SUPPLEMENTAL FINANCIAL INFORMATION - Supplemental Cash Flow Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Interest paid, net of portion capitalized	$ 145	$ 137	$ 103
Income taxes paid	282	249	294
Property, Plant and Equipment
Property, Plant and Equipment [Line Items]
Capital expenditures incurred but not yet paid	$ 79	$ 102	$ 87