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Summary of Significant Accounting Policies (Details Textual) (USD $)
In Millions, unless otherwise specified
3 Months Ended 6 Months Ended
Aug. 03, 2013
store
Jul. 28, 2012
store
Aug. 03, 2013
Store
Jul. 28, 2012
store
Accounting Policies [Abstract]        
Number of stores tested for asset impairment 38 48 47 61
Number of stores with asset impairment 2 41 8 51
Number of stores tested but not impaired     36  
Number of stores tested but not impaired with risk of future impairment     13  
Income Taxes:        
Net operating loss carry forwards $ 121.5   $ 121.5  
Effective income tax rate 1.90%   2.40%  
Effective income tax rate, expected for remainder of fiscal year     1.90%