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	9 Months Ended
Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Foreign Exchange Risk Management
Unrealized gain (loss) on cash flow hedges, before tax	$ 34	$ (110)	$ (314)	$ 3
Realized gain (loss) on cash flow hedges reclassified from AOCI	(8)	(124)	(382)	(61)
Unrealized gain (loss) on net investment hedges, before tax	0	(106)	12	(115)
Foreign exchange contracts
Foreign Exchange Risk Management
Unrealized gain (loss) on cash flow hedges, before tax	34	(110)	(314)	3
Foreign exchange contracts \| Net revenue
Foreign Exchange Risk Management
Realized gain (loss) on cash flow hedges reclassified from AOCI	(16)	0	(31)	0
Foreign exchange contracts \| General and administrative
Foreign Exchange Risk Management
Realized gain (loss) on cash flow hedges reclassified from AOCI	10	(122)	(346)	(56)
Interest rate contracts
Foreign Exchange Risk Management
Unrealized gain (loss) on cash flow hedges, before tax	0	0	0	0
Interest rate contracts \| Interest expense
Foreign Exchange Risk Management
Realized gain (loss) on cash flow hedges reclassified from AOCI	$ (2)	$ (2)	$ (5)	$ (5)

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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