SUPPLEMENTAL FINANCIAL INFORMATION - Schedule of Other Income (Expense) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Net interest and investment income (expense)	$ 0	$ (10)	$ 13	$ (12)
Equity method investment income	5	6	9	9
Change in fair value of assumed obligation	(6)	0	(19)	0
Other items, net	15	23	19	48
Total other income (expense) – net	$ 14	$ 19	$ 22	$ 45