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v3.26.1

Divestitures (Details) - USD ($) $ in Millions | 1 Months Ended | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | --- | ---
Jun. 30, 2026 | Jun. 30, 2026 | Mar. 31, 2026 | Jun. 30, 2025 | Jun. 30, 2026 | Jun. 30, 2025 | Feb. 28, 2026 | Jan. 30, 2026
Business Combination [Line Items] |  |  |  |  |  |  |  |
Proceeds from disposition of equity-method investments (Note 3) |  |  |  |  | $ 6 | $ 0 |  |
Equity Method Investment, Realized Gain (Loss) on Disposal |  |  |  |  | 127 | 0 |  |
Gain on sale of certain assets |  | $ 12 |  | $ 0 | $ 194 | $ 0 |  |
West [Member] | Gas Gathering Assets In Mid Continent Region |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |
Disposal Group, Consideration |  |  |  |  |  |  | $ 48 |
West [Member] | Brazos Permian II, LLC [Member] |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |
Proceeds from disposition of equity-method investments (Note 3) | $ 143 |  |  |  |  |  |  |
Equity Method Investment, Realized Gain (Loss) on Disposal | $ 127 |  |  |  |  |  |  |
Other Operating Segment | Certain South Mansfield Upstream Interests |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |
Disposal Group, Consideration |  |  |  |  |  |  |  | $ 398
Gain on sale of certain assets |  | $ 12 | $ 182 |  |  |  |  |

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