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Basic and Diluted Net Loss Per Common Share Basic and Diluted Net Loss Per Common Share (Tables)
9 Months Ended
Oct. 31, 2015
Earnings Per Share [Abstract]  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
Diluted net income (loss) per common share includes, in periods in which they are dilutive, the effect of those potentially dilutive securities where the average market price of the common stock exceeds the exercise prices for the respective periods.
 
Thirteen Weeks
Ended
 
Thirteen Weeks
Ended
 
Thirty-nine Weeks Ended
 
Thirty-nine Weeks Ended
 
October 31, 2015

 
November 1, 2014

 
October 31, 2015

 
November 1, 2014

Weighted average number of shares - basic
15,493,763

 
15,445,951

 
15,488,702

 
15,408,105

Potentially dilutive securities
1,210

 
50,767

 

 

Weighted average number of shares - diluted
15,494,973

 
15,496,718

 
15,488,702

 
15,408,105