Acquisitions - Summary Of The Purchase Price Allocated To The Intangible Assets Acquired And The Estimated Useful Lives (Detail) - BDS Business [Member] $ in Millions	6 Months Ended
	Jul. 04, 2026 USD ($)
Intangible Asset, Acquired, Finite-Lived [Line Items]
Amount	$ 8,384
Weighted-Average Life	13 years
Developed technology – Biosciences
Intangible Asset, Acquired, Finite-Lived [Line Items]
Amount	$ 987
Weighted-Average Life	9 years
Developed technology – Diagnostics
Intangible Asset, Acquired, Finite-Lived [Line Items]
Amount	$ 901
Weighted-Average Life	8 years
Customer relationships – Biosciences
Intangible Asset, Acquired, Finite-Lived [Line Items]
Amount	$ 3,390
Weighted-Average Life	15 years
Customer relationships – Diagnostics
Intangible Asset, Acquired, Finite-Lived [Line Items]
Amount	$ 2,875
Weighted-Average Life	15 years
Trade name – Biosciences
Intangible Asset, Acquired, Finite-Lived [Line Items]
Amount	$ 107
Weighted-Average Life	8 years
Trade name – Diagnostics
Intangible Asset, Acquired, Finite-Lived [Line Items]
Amount	$ 124
Weighted-Average Life	8 years