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Shareholders' Equity (Deficit) (Narrative) (Details) (USD $)
Jan. 31, 2015
vote
Feb. 01, 2014
Jul. 17, 2012
Equity [Abstract]      
Common stock, shares authorized 120,000,000us-gaap_CommonStockSharesAuthorized 120,000,000us-gaap_CommonStockSharesAuthorized 120,000,000us-gaap_CommonStockSharesAuthorized
Common stock, par value (in dollars per share) $ 0.01us-gaap_CommonStockParOrStatedValuePerShare $ 0.01us-gaap_CommonStockParOrStatedValuePerShare  
Preferred stock, shares authorized 5,000,000us-gaap_PreferredStockSharesAuthorized    
Preferred stock, par value $ 0.01us-gaap_PreferredStockParOrStatedValuePerShare    
Voting right per common stock share (vote) 1five_VotingRightPerCommonStockShare