REVENUES - Deferred Revenue (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Deferred Revenue Arrangement [Line Items]
Realization of deferred revenue		$ 35
Other Current Liabilities
Deferred Revenue Arrangement [Line Items]
Deferred Revenue (Current)	$ 25	7	$ 22
Net Increase (Decrease)	18	(15)
Other Noncurrent Liabilities
Deferred Revenue Arrangement [Line Items]
Net Increase (Decrease)	0	(26)
Deferred Revenue (Long-Term)	$ 0	$ 0	$ 26