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Earnings (Loss) Per Share
12 Months Ended
Dec. 31, 2020
Earnings (Loss) Per Share [Abstract]  
Earnings (Loss) Per Share
Note K - Earnings (Loss) Per Share

The following is a reconciliation of the denominators used in the calculation of basic and diluted earnings (loss) per share for the years ended December 31:

 
2020
   
2019
   
2018
 
Average shares outstanding for basic earnings (loss) per share
   
14,140,178
     
14,520,815
     
14,964,812
 
                         
Dilutive effect of share equivalents
   
129,806
     
99,118
     
–
 
                         
Average shares outstanding for diluted earnings (loss) per share
   
14,269,984
     
14,619,933
     
14,964,812