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Taxes - Summary of Income Tax Relating to Components of Deferred Tax Other Comprehensive Income (Detail) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Income tax relating to components of other comprehensive income [abstract]      
Derivatives $ 34 $ 77 $ (64)
Other (8) 7 (2)
Deferred income tax expense/(benefit) via other comprehensive income $ 26 $ 84 $ (66)