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Stock Based Compensation , Restricted Stock Activity (Details) - Restricted Stock [Member] - $ / shares
9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Shares    
Outstanding at beginning of period (in shares) 16,958 8,817
Granted (in shares) 12,504 10,634
Vested (in shares) 10,711 669
Forfeited (in shares) 0 0
Outstanding at end of period (in shares) 18,751 18,782
Weighted Average Grant Date Fair Value    
Outstanding at beginning of period (usd per share) $ 18.94 $ 16.44
Granted (usd per share) 16.95 19.20
Vested (usd per share) 18.44 22.60
Forfeited (usd per share) 0.00 0.00
Outstanding at end of period (usd per share) $ 17.90 $ 17.78