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CAPITALIZED EXPLORATORY WELL COSTS - Capitalized Exploratory Well Costs Rollforward (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Increase (Decrease) in Capitalized Exploratory Well Costs that are Pending Determination of Proved Reserves [Roll Forward]      
Capitalized well costs at beginning of year $ 474 $ 321 $ 197
Additions pending determination of proved reserves 265 287 174
Reclassifications to proved properties (135) (110) (40)
Charged to exploration expense (18) (24) (10)
Capitalized well costs at end of year $ 586 $ 474 $ 321