Income Taxes - Tax Effects of Temporary Differences of Deferred Tax Assets and Deferred Tax Liabilities (Detail) (USD $) In Thousands, unless otherwise specified	Feb. 01, 2015	Feb. 02, 2014
Deferred income tax asset
Net operating loss carryforward	$ 8,803	$ 5,097
Foreign tax credits	0	4,585
Property and equipment	(15,850)	(12,447)
Deferred lease liability	6,977	6,284
Stock-based compensation	4,662	3,758
Inventory	3,058	4,681
Tenant inducements	6,965	5,841
Other	1,403	501
Total deferred tax assets	16,018	18,300
Deferred income tax liability
Property and equipment	(5,027)	(5,122)
Other	1,394	1,145
Total deferred tax liabilities	(3,633)	(3,977)
Net deferred income tax asset	$ 12,385	$ 14,323