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Note 4 - Earnings Per Share
 3 Months Ended
Mar. 31, 2016
Notes to Financial Statements  
Earnings Per Share [Text Block]
4 – Earnings Per Share
 
The following table sets forth the computation of basic and diluted earnings per share (in thousands, except per share amounts):
 
   
Three Months Ended
March 31,
  
   
2016
    
2015
  
Numerator:
                
Numerator for basic and diluted earnings per share –
Net income available to common shareholders
   $ 2,395     $ 16,781  
                 
Denominator–
                
Denominator for basic earnings per share – weighted average
shares outstanding
     40,553       40,066  
Effect of dilutive securities–
                
Employee and director stock options and restricted share awards
     496       919  
Denominator for diluted earnings per share – adjusted weighted
average shares outstanding and assumed conversions
     41,049       40,985  
                 
Basic earnings per common share
   $ .06     $ .42  
                 
Diluted earnings per common share and common share equivalents
   $ .06     $ .41  
 
Options to purchase shares of common stock that were outstanding for the three months ended March 31, 2016 and 2015 that were not included in the computation of diluted earnings per share because the effect would have been anti-dilutive are as follows (in thousands):
 
   
March 31, 2016
    
March 31, 2015
  
                 
Weighted average anti-dilutive options
     2,520       857