Property and Equipment, net - Schedule of Property and Equipment, Net (Detail) - USD ($) $ in Thousands	Dec. 26, 2015	Mar. 28, 2015
Property, Plant and Equipment [Abstract]
Leasehold improvements	$ 390,043	$ 294,225
In-store shops	234,895	189,308
Furniture and fixtures	201,596	160,178
Computer equipment and software	151,418	104,372
Equipment	81,113	73,609
Land	15,099	0
Property and equipment, gross	1,074,164	821,692
Less: accumulated depreciation and amortization	(438,098)	(337,755)
Property and equipment, net (excluding construction-in-progress)	636,066	483,937
Construction-in-progress	103,797	78,997
Property and equipment, net	$ 739,863	$ 562,934