Goodwill And Other Intangible Assets (Narrative) (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jul. 02, 2011	Jun. 30, 2012	Jul. 02, 2011
Finite And Indefinite Lived Intangible Assets [Line Items]
Intangible assets, useful life, minimum (years)			5
Intangible assets, useful life, maximum (years)			22
Intangible asset amortization expense	$ 16.5	$ 17.3	$ 33.1	$ 34.7
Future amortization expense, in 2012			70.2
Future amortization expense, in 2013			71.7
Future amortization expense, in 2014			69.7
Future amortization expense, in 2015			67.8
Future amortization expense, in 2016			$ 66.2