Goodwill and Other Intangible Assets (Goodwill by Segment) (Details) - USD ($) $ in Millions	Sep. 25, 2026	Dec. 31, 2025
Goodwill [Line Items]
Total goodwill	$ 47,315	$ 43,151
Operating segments \| Biotechnology
Goodwill [Line Items]
Total goodwill	22,642	23,313
Operating segments \| Life Sciences
Goodwill [Line Items]
Total goodwill	12,838	12,856
Operating segments \| Diagnostics
Goodwill [Line Items]
Total goodwill	$ 11,835	$ 6,982

Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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+ Details

- Definition

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