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2. Accounts Receivable (Tables)
 3 Months Ended
Apr. 30, 2017
Receivables [Abstract]  
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
   
April 30,
    
January 29,
  
   
2017
    
2017
  
             
Trade accounts receivable
  
$
76,208
    
$
99,378
  
Receivable from factor
    
-
      
6
  
Other accounts receivable allowances
    
(5,964
)
    
(6,298
)
Allowance for doubtful accounts
    
(788
)
    
(508
)
Accounts receivable
  
$
69,456
    
$
92,578