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Note 5 - Goodwill and Intangible Assets (Tables)
3 Months Ended
Apr. 30, 2017
Notes Tables  
Schedule of Goodwill [Table Text Block]
   
Gross Carrying
Amount
   
Accumulated
Impairment
   
Goodwill, Net
 
   
(in thousands)
 
Balance at January 31, 201
7
  $
26,166
    $
(15,608
)
  $
10,558
 
Impact of foreign currency translation
   
88
     
-
     
88
 
Balance at April 30, 201
7
  $
26,254
    $
(15,608
)
  $
10,646
 
Schedule of Finite-Lived Intangible Assets [Table Text Block]
   
April 30,
201
7
   
January 31,
201
7
 
   
(in thousands)
 
Amortizable intangible assets
               
Customer relationships
(1)
  $
2,742
    $
2,721
 
Trade name
   
515
     
515
 
     
3,257
     
3,236
 
Less: accumulated amortization
   
(3,004
)
   
(2,821
)
Net amortizable intangible assets
  $
253
    $
415