Property and Equipment (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 28, 2013	Mar. 30, 2013
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 498,662	$ 366,156
Less: accumulated depreciation and amortization	(215,198)	(165,340)
Subtotal	283,464	200,816
Construction-in-progress	38,078	41,297
Property and equipment, net	321,542	242,113
Furniture and Fixtures
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	100,652	76,336
Equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	29,664	13,276
Computer Equipment And Software
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	42,866	29,429
In-Store Shops
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	117,470	78,809
Leasehold Improvement
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 208,010	$ 168,306