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4. Net Earnings Per Share (Tables)
3 Months Ended
Mar. 31, 2020
Earnings Per Share [Abstract]  
Reconciliations of the amounts used in the computation of both basic earnings per common share and diluted earnings per common share
For the three months ended March 31, 2020            
    Net Earnings (Dollars in thousands)   Weighted Average Number of Shares   Per Share Amount
Basic earnings per share   $ 2,367       5,869,938     $ 0.40  
Effect of dilutive securities:                        
Restricted stock units     —         13,440          
Diluted earnings per share   $ 2,367       5,883,378     $ 0.40  

 

For the three months ended March 31, 2019            
    Net Earnings (Dollars in thousands)   Weighted Average Number of Shares   Per Share Amount
Basic earnings per share   $ 3,667       5,996,488     $ 0.61  
Effect of dilutive securities:                        
Restricted stock units     —         24,369          
Diluted earnings per share   $ 3,667       6,020,857     $ 0.61