Income Statement Impacts Related to Derivatives Not Designated as Hedging Instruments (Detail) (Not Designated as Hedging Instrument, Foreign Exchange Contracts, Other, net, USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jul. 02, 2011	Jun. 30, 2012	Jul. 02, 2011
Not Designated as Hedging Instrument | Foreign Exchange Contracts | Other, net
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Amount of Gain (Loss) Recorded in Income on Derivative	$ 8.6	$ (29.7)	$ (0.1)	$ (39.6)