Schedule of Gain Loss Recognized in OCI for Derivative Instruments (Detail) $ in Millions	6 Months Ended
	Jun. 26, 2016 USD ($)
Foreign Exchange Contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in OCI for Derivative Instruments	$ 3.3	[1]

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