Supplemental Income Statement Information - Other Expense (Income), Net (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2025	Mar. 31, 2024
Other Income and Expenses [Abstract]
Interest expense	$ 255	$ 341
Interest income	(79)	(110)
Pension and postretirement net periodic benefit cost (benefit)	28	(11)
Solventum ownership - change in value	(343)	0
Other expense (income), net	$ (139)	$ 220

Amount of net periodic benefit cost (credit) for defined benefit plan.

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Amount of gain (loss) on sale or disposal of equity in securities of subsidiaries or equity method investee.

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The amount of interest income and other income recognized during the period. Included in this element is interest derived from investments in debt securities, cash and cash equivalents, and other investments which reflect the time value of money or transactions in which the payments are for the use or forbearance of money and other income from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business).

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Amount of interest expense classified as nonoperating.

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The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business).

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