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Note 4 - Earnings (loss) per Share (Tables)
6 Months Ended
Jun. 30, 2012
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   
Quarter Ended
   
Year to Date
 
   
June 30,
2012
   
June 30,
2011
   
June 30,
2012
   
June 30,
2011
 
                         
Net income (loss) from continuing operations attributable to shareholders
  $ (850 )   $ (10,258 )   $ 1,026     $ (9,557 )
Amounts allocated to participating securities (nonvested shares and units) (i)
    -       -       (67 )     -  
Net income (loss) from continuing operations attributable to common shareholders
  $ (850 )   $ (10,258 )   $ 959     $ (9,557 )
                                 
Basic weighted average common shares(ii)
    16,916,304       16,752,771       16,916,304       16,675,254  
Potential dilutive securities(iii)
    -       -       1,962       -  
Diluted weighted average common shares
    16,916,304       16,752,771       16,918,266       16,675,254  
                                 
Earnings (loss) per share from continuing operations attributable to common shareholders
                               
Basic
  $ (0.05 )   $ (0.61 )   $ 0.06     $ (0.57 )
Diluted
  $ (0.05 )   $ (0.61 )   $ 0.06     $ (0.57 )