INDUSTRY SEGMENTS AND GEOGRAPHIC AREAS -Segment Investments And Expenditures (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024
Segment Information
PP&E Additions	$ 6,607	$ 6,420
Investments in unconsolidated entities	2,475	2,646
Total Assets	84,186	85,445
Assets held for sale \| Held-for-sale
Segment Information
PP&E Additions		0
Investments in unconsolidated entities		0
Total Assets	6,520	5,570
Operating segments \| Oil and gas
Segment Information
PP&E Additions	5,703	5,408
Investments in unconsolidated entities	129	94
Total Assets	60,393	63,596
Operating segments \| Midstream and marketing
Segment Information
PP&E Additions	806	930
Investments in unconsolidated entities	2,346	2,552
Total Assets	13,901	13,177
Corporate and eliminations
Segment Information
PP&E Additions	98	82
Investments in unconsolidated entities		0
Total Assets	$ 3,372	$ 3,102

Amount of asset recognized for present right to economic benefit.

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