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Note 10 - Shares Outstanding and Earnings Per Share
 3 Months Ended
Mar. 31, 2018
Notes to Financial Statements  
Earnings Per Share [Text Block]
10.
Shares Outstanding and Earnings Per Share
:
 
Earnings per share have been calculated based on the weighted average number of shares outstanding as set forth below:
 
   
For the Three Months Ended
  
   
March 31,
  
(in thousands, except per share data)
  
2018
    
2017
  
Weighted average basic shares outstanding
    
11,418
      
11,369
  
Assumed exercise of stock options and issuance of stock awards
    
-
      
-
  
Weighted average diluted shares outstanding
    
11,418
      
11,369
  
Net income
   $
7,629
     $
7,699
  
Basic earnings per share
   $
0.67
     $
0.68
  
Diluted earnings per share
   $
0.67
     $
0.68
  
Anti-dilutive securities outstanding
    
65
      
42