Intangible Assets and Goodwill (Schedule Of Intangible Assets) (Details) - USD ($) $ in Millions	Mar. 29, 2024	Dec. 29, 2023
Acquired Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	$ 2,274.5	$ 2,314.9
Accumulated amortization	(1,106.2)	(1,071.4)
Total	1,168.3	1,243.5
Developed product technology
Acquired Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	895.2	908.5
Accumulated amortization	(572.6)	(554.1)
Total	322.6	354.4
Customer relationships
Acquired Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	1,331.9	1,358.4
Accumulated amortization	(490.2)	(474.5)
Total	841.7	883.9
Trade names and other intellectual properties
Acquired Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	47.4	48.0
Accumulated amortization	(43.4)	(42.8)
Total	$ 4.0	$ 5.2