DERIVATIVES - Schedule of Fair Value Derivatives (Details) - Marketing Derivatives - USD ($) $ in Millions	Jun. 30, 2024	Dec. 31, 2023
Gross and net fair values of outstanding derivatives
Collateral received netted against derivative assets	$ 1	$ 42
Collateral paid netted against derivative liabilities	25
Other current assets
Gross and net fair values of outstanding derivatives
Netting, asset	(952)	(1,009)
Total net fair value, asset	44	99
Other long-term assets
Gross and net fair values of outstanding derivatives
Netting, asset	0	(43)
Total net fair value, asset	2	5
Accrued liabilities
Gross and net fair values of outstanding derivatives
Netting and collateral, liability	952	1,009
Total net fair value, liability	(51)	(22)
Deferred credits and other liabilities - other
Gross and net fair values of outstanding derivatives
Netting and collateral, liability	0	43
Total net fair value, liability	0	(6)
Level 1 | Other current assets
Gross and net fair values of outstanding derivatives
Commodity contract derivative asset, gross	881	1,008
Level 1 | Other long-term assets
Gross and net fair values of outstanding derivatives
Commodity contract derivative asset, gross	1	47
Level 1 | Accrued liabilities
Gross and net fair values of outstanding derivatives
Commodity contract derivative liability, gross	(907)	(967)
Level 1 | Deferred credits and other liabilities - other
Gross and net fair values of outstanding derivatives
Commodity contract derivative liability, gross	0	(43)
Level 2 | Other current assets
Gross and net fair values of outstanding derivatives
Commodity contract derivative asset, gross	115	100
Level 2 | Other long-term assets
Gross and net fair values of outstanding derivatives
Commodity contract derivative asset, gross	1	1
Level 2 | Accrued liabilities
Gross and net fair values of outstanding derivatives
Commodity contract derivative liability, gross	(96)	(64)
Level 2 | Deferred credits and other liabilities - other
Gross and net fair values of outstanding derivatives
Commodity contract derivative liability, gross	0	(6)
Level 3 | Other current assets
Gross and net fair values of outstanding derivatives
Commodity contract derivative asset, gross	0	0
Level 3 | Other long-term assets
Gross and net fair values of outstanding derivatives
Commodity contract derivative asset, gross	0	0
Level 3 | Accrued liabilities
Gross and net fair values of outstanding derivatives
Commodity contract derivative liability, gross	0	0
Level 3 | Deferred credits and other liabilities - other
Gross and net fair values of outstanding derivatives
Commodity contract derivative liability, gross	$ 0	$ 0