Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Statement of Comprehensive Income [Abstract]
Net income	$ 140	$ 22
Other comprehensive income (loss):
Foreign currency translation adjustments, net of tax	(9)	(137)
Other comprehensive income (loss)	(9)	(137)
Comprehensive income (loss)	$ 131	$ (115)