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Business Acquisitions - Narrative (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended	12 Months Ended
	Mar. 29, 2025	Sep. 28, 2024	Dec. 28, 2024	Apr. 01, 2024	Mar. 30, 2024
Business Acquisition [Line Items]
Goodwill	$ 3,956		$ 3,887
Acquisition costs	2				$ 2
TriMed, Inc. [Member]
Business Acquisition [Line Items]
Percentage of voting interest acquired				60.00%
Total consideration		$ 315	315
Consideration paid			141
Redeemable noncontrolling interests			153
Deferred consideration			21
Goodwill			124
Intangible assets			221
TriMed, Inc. [Member] \| Product Development [Member]
Business Acquisition [Line Items]
Intangible assets	$ 204
Estimated useful lives (in years)	9 years
TriMed, Inc. [Member] \| Trademarks And Trade Names [Member]
Business Acquisition [Line Items]
Intangible assets	$ 9
Estimated useful lives (in years)	7 years
TriMed, Inc. [Member] \| In Process Research And Development [Member]
Business Acquisition [Line Items]
Intangible assets	$ 8
Series Of Individually Immaterial Business Acquisitions [Member]
Business Acquisition [Line Items]
Percentage of voting interest acquired	100.00%
Total consideration	$ 61		113
Consideration paid	50		62
Fair value of contributed equity share in a controlled subsidiary			30
Redeemable noncontrolling interests			18
Estimated fair value of contingent consideration payable	10		2
Deferred consideration	1		1
Goodwill	24		60
Intangible assets	36		64
Series Of Individually Immaterial Business Acquisitions [Member] \| Customer Relationships and Lists [Member]
Business Acquisition [Line Items]
Intangible assets	$ 31		$ 33
Estimated useful lives (in years)	11 years		11 years
Series Of Individually Immaterial Business Acquisitions [Member] \| Product Development [Member]
Business Acquisition [Line Items]
Intangible assets			$ 5
Estimated useful lives (in years)			9 years
Series Of Individually Immaterial Business Acquisitions [Member] \| Trademarks And Trade Names [Member]
Business Acquisition [Line Items]
Intangible assets	$ 4		$ 24
Estimated useful lives (in years)	6 years		7 years
Series Of Individually Immaterial Business Acquisitions [Member] \| Non-compete Agreements [Member]
Business Acquisition [Line Items]
Intangible assets	$ 1		$ 2
Estimated useful lives (in years)	5 years		5 years
Series Of Individually Immaterial Business Acquisitions [Member] \| Minimum [Member]
Business Acquisition [Line Items]
Percentage of voting interest acquired			51.00%
Series Of Individually Immaterial Business Acquisitions [Member] \| Maximum [Member]
Business Acquisition [Line Items]
Percentage of voting interest acquired			100.00%