INCOME TAXES - Unrecognized Tax Benefit Activity (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Balance at the beginning of the period	$ 17	$ 15	$ 11
Additions related to prior year tax positions	0	2	1
Additions related to current year tax positions	1	1	3
Reductions related to settlements with taxing authorities	(2)	0	0
Reductions related to expiration of the applicable statute of limitations	(2)	(1)	0
Balance at the end of the period	$ 14	$ 17	$ 15