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Summary of Significant Accounting Policies (Nature of Business) (Details) (USD $)
May 02, 2015
Stores
Jan. 31, 2015
May 03, 2014
Accounting Policies [Abstract]      
Products offering price, maximum price   $ 5five_ProductsOfferingPrice  
Number of Stores 23us-gaap_NumberOfStores    
Number of operated stores 385five_NumberOfCompanyOperatedStores   323five_NumberOfCompanyOperatedStores