Income Taxes - Deferred Tax Benefit (Details) - USD ($) $ in Thousands	Feb. 03, 2018	Jan. 28, 2017
Components of Deferred Tax Assets and Liabilities [Abstract]
Accruals and reserves not currently deductible for tax purposes	$ 4,220	$ 6,632
Inventory capitalization	1,354	2,207
Differences in depreciation lives and methods	(475)
Differences in depreciation lives and methods		1,151
Differences in basis of intangible assets	23
Differences in basis of intangible assets		(3,522)
Differences in investments and other items	629	447
Net operating loss carryforwards	80,880	125,279
Valuation allowance	(86,631)	(135,716)
Net deferred tax liability	$ 0	$ (3,522)