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Note 9 - Shares Outstanding and Earnings Per Share (Tables)
 3 Months Ended
Mar. 31, 2017
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
 
 
For the Three Months Ended
 
 
 
March 31,
 
(in thousands, except per share data)
 
2017
 
 
2016
 
Weighted average basic shares outstanding
    
11,369
     
11,182
 
Assumed exercise of stock options and issuance of stock awards
    
-
     
-
 
Weighted average diluted shares outstanding
    
11,369
     
11,182
 
Net income (loss)
   $
7,699
    $
(767
 )
Basic earnings (loss) per share
   $
0.68
    $
(0.07
 )
Diluted earnings (loss) per share
   $
0.68
    $
(0.07
 )
Anti-dilutive securities outstanding
    
43
     
147