Impairment of Long-Lived Assets - Details of Long-Lived Assets Tested and Impaired (Detail) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Nov. 01, 2014 Store	Nov. 02, 2013 Store
Goodwill and Intangible Assets Disclosure [Abstract]
Long Lived Assets Impairment Charges	$ 3,119	$ 2,031
Carrying value of assets tested for impairment	1,466	3,803
Carrying value of assets with impairment	558	822
Fair value of assets impaired	$ 181	$ 222
Number of stores tested for impairment	48	57
Number of stores with impairment	12	8