DEBT AND FINANCING COSTS - Components of Financing Costs, Net (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Debt Disclosure [Abstract]
Interest expense	$ 74	$ 75	$ 149	$ 165
Amortization of debt issuance costs	0	4	1	6
Capitalized interest	0	(1)	0	(1)
(Gain) loss on extinguishment of debt	0	0	(9)	67
Interest income	(3)	(1)	(5)	(5)
Interest income from APA Corporation, net (Note 2)	(29)	(15)	(45)	(30)
Financing costs, net	$ 42	$ 62	$ 91	$ 202