Segments of Business and Geographic Areas - Additions to Property, Plan & Equipment and Depreciation and Amortization (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 29, 2025	Jun. 30, 2024
Segment Reporting Information [Line Items]
Additions to Property, Plant & Equipment	$ 1,838	$ 1,783
Depreciation and Amortization	3,715	3,597
Segments Total
Segment Reporting Information [Line Items]
Additions to Property, Plant & Equipment	1,758	1,627
Depreciation and Amortization	3,603	3,413
Operating Segments \| Innovative Medicine
Segment Reporting Information [Line Items]
Additions to Property, Plant & Equipment	687	553
Depreciation and Amortization	1,925	1,861
Operating Segments \| MEDTECH
Segment Reporting Information [Line Items]
Additions to Property, Plant & Equipment	1,071	1,074
Depreciation and Amortization	1,678	1,552
Corporate, Non-Segment \| General Corporate
Segment Reporting Information [Line Items]
Additions to Property, Plant & Equipment	80	156
Depreciation and Amortization	$ 112	$ 184

- Definition

The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

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