Income Taxes - Additional Information (Detail) (USD $)	3 Months Ended
	May 03, 2014	May 04, 2013
Income Tax Disclosure [Abstract]
Income tax benefit	$ 17,000	$ (2,021,000)
Pretax loss from continuing operations	5,985,000	5,700,000
Effective income tax rate	(0.30%)	35.50%
Deferred tax asset, change in valuation allowance	2,200,000
Unrecognized tax benefits inclusive of estimated interest and penalties, would affect the effective tax rate	400,000
Unrecognized tax benefits, estimated interest and penalties accrued	$ 200,000	$ 400,000