Impairment of Long-Lived Assets - Additional Information (Detail) (USD $)	3 Months Ended
	May 03, 2014	May 04, 2013
Goodwill and Intangible Assets Disclosure [Abstract]
Long Lived Assets Impairment Charges	$ 783,000	$ 861,000
Remaining asset value of underperforming stores	$ 200,000