Income Taxes - Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Jan. 28, 2017	Jan. 30, 2016
Deferred tax assets:
Deferred rent amortization	$ 722	$ 656
Inventory capitalization	2,895	2,707
Federal jobs credits	95
Book and tax depreciation differences	526	1,912
Vacation liability	921	918
State tax credits	2,161	2,063
Stock compensation	1,340	1,638
Legal expense reserve	407	513
Insurance liabilities	845	1,134
Other	481	380
Subtotal deferred tax assets	10,393	11,921
Less: State tax credits valuation allowance - net	(1,272)	(1,272)
Total deferred tax assets	9,121	10,649
Deferred tax liabilities:
Prepaid expenses	(615)	(661)
Total deferred tax liabilities	(615)	(661)
Net deferred tax asset	$ 8,506	$ 9,988