Derivative and Hedging Instruments - Gain (Loss) Related to the Company's Derivative Financial Instruments Designated as Hedging Instruments (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Foreign Exchange Risk Management
Unrealized gain (loss) on cash flow hedges, before tax	$ 1	$ 3
Realized gain (loss) on cash flow hedges reclassified from AOCI	5	(1)
Unrealized gain (loss) on net investment hedges, before tax	35	46
Foreign exchange contracts
Foreign Exchange Risk Management
Unrealized gain (loss) on cash flow hedges, before tax	1	3
Foreign exchange contracts | Net revenue
Foreign Exchange Risk Management
Realized gain (loss) on cash flow hedges reclassified from AOCI	7	0
Interest rate contracts
Foreign Exchange Risk Management
Unrealized gain (loss) on cash flow hedges, before tax	0	0
Interest rate contracts | Interest expense
Foreign Exchange Risk Management
Realized gain (loss) on cash flow hedges reclassified from AOCI	$ (2)	$ (1)