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Note 10 - Shareholders' Equity and Employee Benefits (Tables)
 3 Months Ended
Apr. 30, 2016
Notes Tables  
Schedule of Stockholders Equity [Table Text Block]
The following table sets forth our condensed consolidated statement of shareholders’ equity (amounts in thousands, except shares):
 
  
 
 
Common Stock
 
 
Treasury Stock
 
 
Accumulated Other
Comprehensive Loss
 
 
 
 
 
 
 
 
 
 
 
Shares
 
 
Amount
 
 
Shares
 
 
Amount
 
 
Unrealized Loss
 
 
Accumulated
Translation
Adjustment
 
 
Accumulated
Deficit
 
 
Total
Shareholders’
Equity
 
Balance, January 30, 2016
     41,424,377     $ 503,809       (4,675,749
)
   $ (88,336
)
   $ (208
)
   $ (1,667
)
   $ (260,793
)
   $ 152,805  
Unrealized gain on marketable securities
     -       -       -       -       21       -       -       21  
Currency translation adjustments
     -       -       -       -       -       580       -       580  
Stock-based compensation expense
     -       1,892       -       -       -       -       -       1,892  
Tax effect related to share awards
     -       (264
)
     -       -       -       -       -       (264
)
Net proceeds from common stock issued under share plans
     219,859       136       -       -       -       -       -       136  
Net loss
     -       -       -       -       -       -       (8,098
)
     (8,098
)
Balance, April 30, 2016
     41,644,236     $ 505,573       (4,675,749
)
   $ (88,336
)
   $ (187
)
   $ (1,087
)
   $ (268,891
)
   $ 147,072