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SUPPLEMENTAL INFORMATION ON OIL AND GAS EXPLORATION AND PRODUCTION ACTIVITIES (UNAUDITED) - Changes in Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Extractive Industries [Abstract] |  |  |
Sales and transfers of oil and gas produced, net of production costs | $ (478) | $ (600) | $ (1,849)
Net changes in prices, production costs, and development costs | (910) | (7,181) | 5,130
Acquisition of oil and gas reserves in place | 0 | 0 | 0
Extensions and discoveries | 368 | 581 | 941
Previously estimated development costs incurred during the period | 211 | 263 | 204
Revisions of previous quantity estimates, less related production costs | (21) | (278) | 154
Sales of oil and gas reserves in place | 0 | 0 | (1)
Accretion of discount | 238 | 828 | 414
Net changes in income taxes | 16 | 1,219 | (1,067)
Change in production rates and other | (60) | (728) | 215
Total change in standardized measure of discounted future net cash flows | $ (636) | $ (5,896) | $ 4,141

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