OTHER OPERATING COSTS, NET - Income and Expense Items Included in Other Operating Costs, Net (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Other Income [Abstract]
Foreign exchange losses (gains), net	$ 1	$ (3)	$ 3	$ 5
Litigation expense, net	3	6	6	2
Product remediation recovery	0	(8)	0	(8)
Research and development expenses	1	2	2	3
Other, net	8	6	12	11
Total other operating costs, net	$ 13	$ 3	$ 23	$ 13