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v3.26.1

Segment Disclosures Recon from Segment to Consolidated - Assets and Investments (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2026 | Jun. 30, 2025 | Jun. 30, 2026 | Jun. 30, 2025 | Dec. 31, 2025
Segment Reporting [Line Items] |  |  |  |  |
Total assets | $ 60,610 |  | $ 60,610 |  | $ 58,573
Current assets | 3,123 |  | 3,123 |  | 3,244
Other Assets, Noncurrent | 1,985 |  | 1,985 |  | 2,011
Operating Segments [Member] | Transmission, Power & Gulf [Member] |  |  |  |  |
Segment Reporting [Line Items] |  |  |  |  |
Equity-method investments | 537 |  | 537 |  | 512
Total assets | 29,057 |  | 29,057 |  | 26,515
Segment Reporting, Long-Lived Asset, Expenditure for Addition | 1,556 | $ 725 | 2,986 | $ 1,027 |
Operating Segments [Member] | Northeast G & P [Member] |  |  |  |  |
Segment Reporting [Line Items] |  |  |  |  |
Equity-method investments | 3,183 |  | 3,183 |  | 3,236
Total assets | 12,279 |  | 12,279 |  | 12,533
Segment Reporting, Long-Lived Asset, Expenditure for Addition | 20 | 54 | 43 | 113 |
Operating Segments [Member] | West [Member] |  |  |  |  |
Segment Reporting [Line Items] |  |  |  |  |
Equity-method investments | 432 |  | 432 |  | 460
Total assets | 12,163 |  | 12,163 |  | 12,398
Segment Reporting, Long-Lived Asset, Expenditure for Addition | 42 | 238 | 108 | 795 |
Operating Segments [Member] | Gas & NGL Marketing Services |  |  |  |  |
Segment Reporting [Line Items] |  |  |  |  |
Equity-method investments | 289 |  | 289 |  | 292
Total assets | 308 |  | 308 |  | 317
Segment Reporting, Long-Lived Asset, Expenditure for Addition | 1 | 1 | 1 | 1 |
Operating Segments [Member] | Reportable Segment, Aggregation before Other Operating Segment |  |  |  |  |
Segment Reporting [Line Items] |  |  |  |  |
Equity-method investments | 4,441 |  | 4,441 |  | 4,500
Total assets | 53,807 |  | 53,807 |  | $ 51,763
Segment Reporting, Long-Lived Asset, Expenditure for Addition | $ 1,619 | $ 1,018 | $ 3,138 | $ 1,936 |

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