Income Taxes - Deferred Tax Benefit (Details) - USD ($) $ in Thousands	Jan. 30, 2021	Feb. 01, 2020
Components of Deferred Tax Assets and Liabilities [Abstract]
Accruals and reserves not currently deductible for tax purposes	$ 4,227	$ 4,039
Inventory capitalization	729	1,181
Differences in depreciation lives and methods	(478)	(1,076)
Differences in basis of intangible assets	318	153
Differences in investments and other items	3,817	2,140
Net operating loss carryforwards	98,833	96,894
Valuation allowance	(107,446)	(103,331)
Net deferred tax liability	$ 0	$ 0