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Segments of Business and Geographic Areas - Identifiable Assets (Details) - USD ($) $ in Millions	Mar. 30, 2025	Dec. 29, 2024
Segment Reporting Information [Line Items]
Assets	$ 193,671	$ 180,104
Segments Total
Segment Reporting Information [Line Items]
Assets	143,838	141,392
Operating Segments | Innovative Medicine
Segment Reporting Information [Line Items]
Assets	58,727	57,070
Operating Segments | MEDTECH
Segment Reporting Information [Line Items]
Assets	85,111	84,322
Corporate, Non-Segment | General Corporate
Segment Reporting Information [Line Items]
Assets	$ 49,833	$ 38,712

X

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Amount of asset recognized for present right to economic benefit.

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