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Consolidated Statement of Comprehensive Income (Parenthetical) (Unaudited) - Williams - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2026 | Jun. 30, 2025 | Jun. 30, 2026 | Jun. 30, 2025
Other Comprehensive Income (Loss), Tax [Abstract] |  |  |  |
Other Comprehensive Income (Loss), Tax | $ 0 | $ (1) | $ 1 | $ (1)

X
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