Business Combinations - Summary of Intangible Assets (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Oct. 03, 2021	Oct. 03, 2021	Sep. 27, 2020	Jan. 03, 2021
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 3,034.0	$ 3,034.0		$ 496.0
Accumulated Amortization	(388.0)	(388.0)		(354.0)
Total intangible assets, net	2,646.0	2,646.0		142.0
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Gross Carrying Amount	3,739.0	3,739.0		496.0
Accumulated Amortization	(388.0)	(388.0)		(354.0)
Intangible Assets, Net	3,351.0	3,351.0		142.0
Amortization of intangible assets	19.0	34.0	$ 23.0
In-process research and development (IPR&D)
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	705.0	705.0		0.0
Core technologies
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	2,850.0	2,850.0		352.0
Accumulated Amortization	(251.0)	(251.0)		(221.0)
Total intangible assets, net	2,599.0	2,599.0		131.0
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Accumulated Amortization	(251.0)	(251.0)		(221.0)
Licensed technologies
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	95.0	95.0		95.0
Accumulated Amortization	(92.0)	(92.0)		(91.0)
Total intangible assets, net	3.0	3.0		4.0
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Accumulated Amortization	(92.0)	(92.0)		(91.0)
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	31.0	31.0		31.0
Accumulated Amortization	(28.0)	(28.0)		(27.0)
Total intangible assets, net	3.0	3.0		4.0
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Accumulated Amortization	(28.0)	(28.0)		(27.0)
License agreements
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	14.0	14.0		14.0
Accumulated Amortization	(12.0)	(12.0)		(11.0)
Total intangible assets, net	2.0	2.0		3.0
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Accumulated Amortization	(12.0)	(12.0)		(11.0)
Trade name
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	44.0	44.0		4.0
Accumulated Amortization	(5.0)	(5.0)		(4.0)
Total intangible assets, net	39.0	39.0		0.0
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Accumulated Amortization	$ (5.0)	$ (5.0)		$ (4.0)

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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