Income Taxes - Income Tax (Provision) Benefit (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Feb. 02, 2019	Nov. 03, 2018	Aug. 04, 2018	May 05, 2018	Feb. 03, 2018	Oct. 28, 2017	Jul. 29, 2017	Apr. 29, 2017	Feb. 02, 2019	Feb. 03, 2018	Jan. 28, 2017
Components of Income Tax Provision [Abstract]
Current									$ (65)	$ (60)	$ (13)
Deferred									0	3,505	(788)
Income tax benefit (provision)	$ (5)	$ (20)	$ (20)	$ (20)	$ 3,239	$ 624	$ (209)	$ (209)	$ (65)	$ 3,445	$ (801)

Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.

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Name:	us-gaap_DeferredIncomeTaxExpenseBenefit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration