CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Statement of Comprehensive Income [Abstract]
NET INCOME	$ 121	$ 197	$ 419	$ 486
OTHER COMPREHENSIVE (LOSS) INCOME
Foreign currency translation adjustments, net of $13, $(21), $16 and $(2) tax	(93)	41	(101)	(179)
Other comprehensive (loss) income, net of tax	(93)	41	(101)	(179)
COMPREHENSIVE INCOME	$ 28	$ 238	$ 318	$ 307