Consolidated Statement of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Net income	$ 1,651	$ 476	$ 2,496	$ 470
Other comprehensive income/(loss), net of tax
Foreign currency translation	108	87	7	(261)
Comprehensive income / (loss)	$ 1,759	$ 563	$ 2,503	$ 209