Restructuring - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
Restructuring - Narrative (Details) - USD ($) $ in Millions	Jun. 28, 2026	Jun. 29, 2025	Jun. 28, 2026	Jun. 29, 2025
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 34	$ 64	$ 66	$ 81
MedTech Surgery Franchise
Restructuring Cost and Reserve [Line Items]
Restructuring charges recorded to date	300		300
MedTech Surgery Franchise \| Minimum
Restructuring Cost and Reserve [Line Items]
Restructuring estimated cost	600		600
MedTech Surgery Franchise \| Maximum
Restructuring Cost and Reserve [Line Items]
Restructuring estimated cost	700		700
Orthopaedics Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring estimated cost	1,000		1,000
Restructuring charges recorded to date	800		800
Innovative Medicine
Restructuring Cost and Reserve [Line Items]
Restructuring charges	200
Innovative Medicine \| Minimum
Restructuring Cost and Reserve [Line Items]
Restructuring estimated cost	650		650
Innovative Medicine \| Maximum
Restructuring Cost and Reserve [Line Items]
Restructuring estimated cost	$ 750		$ 750

- Definition

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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- 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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