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Basic and Diluted Net Loss Per Common Share - Textuals (Details) - shares
3 Months Ended 6 Months Ended
Jul. 30, 2016
Aug. 01, 2015
Jul. 30, 2016
Aug. 01, 2015
Earnings Per Share [Abstract]        
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 7,132,723 7,405,635 7,132,723 7,405,635