Segment, Geographic and Revenue Information - Other Expenses - Transaction Taxes (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Segment Reporting [Abstract]
Transaction taxes	$ 215	$ 262	$ 701	$ 717