Income Taxes - Summary of the Components of the Income Tax Provision (Benefit) (Detail) (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Jan. 31, 2015	Feb. 01, 2014
Current:
Federal	$ (704)us-gaap_CurrentFederalTaxExpenseBenefit	$ (618)us-gaap_CurrentFederalTaxExpenseBenefit
State	(165)	(391)
Current Income Tax Expense (Benefit), Total	(869)us-gaap_CurrentIncomeTaxExpenseBenefit	(1,009)us-gaap_CurrentIncomeTaxExpenseBenefit
Deferred:
Federal	572	5,111
State	55	730
Deferred Income Tax Expense (Benefit), Total	627us-gaap_DeferredIncomeTaxExpenseBenefit	5,841us-gaap_DeferredIncomeTaxExpenseBenefit
Income Tax Expense (Benefit)	$ (242)us-gaap_IncomeTaxExpenseBenefit	$ 4,832us-gaap_IncomeTaxExpenseBenefit

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

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

Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations.

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

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

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