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SUPPLEMENTAL OIL AND GAS DISCLOSURES (Unaudited) - Future Net Cash Flows (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves [Line Items]      
Cash inflows $ 37,099 $ 54,543 $ 39,021
Production costs (12,791) (16,090) (12,378)
Development costs (5,934) (5,501) (5,567)
Income tax expense (4,117) (6,935) (2,789)
Net cash flows 14,257 26,017 18,287
10 percent discount rate (4,216) (8,415) (5,927)
Discounted future net cash flows $ 10,041 17,602 12,360
Estimated future net cash flow before income tax expenses 10.00%    
Total estimated future net cash flows before income tax expense discounted at 10 percent per annum $ 13,600 22,600 14,900
United States      
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves [Line Items]      
Cash inflows 21,417 31,577 22,852
Production costs (8,328) (10,763) (8,323)
Development costs (2,238) (1,733) (1,632)
Income tax expense (949) (1,575) (134)
Net cash flows 9,902 17,506 12,763
10 percent discount rate (3,749) (6,811) (5,294)
Discounted future net cash flows 6,153 10,695 7,469
EGYPT      
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves [Line Items]      
Cash inflows 9,921 12,819 9,337
Production costs (1,690) (2,086) (1,712)
Development costs (1,235) (1,471) (1,402)
Income tax expense (2,222) (2,729) (1,887)
Net cash flows 4,774 6,533 4,336
10 percent discount rate (943) (1,400) (983)
Discounted future net cash flows 3,831 5,133 3,353
EGYPT | Noncontrolling Interests      
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves [Line Items]      
Discounted future net cash flows 1,300 1,700 1,100
North Sea      
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves [Line Items]      
Cash inflows 5,761 10,147 6,832
Production costs (2,773) (3,241) (2,343)
Development costs (2,461) (2,297) (2,533)
Income tax expense (946) (2,631) (768)
Net cash flows (419) 1,978 1,188
10 percent discount rate 476 (204) 350
Discounted future net cash flows $ 57 $ 1,774 $ 1,538