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Earnings per Share (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Earnings per Share [Abstract]    
Net income applicable to common stock $ 6,867 $ 6,740
Basic earnings per share computation [Abstract]    
Weighted average common shares outstanding (in shares) 3,966,161 3,977,911
Earnings per share - basic (in dollars per share) $ 1.73 $ 1.69
Diluted earnings per share computation [Abstract]    
Weighted average common shares outstanding for basic earnings per share (in shares) 3,966,161 3,977,911
Add: Dilutive effects of restricted stock (in shares) 5 57
Weighted average common shares outstanding for dilutive earnings per share (in shares) 3,966,166 3,977,968
Earnings per share - diluted (in dollars per share) $ 1.73 $ 1.69
Restricted Stock [Member]    
Antidilutive Securities [Abstract]    
Antidilutive restricted stock excluded from net income per share calculations (in shares) 4,499 3,358
Restricted Stock [Member] | Minimum [Member]    
Antidilutive Securities [Abstract]    
Antidilutive stock share price range (in dollars per share) $ 51.14 $ 57.36
Restricted Stock [Member] | Maximum [Member]    
Antidilutive Securities [Abstract]    
Antidilutive stock share price range (in dollars per share) $ 74.27 $ 63.19