Amortization (deferral) of regulatory assets, net (22) (39)  
Income taxes (benefits) 7 (11)  
Other expense (income) 289 240  
Earnings attributable to FE/ Net income (loss) 24 (26)  
Cash Flows from Investing Activities:      
Capital investments 74 71  
Total assets 7,271   7,212
Total goodwill 1,213   1,213
Operating Segments | Distribution | Nonrelated Party | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Interest expense 22 23  
Operating Segments | Distribution | Related Party | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Interest expense 1 4  
Operating Segments | Integrated      
Segment Financial Information      
Total revenues 1,349 1,095  
Other operating expense 337 354  
Depreciation 138 122  
Amortization (deferral) of regulatory assets, net 8 (78)  
Equity method investment earnings, net   0  
Interest expense 65 71  
Income taxes (benefits) 40 35  
Other expense (income) 625 509  
Earnings attributable to FE/ Net income (loss) 136 82  
Cash Flows from Investing Activities:      
Capital investments 395 313  
Total assets 18,812   18,637
Total goodwill 1,953   1,953
Operating Segments | Transmission | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Total revenues 61 52  
Other operating expense 14 14  
Depreciation 12 11  
Amortization (deferral) of regulatory assets, net 0 0  
Income taxes (benefits) 9 7  
Other expense (income) (6) (5)  
Earnings attributable to FE/ Net income (loss) 25 18  
Cash Flows from Investing Activities:      
Capital investments 132 123  
Total assets 2,802   2,715
Total goodwill 598   598
Operating Segments | Transmission | Nonrelated Party | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Interest expense 7 7  
Operating Segments | Transmission | Related Party | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Interest expense 0 0  
Operating Segments | Stand-Alone Transmission      
Segment Financial Information      
Total revenues 491 438  
Other operating expense 98 76  
Depreciation 91 81  
Amortization (deferral) of regulatory assets, net 1 2  
Equity method investment earnings, net   0  
Interest expense 73 65  
Income taxes (benefits) 40 60  
Other expense (income) 107 70  
Earnings attributable to FE/ Net income (loss) 81 84  
Cash Flows from Investing Activities:      
Capital investments 314 258  
Total assets 13,665   13,528
Total goodwill 443   443
Operating Segments | External revenues      
Segment Financial Information      
Total revenues 3,761 3,284  
Operating Segments | External revenues | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Total revenues 566 466  
Operating Segments | External revenues | Distribution      
Segment Financial Information      
Total revenues 1,927 1,756  
Operating Segments | External revenues | Distribution | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Total revenues 505 414  
Operating Segments | External revenues | Integrated      
Segment Financial Information      
Total revenues 1,348 1,094  
Operating Segments | External revenues | Transmission | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Total revenues 61 52  
Operating Segments | External revenues | Stand-Alone Transmission      
Segment Financial Information      
Total revenues 486 434  
Operating Segments | Internal revenues      
Segment Financial Information      
Total revenues 15 16  
Operating Segments | Internal revenues | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Total revenues 43 38  
Operating Segments | Internal revenues | Distribution      
Segment Financial Information      
Total revenues 9 11  
Operating Segments | Internal revenues | Distribution | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Total revenues 43 38  
Operating Segments | Internal revenues | Integrated      
Segment Financial Information      
Total revenues 1 1  
Operating Segments | Internal revenues | Transmission | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Total revenues 0 0  
Operating Segments | Internal revenues | Stand-Alone Transmission      
Segment Financial Information      
Total revenues 5 4  
Corporate/Other      
Segment Financial Information      
Total revenues 4 3  
Other operating expense (25) (8)  
Depreciation 20 17  
Amortization (deferral) of regulatory assets, net 0 0  
Equity method investment earnings, net   21  
Interest expense 79 117  
Income taxes (benefits) (14) (1)  
Other expense (income) 7 (36)  
Earnings attributable to FE/ Net income (loss) (75) (78)  
Cash Flows from Investing Activities:      
Capital investments 31 4  
Total assets 1,837   1,975
Total goodwill 0   0
Corporate/Other | External revenues      
Segment Financial Information      
Total revenues 4 3  
Corporate/Other | Internal revenues      
Segment Financial Information      
Total revenues 0 0  
Reconciling Adjustments      
Segment Financial Information      
Total revenues (15) (16)  
Other operating expense (3) (3)  
Depreciation 0 0  
Amortization (deferral) of regulatory assets, net 0 0  
Equity method investment earnings, net   0  
Interest expense (28) (64)  
Income taxes (benefits) 0 0  
Other expense (income) 28 64  
Earnings attributable to FE/ Net income (loss) 0 0  
Cash Flows from Investing Activities:      
Capital investments 0 0  
Total assets (1,915)   (2,045)
Total goodwill 0   0
Reconciling Adjustments | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Total revenues (43) (38)  
Other operating expense (43) (38)  
Depreciation 0 0  
Amortization (deferral) of regulatory assets, net 0 0  
Income taxes (benefits) 0 0  
Other expense (income) 0 0  
Earnings attributable to FE/ Net income (loss) 0 0  
Cash Flows from Investing Activities:      
Capital investments 0 0  
Total assets 0   0
Total goodwill 0   $ 0
Reconciling Adjustments | Nonrelated Party | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Interest expense 0 0  
Reconciling Adjustments | Related Party | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Interest expense 0 0  
Reconciling Adjustments | External revenues      
Segment Financial Information      
Total revenues 0 0  
Reconciling Adjustments | External revenues | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Total revenues 0 0  
Reconciling Adjustments | Internal revenues      
Segment Financial Information      
Total revenues (15) (16)  
Reconciling Adjustments | Internal revenues | JERSEY CENTRAL POWER & LIGHT COMPANY      
Segment Financial Information      
Total revenues $ (43) $ (38)  
[1] Includes excise and gross receipts tax collections of $123 million and $115 million during the three months ended March 31, 2025 and 2024, respectively.