Intangible Assets and Goodwill (Schedule Of Intangible Assets) (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 03, 2025	Dec. 29, 2023
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 2,033.5	$ 2,314.9
Accumulated Amortization	(1,035.4)	(1,071.4)
Total	998.1	1,243.5
Write off of assets	$ 182.8	267.8
Impairment Of Intangible Asset Finite Lived, Statement Of Income Or Comprehensive Income, Extensible Enumeration Not Disclosed Flag	267.8 million
Developed product technology
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted-Average Useful Lives (in years)	7 years
Gross Carrying Amount	$ 819.0	908.5
Accumulated Amortization	(561.2)	(554.1)
Total	$ 257.8	354.4
Customer relationships
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted-Average Useful Lives (in years)	11 years
Gross Carrying Amount	$ 1,175.5	1,358.4
Accumulated Amortization	(440.2)	(474.5)
Total	$ 735.3	883.9
Trade names and other intellectual properties
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted-Average Useful Lives (in years)	5 years
Gross Carrying Amount	$ 39.0	48.0
Accumulated Amortization	(34.0)	(42.8)
Total	$ 5.0	$ 5.2