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Subsequent Events (Tables)
 12 Months Ended
Dec. 31, 2020
Subsequent Events [Abstract]  
Summary of Effect of Three-for-Two Stock Split on Common Shares Outstanding The following table presents the effect of the three-for-two stock split on common shares outstanding as of the periods stated.

 

 

As of December 31,

 

(unaudited)

 

2020

 

 

2019

 

Common stock outstanding, post-split basis

 

 

8,577,932

 

 

 

8,487,878

 

Basic and diluted earnings per common share, post-split basis

 

$

2.07

 

 

$

0.74

 

Dividends per share on common stock, post-split basis

 

$

0.29

 

 

$

0.38