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6. Earnings Per Share (Tables)
9 Months Ended
Sep. 30, 2019
Earnings per share:  
Schedule of computation of basic and diluted earnings per share

The following table reconciles the number of shares used in the computations of basic and diluted earnings per share for the three-months and nine-month periods ended September 30, 2019 and 2018:

 

   Three Months Ended   Nine Months Ended 
   September 30,   September 30, 
   2019   2018   2019   2018 
   (In thousands)   (In thousands) 
Weighted average number of common shares outstanding during the period used to compute basic earnings per share   22,526    22,636    22,378    21,800 
                     
Incremental common shares attributable to exercise of outstanding options and warrants   1,540    2,099    1,724    3,378 
                    
Weighted average number of common shares used to compute diluted earnings per share   24,066    24,735    24,102    25,178