EQUITY METHOD INTERESTS - Sales and Costs Associated with Equity Method Interest (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Kinetik
Schedule of Equity Method Investments [Line Items]
Sales		$ 29	$ 0	$ 36	$ 0
Costs		52	26	78	36
Natural gas and NGLs sales | Kinetik
Schedule of Equity Method Investments [Line Items]
Sales		22	0	29	0
Gathering, processing, and transmission costs
Schedule of Equity Method Investments [Line Items]
Costs	[1]	75	94	148	175
Gathering, processing, and transmission costs | Kinetik
Schedule of Equity Method Investments [Line Items]
Costs		26	26	50	36
Purchased oil and gas sales
Schedule of Equity Method Investments [Line Items]
Costs	[1]	131	528	347	879
Purchased oil and gas sales | Kinetik
Schedule of Equity Method Investments [Line Items]
Sales		7	0	7	0
Costs		$ 26	$ 0	$ 28	$ 0

[1] For transactions associated with Kinetik, refer to Note 7—Equity Method Interests for further detail.