v3.26.1
Property, Plant and Equipment - Summary of Property, Plant and Equipment by Geographic Area (Detail) - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Disclosure of geographical areas [line items]      
Property, plant and equipment $ 19,085 $ 18,736 $ 17,712
Argentina [member]      
Disclosure of geographical areas [line items]      
Property, plant and equipment 19,084 18,735 17,702
Mercosur and Associates Countries [member]      
Disclosure of geographical areas [line items]      
Property, plant and equipment $ 1 $ 1 $ 10