Financial Instruments - Non-U.S. Dollar Debt Designated as Net Investment Hedges (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Euro notes
Derivative Instruments, Gain (Loss) [Line Items]
After-tax gains/(losses) related to hedges of net investments in international operations	$ (310)	$ 24	$ (457)	$ 103
Swiss franc notes
Derivative Instruments, Gain (Loss) [Line Items]
After-tax gains/(losses) related to hedges of net investments in international operations	(26)	(1)	(32)	25
Canadian notes
Derivative Instruments, Gain (Loss) [Line Items]
After-tax gains/(losses) related to hedges of net investments in international operations	$ (25)	$ 4	$ (25)	$ 14

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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+ Details