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
	Mar. 30, 2013	Mar. 31, 2012
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	$ (60.6)	$ (8.7)