Income Taxes - Significant Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Feb. 02, 2019	Feb. 03, 2018
Deferred tax assets:
Accruals	$ 2,914	$ 2,884
Inventory valuation	664	671
State tax credit carryforwards	144	197
State net operating loss carryforwards	85	14
Deferred rent	3,755	3,966
Other	3,294	3,933
Total deferred tax assets	10,856	11,665
Valuation allowance for deferred tax assets	(83)	(73)
Net deferred tax assets	10,773	11,592
Deferred tax liabilities:
Depreciation	(8,352)	(8,742)
Prepaid assets	(718)	(634)
Total deferred tax liabilities	(9,070)	(9,376)
Net deferred tax assets	$ 1,703	$ 2,216