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Note 10 - Goodwill (Tables)
 12 Months Ended
Jan. 31, 2017
Notes Tables  
Condensed Cash Flow Statement [Table Text Block]
     
January 31,
2017
      
January 31,
2016
  
Balance at beginning of period    
217,486
      
147,440
  
Acquisition of Airclic    
-
      
810
  
Acquisition of MK Data    
-
      
51,108
  
Acquisition of BearWare    
-
      
4,958
  
Acquisition of Oz    
-
      
17,637
  
Acquisition of Pixi    
6,705
      
-
  
Acquisition of Appterra    
3,766
      
-
  
Acquisition of 4Solutions    
1,351
      
-
  
Acquisition of Datamyne    
35,115
      
-
  
Adjustments on account of foreign exchange    
(1,310
 )    
(4,467
 )
Balance at end of period    
263,113
      
217,486