Significant Components of Deferred Tax Assets (Liabilities) (Detail) (USD $) In Thousands, unless otherwise specified	Mar. 30, 2013	Mar. 31, 2012
Deferred Tax Assets And Liabilities [Line Items]
Inventories	$ 8,469	$ 5,185
Payroll related accruals	1,188	1,123
Deferred rent	16,209	11,677
Net operating loss carryforwards	8,508	8,142
Stock compensation	8,909	7,777
Deferred revenue		3,993
Other	2,331	1,464
Deferred Tax Assets, Gross, Total	45,614	39,361
Valuation allowance	(8,746)	(8,233)
Total deferred tax assets	36,868	31,128
Goodwill and intangibles	(14,780)	(1,222)
Depreciation	(20,927)	(20,801)
Other	(1,455)	(308)
Total deferred tax liabilities	(37,162)	(22,331)
Net deferred tax (liability) assets	$ (294)	$ 8,797