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1. Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2019
Accounting Policies [Abstract]  
Reconciliations of the amounts used in the computation of both basic earnings per common share and diluted earnings per common share
   Net Earnings
(Dollars in thousands)		  Weighted Average
Number of Shares		  Per Share Amount
Basic earnings per share  $14,067    5,941,873   $2.37 
Effect of dilutive securities:               
Restricted stock units   —      25,438      
Diluted earnings per share  $14,067    5,967,311   $2.36 

 

For the year ended December 31, 2018

 

   Net Earnings
(Dollars in thousands)		  Weighted Average
Number of Shares		  Per Share Amount
Basic earnings per share  $13,382    5,995,256   $2.23 
Effect of dilutive securities:               
Restricted stock units   —      20,240      
Diluted earnings per share  $13,382    6,015,496   $2.22 

 

For the year ended December 31, 2017

 

   Net Earnings
(Dollars in thousands)		  Weighted Average
Number of Shares		  Per Share Amount
Basic earnings per share  $10,268    5,988,183   $1.71 
Effect of dilutive securities:               
Restricted stock units   —      74,667      
Diluted earnings per share  $10,268    6,062,850   $1.69