Financial Instruments - Location and Amount of Pretax (Gains) Losses of Derivatives (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2025	Mar. 31, 2024
Derivative Instruments, Gain (Loss) [Line Items]
Sales	$ 15,529	$ 15,775
Other (income) expense, net	(35)	(33)
Other comprehensive income (loss)	(20)	(113)
Interest rate swap contracts \| Other (income) expense, net
Derivative Instruments, Gain (Loss) [Line Items]
Hedged items	38	(30)
Derivatives designated as hedging instruments	(39)	30
Foreign exchange contracts
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain (loss) recognized in OCI on derivatives	(201)	209
Increase in Sales as a result of AOCL reclassifications	(74)	(44)
Foreign exchange contracts \| Reclassification out of Accumulated Other Comprehensive Income \| Accumulated Gain (Loss), Cash Flow Hedge, Including Noncontrolling Interest
Derivative Instruments, Gain (Loss) [Line Items]
Sales	$ 74	$ 44

Amount of gain (loss) from the increase (decrease) in fair value of derivative and nonderivative instruments designated as fair value hedging instruments recognized in the income statement.

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