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Segment Production And Growth Assets - Summary of Segment Production and Growth Assets (Parenthetical) (Detail) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Disclosure of operating segments [line items]      
Capitalisation rate of borrowing costs eligible for capitalisation 4.00% 3.80%  
Lease assets $ 1,230 $ 1,264 $ 1,080
Marketing [member]      
Disclosure of operating segments [line items]      
Lease assets $ 539