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Note 10 - Income (loss) per Share (Tables)
 6 Months Ended
Jun. 30, 2015
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
 
 
Three Months Ended June 30,
 
 
Six Months Ended June 30,
 
 
 
2015
 
 
2014
 
 
2015
 
 
2014
 
Income (loss) from continuing operations   $ (12,079 )   $ 3,182     $ (14,180 )   $ 1,971  
Income (loss) from discontinued operations     -       10       -       (10,883 )
Net income (loss)   $ (12,079 )   $ 3,192     $ (14,180 )   $ (8,912 )
                                 
Basic weighted-average common shares outstanding
     9,557       9,513       9,555       9,510  
Effect of potentially dilutive common shares
(1)
     -       92       -       86  
Diluted weighted-average common shares outstanding
     9,557       9,605       9,555       9,596  
                                 
Income (loss) per basic common share
                                
Continuing operations
   $ (1.26 )   $ 0.34     $ (1.48 )   $ 0.21  
Discontinued operations
     -       -       -       (1.15 )
Total
   $ (1.26 )   $ 0.34     $ (1.48 )   $ (0.94 )
                                 
Income (loss) per diluted common share
                                
Continuing operations
   $ (1.26 )   $  0.33     $  (1.48 )   $  0.21  
Discontinued operations
     -       -       -       (1.14 )
Total
   $ (1.26 )   $ 0.33     $ (1.48 )   $ (0.93 )