SUPPLEMENTAL FINANCIAL INFORMATION - Schedule of Other Income (Expense) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Net interest and investment income (expense)	$ 6	$ 4	$ 19	$ (8)
Equity method investment income	0	3	9	12
Change in fair value of assumed obligations	(5)	0	(24)	0
Other items, net	62	11	81	59
Total other income (expense) – net	$ 63	$ 18	$ 85	$ 63