Restructuring - Schedule of Restructuring Reserve (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 28, 2026	Jun. 29, 2025	Jun. 28, 2026	Jun. 29, 2025
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 34	$ 64	$ 66	$ 81
Operating Segments
Restructuring Cost and Reserve [Line Items]
Restructuring charges	276	79	338	134
MEDTECH \| Operating Segments
Restructuring Cost and Reserve [Line Items]
Restructuring charges	17	50	24	105
MEDTECH \| Income Statement Location [Axis]: us-gaap:CostOfGoodsAndServicesSold
Restructuring Cost and Reserve [Line Items]
Restructuring charges	13	15	18	23
MEDTECH \| Income Statement Location [Axis]: us-gaap:OtherNonoperatingIncomeExpense
Restructuring Cost and Reserve [Line Items]
Restructuring charges	1		1	30
MEDTECH \| Income Statement Location [Axis]: us-gaap:RestructuringCharges
Restructuring Cost and Reserve [Line Items]
Restructuring charges	3	35	5	52
MedTech Surgery Franchise
Restructuring Cost and Reserve [Line Items]
Restructuring charges		29		29
MedTech Surgery Franchise \| Operating Segments
Restructuring Cost and Reserve [Line Items]
Restructuring charges	59	29	114	29
MedTech Surgery Franchise \| Income Statement Location [Axis]: us-gaap:CostOfGoodsAndServicesSold
Restructuring Cost and Reserve [Line Items]
Restructuring charges	4		24
MedTech Surgery Franchise \| Income Statement Location [Axis]: us-gaap:OtherNonoperatingIncomeExpense
Restructuring Cost and Reserve [Line Items]
Restructuring charges	24		29
MedTech Surgery Franchise \| Income Statement Location [Axis]: us-gaap:RestructuringCharges
Restructuring Cost and Reserve [Line Items]
Restructuring charges	31		61
Innovative Medicine \| Operating Segments
Restructuring Cost and Reserve [Line Items]
Restructuring charges	200	$ 0	200	$ 0
Innovative Medicine \| Income Statement Location [Axis]: us-gaap:CostOfGoodsAndServicesSold
Restructuring Cost and Reserve [Line Items]
Restructuring charges	18		18
Innovative Medicine \| Income Statement Location [Axis]: us-gaap:OtherNonoperatingIncomeExpense
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 182		$ 182

- 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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