SUPPLEMENTAL OIL AND GAS DISCLOSURES (Unaudited) - Additional Information (Details) MBoe in Thousands, $ in Millions	1 Months Ended	12 Months Ended
	Dec. 31, 2021 USD ($)	Dec. 31, 2021 MBoe	Dec. 31, 2020 MBoe	Dec. 31, 2019 MBoe
Reserve Quantities [Line Items]
Addition from extensions, discoveries, and other additions		102	78,000	176
Revision of previous estimate		107	45,000	(119)
PSCs, discounted future net cash flows | $	$ 750
PSCs, percentage of reserves consolidated	96.00%
Percentage of estimated proved developed reserves classified as proved not producing		12.00%
North America
Reserve Quantities [Line Items]
Addition from extensions, discoveries, and other additions		77	39,000	135
Southern Midland Basin
Reserve Quantities [Line Items]
Addition from extensions, discoveries, and other additions			26,000
International Regions
Reserve Quantities [Line Items]
Addition from extensions, discoveries, and other additions		25	39,000	41
Egypt
Reserve Quantities [Line Items]
Addition from extensions, discoveries, and other additions		22	32,000	27
North Sea
Reserve Quantities [Line Items]
Addition from extensions, discoveries, and other additions		3	7,000	14
Eastern Shelf and Magnet Withers/Pickett Ridge
Reserve Quantities [Line Items]
Sale of mineral in place		28	10,000
Anadarko Basin
Reserve Quantities [Line Items]
Sale of mineral in place				107
Premian Basin
Reserve Quantities [Line Items]
Addition from extensions, discoveries, and other additions				129
MidContinent Region
Reserve Quantities [Line Items]
Addition from extensions, discoveries, and other additions				6
Permian Basin
Reserve Quantities [Line Items]
Addition from extensions, discoveries, and other additions		59
Texas Gulf Coast
Reserve Quantities [Line Items]
Addition from extensions, discoveries, and other additions		18
Changes in Product Prices
Reserve Quantities [Line Items]
Revision of previous estimate		85	70,000	(139)
Changes in Engineering and Performance
Reserve Quantities [Line Items]
Revision of previous estimate		22	27,000	20
Interest Revisions
Reserve Quantities [Line Items]
Revision of previous estimate			(2)
Production Sharing Contracts Modernization Impact
Reserve Quantities [Line Items]
Revision of previous estimate		57
Other Revisions
Reserve Quantities [Line Items]
Revision of previous estimate		(35)
Production Sharing Contracts Modernization Impact, Developed Reserves
Reserve Quantities [Line Items]
Revision of previous estimate		53
Production Sharing Contracts Modernization Impact, Undeveloped Reserves
Reserve Quantities [Line Items]
Revision of previous estimate		4