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Supplemental Information on Oil And Gas Producing Activities (Unaudited) - Costs Incurred for Oil and Gas Producing Activities (Detail) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Argentina [member]      
Disclosure of information about consolidated structured entities [Line Items]      
Acquisition of unproved properties $ 0 $ 0 $ 10
Exploration costs 80 44 32
Development costs 3,138 1,938 849
Total costs incurred 3,218 1,982 891
Other foreign [Member]      
Disclosure of information about consolidated structured entities [Line Items]      
Exploration costs 2 2 2
Total costs incurred 2 2 2
Worldwide [member]      
Disclosure of information about consolidated structured entities [Line Items]      
Acquisition of unproved properties 0 0 10
Exploration costs 82 46 34
Development costs 3,138 1,938 849
Total costs incurred $ 3,220 $ 1,984 $ 893