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v3.26.1

Acquisitions and Other Transactions (Divestiture of Rockies Operations) (Details) - USD ($) $ in Millions | 6 Months Ended |
--- | --- | ---
Jun. 30, 2026 | Jun. 30, 2025 | Nov. 12, 2025
Disposal Group, Including Discontinued Operations [Line Items] |  |  |
Gain (Loss) on Disposition of Assets | $ (2) | $ 0 |
Rockies Operations | Disposal Group, Not Discontinued Operations |  |  |
Disposal Group, Including Discontinued Operations [Line Items] |  |  |
Disposal Group, Including Discontinued Operation, Consideration |  |  | $ 980

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