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ASSET RETIREMENT OBLIGATIONS (Details) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Dec. 31, 2023
Asset Retirement Obligation, Roll Forward Analysis [Roll Forward]      
Asset retirement obligations, beginning of period $ 245 $ 347  
Additional liabilities incurred 2 12  
Liabilities acquired 1 3  
Liabilities settled and divested (16) (42)  
Accretion expense 8 14  
Revisions in estimated liabilities 71 (43)  
Asset retirement obligations, end of period 311 291  
Less current portion 11 5  
Asset retirement obligations - long-term $ 300 $ 286 $ 239