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Property, Plant and Equipment - Additional Information (Detail)
$ in Millions
12 Months Ended
Dec. 31, 2022
USD ($)
well
Dec. 31, 2021
USD ($)
well
Dec. 31, 2020
USD ($)
well
Nov. 30, 2020
Dec. 31, 2019
USD ($)
Capitalized Exploratory Well Costs [Line Items]          
Exploration and appraisal wells | well 43 35 22    
Capitalized exploratory well costs $ 886 $ 681 $ 459   $ 584
Capitalized exploratory well costs charged to expense 0 0 125    
Well costs incurred and expensed $ 56 $ 11 67    
Stabroek Block, Offshore Guyana          
Capitalized Exploratory Well Costs [Line Items]          
Participation interest percentage 30.00%        
Exploration and appraisal wells | well 36        
Capitalized exploratory well costs $ 732        
Capitalized well costs percentage 91.00%        
Huron-1 Well, Gulf of Mexico          
Capitalized Exploratory Well Costs [Line Items]          
Participation interest percentage 40.00%        
Block 42, Offshore Suriname          
Capitalized Exploratory Well Costs [Line Items]          
Participation interest percentage 33.00%        
JDA, Gulf of Thailand          
Capitalized Exploratory Well Costs [Line Items]          
Participation interest percentage 50.00%        
Capitalized well costs percentage 7.00%        
Successful exploration wells | well 3        
North Malay Basin, Offshore Peninsular Malaysia          
Capitalized Exploratory Well Costs [Line Items]          
Participation interest percentage 50.00%        
Capitalized well costs percentage 2.00%        
Successful exploration wells | well 1        
Shenzi Field, Gulf of Mexico          
Capitalized Exploratory Well Costs [Line Items]          
Participation interest percentage       28.00%  
Capitalized exploratory well costs charged to expense     $ 125