Schedule of Gain Loss Recognized in OCI for Derivative Instruments (Detail) $ in Millions		6 Months Ended
		Jun. 28, 2015 USD ($)
Foreign Exchange Contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in OCI for Derivative Instruments	[1]	$ 1.7

[1] This amount is inclusive of both realized and unrealized gains and losses recognized in OCI.