Derivative Financial Instruments - Summary of Impact of Effective Portion of Gains and Losses of Forward Contracts Designated as Hedges (Detail) - Forward Currency Exchange Contracts - Designated as Hedging Instrument - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 26, 2015	Sep. 27, 2014	Sep. 26, 2015	Sep. 27, 2014
Derivative Instruments, Gain (Loss) [Line Items]
Pre-Tax Loss Recognized in OCI (Effective Portion)	$ (6,606)	$ 9,973	$ (18,312)	$ 10,512
Pre-Tax Gain Reclassified from Accumulated OCI into Earnings (Effective Portion)	$ 2,430	$ (249)	$ 2,382	$ (1,383)