LEASES - Components of lease expense (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Leases [Abstract]
Operating lease costs	$ 26	$ 21	$ 18
Variable lease costs	26	40	28
Short-term lease costs	0	0	7
Finance lease cost
Amortization of right-of-use assets	3	3	4
Interest on lease liabilities	1	1	1
Total lease cost, net	$ 56	$ 65	$ 58