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Note 6 - Other Receivables (Tables)
 12 Months Ended
Jan. 31, 2016
Other Receivables [Abstract]  
Other Receivables [Table Text Block]
    January 31,
2016		     January 31,
2015		  
Net working capital adjustments receivable from acquisitions     193       372  
Other receivables     2,938       2,885  
      3,131       3,257