Intangible Assets and Goodwill (Schedule Of Intangible Assets) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 29, 2023	Dec. 30, 2022
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 2,314.9	$ 1,706.4
Accumulated Amortization	(1,071.4)	(1,208.3)
Total	1,243.5	498.1
Write off of assets	$ 267.8	79.9
Impairment Of Intangible Asset Finite Lived, Statement Of Income Or Comprehensive Income, Extensible Enumeration Not Disclosed Flag	79.9 million
Developed product technology
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted-Average Useful Lives (in years)	6 years
Gross Carrying Amount	$ 908.5	1,004.8
Accumulated Amortization	(554.1)	(722.7)
Total	$ 354.4	282.1
Customer relationships
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted-Average Useful Lives (in years)	10 years
Gross Carrying Amount	$ 1,358.4	654.1
Accumulated Amortization	(474.5)	(445.9)
Total	$ 883.9	208.2
Trade names and trademarks
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted-Average Useful Lives (in years)	6 years
Gross Carrying Amount	$ 43.8	39.5
Accumulated Amortization	(38.6)	(32.7)
Total	$ 5.2	6.8
Distribution rights and other intellectual property
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted-Average Useful Lives (in years)	7 years
Gross Carrying Amount	$ 4.2	8.0
Accumulated Amortization	(4.2)	(7.0)
Total	$ 0.0	$ 1.0