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Note 5 - Goodwill and Intangible Assets (Tables)
6 Months Ended
Jul. 31, 2017
Notes Tables  
Schedule of Goodwill [Table Text Block]
 
 
Gross Carrying
Amount
 
 
Accumulated
Impairment
 
 
Goodwill, Net
 
 
 
(in thousands)
 
Balance at January 31, 2017
  $
26,166
    $
(15,608
)
  $
10,558
 
Impact of foreign currency translation
   
314
     
-
     
314
 
Balance at July 31, 2017
  $
26,480
    $
(15,608
)
  $
10,872
 
Schedule of Finite-Lived Intangible Assets [Table Text Block]
 
 
July 31,
2017
   
January 31,
2017
 
 
 
(in thousands)
 
Amortizable intangible assets
               
Customer relationships (1)
  $
1,500
    $
2,721
 
Trade name
   
349
     
515
 
     
1,849
     
3,236
 
Less: accumulated amortization
   
(1,707
)
   
(2,821
)
Net amortizable intangible assets
  $
142
    $
415