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Stock Compensation Plan - Schedule of Share-based Compensation, Stock Options, Activity (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Share-based Payment Arrangement [Abstract]      
Shares, Outstanding beginning 68,706    
Shares, Granted 64,405    
Shares, Effect of 5% stock dividend 6,504    
Shares, Forfeited/expired    
Shares, Exercised (3,275) (72,130) (17,540)
Shares, Outstanding ending 136,340 68,706  
Shares, Exercisable 49,558    
Shares, Fully vested options 49,558    
Weighted average exercise price per share, Outstanding beginning $ 17.97    
Weighted average exercise price per share, Granted 23.44    
Weighted average exercise price per share, Forfeited/expired    
Weighted average exercise price per share, Exercised 10.99    
Weighted average exercise price per share, Outstanding ending 19.87 $ 17.97  
Weighted average exercise price per share, Exercisable 14.43    
Weighted average exercise price per share, Fully vested options $ 14.43    
Weighted average remaining contractual term beginning 5 years 1 month 6 days    
Weighted average remaining contractual term ending 6 years 10 months 25 days    
Weighted average remaining contractual term, Exercisable 3 years    
Weighted average remaining contractual term, Fully vested options 3 years    
Aggregate intrinsic value outstanding beginning $ 462    
Aggregate intrinsic value outstanding ending 714 $ 462  
Aggregate intrinsic value, Exercisable 529    
Aggregate intrinsic value, Fully vested options $ 529