LEASES (Costs) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Leases [Abstract]
Operating lease cost	$ 321	$ 300	$ 294
Leases:
Amortization of leased assets	2	6	7
Interest on lease liabilities	2	3	3
Net lease cost	325	309	304
Short-term leases and variable lease costs	$ 140	$ 120	$ 120