Summary of Significant Accounting Policies (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Feb. 02, 2013	Oct. 27, 2012	Jul. 28, 2012	Apr. 28, 2012	Jan. 28, 2012	Oct. 29, 2011	Jul. 30, 2011	Apr. 30, 2011	Feb. 02, 2013 store	Jan. 28, 2012 store	Jan. 29, 2011 store
Summary of long-lived assets
Aggregate carrying value of all long-lived assets impaired									$ 27,086	$ 4,590	$ 4,456
Less: Impairment charges	8,000	6,400	9,000	3,600	2,400	700	1,100	300	27,000	4,503	4,228
Aggregate fair value of all long-lived assets impaired									$ 86	$ 87	$ 228
Number of stores with asset impairment									116	18	19