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Financial Information by Business Segment - Schedule of Segment Operating Income (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Segment Reporting Information [Line Items] |  |  |
Total segment operating income | $ 685,296 | $ 2,314,411 | $ 2,717,997
Unallocated amounts: |  |  |
Corporate selling, general and administrative | 336,724 | 236,171 | 252,645
Corporate other operating expenses | 349,864 | 84,043 | 57,331
(Income) loss from investments | (76,039) | (7,596) | 4,931
Other income | (25,983) | (1,231) | (11,280)
Loss on debt extinguishment | 68,299 | 80 | 140,029
Interest expense, net | 454,825 | 219,660 | 249,655
Income before income taxes | 264,194 | 2,103,498 | 2,334,662
MVP Joint Venture | Transmission |  |  |
Unallocated amounts: |  |  |
Total investments | 78,800 |  |
Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Total segment operating income | 1,075,902 | 2,399,042 | 2,751,842
Unallocated amounts: |  |  |
Corporate selling, general and administrative | 300,470 | 236,171 | 252,645
Corporate other operating expenses | 12,696 | 9,177 | 32,605
Operating Segments | Transmission |  |  |
Segment Reporting Information [Line Items] |  |  |
Total segment operating income | 140,799 |  |
Unallocated amounts: |  |  |
Corporate selling, general and administrative | 17,183 |  |
Corporate other operating expenses | 0 |  |
Intersegment eliminations |  |  |
Segment Reporting Information [Line Items] |  |  |
Total segment operating income | 457 | 0 | 0
Unallocated amounts |  |  |
Segment Reporting Information [Line Items] |  |  |
Total segment operating income | (390,606) | (84,631) | (33,845)
Unallocated amounts: |  |  |
Other revenue | (34) | 0 | 0
Corporate selling, general and administrative | 36,254 | 0 | 0
Corporate other depreciation and amortization | 16,761 | 9,765 | 9,119
Corporate other operating expenses | 337,168 | 74,866 | 24,726
(Income) loss from investments | (76,039) | (7,596) | 4,931
Other income | (25,983) | (1,231) | (11,280)
Loss on debt extinguishment | 68,299 | 80 | 140,029
Interest expense, net | $ 454,825 | $ 219,660 | $ 249,655

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