Income Taxes - Deferred Tax Balances (Details) - USD ($) $ in Thousands	Feb. 02, 2019	Feb. 03, 2018
Deferred tax assets net classification
Net non-current asset	$ 21,335	$ 25,077
Net non-current liability	0	0
Net Deferred Tax Assets	$ 21,335	$ 25,077

Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards classified as noncurrent.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant