Consolidated Statement of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Net income	$ 1,924	$ 2,228	$ 2,224
Foreign currency translation	372	44	(410)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest, Total	$ 2,296	$ 2,272	$ 1,814