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Employee Benefit Plans - Stock Option Activity (Details) - $ / shares
3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Number        
Exercised (in shares) (3,850) (3,075) (31,400) (19,040)
Officer and Employee Plans [Member]        
Number        
Outstanding (in shares)     79,667  
Exercised (in shares)     (31,400)  
Outstanding (in shares) 48,267   48,267  
Weighted Average Exercisable Price        
Weighted Average Exercisable Price, Outstanding (in dollars per share)     $ 10.17  
Weighted Average Exercisable Price Exercised (in dollars per share)     8.39  
Weighted Average Exercise Price, Outstanding (in dollars per share) $ 11.33   $ 11.33