Business Combinations (Schedule Of Total Intangible Assets) (Details) - USD ($) $ in Millions	Jan. 01, 2016	Jan. 02, 2015
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 1,381.6	$ 1,355.1
Accumulated Amortization	(894.5)	(760.6)
Total	487.1	594.5
Developed Product Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	802.1	770.4
Accumulated Amortization	(536.0)	(445.4)
Total	266.1	325.0
Trade Names And Trademarks [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	52.8	51.2
Accumulated Amortization	(39.8)	(33.9)
Total	13.0	17.3
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	448.1	455.0
Accumulated Amortization	(258.0)	(226.8)
Total	190.1	228.2
Distribution Rights And Other Intellectual Properties [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	78.6	78.5
Accumulated Amortization	(60.7)	(54.5)
Total	$ 17.9	$ 24.0