LEASES - Supplemental Lease Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Leases [Abstract]
Weighted-average remaining operating lease term	5 years	5 years
Weighted-average discount rate for operating leases	2.90%	3.00%
Operating cash flows from operating leases	$ 94	$ 94	$ 87
Right-of-use assets obtained in exchange for lease obligations	$ 26	$ 20	$ 50