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Share-based Compensation (Details 2) - USD ($)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Shares Outstanding, Beginning balance 55,253 44,420
Shares, Granted 12,500
Shares, Exercised
Shares, Cancelled (2,083) (1,667)
Shares Outstanding, Ending balance 53,170 55,253
Shares, Exercisable 52,649 47,468
Weighted Average Fair Value Per Share, Outstanding, Beginning balance $ 24.80 $ 24.60
Weighted Average Fair Value Per Share, Granted 25.60
Weighted Average Fair Value Per Share, Exercised
Weighted Average Fair Value Per Share, Cancelled
Weighted Average Fair Value Per Share, Outstanding, Ending balance 24.80 24.80
Weighted Average Fair Value Per Share, Exercisable 24.80 24.60
Weighted Average Exercise Price Per Share, Outstanding, Beginning balance 81.20 77.20
Weighted Average Exercise Price Per Share, Granted 92.20
Weighted Average Exercise Price Per Share, Exercised
Weighted Average Exercise Price Per Share, Cancelled
Weighted Average Exercise Price Per Share, Outstanding, Ending balance 81.20 81.20
Weighted Average Exercise Price Per Share, Exercisable $ 81.20 $ 80.00
Weighted Average Remaining Terms (in years), Outstanding, Beginning balance 8 years 4 months 28 days 9 years 1 month 24 days
Weighted Average Remaining Terms (in years), Outstanding, Ending balance 7 years 4 months 24 days  
Weighted Average Remaining Terms (in years), Exercisable 7 years 4 months 20 days 8 years 3 months 18 days
Aggregate intrinsic Value, Outstanding, Beginning balance $ 1,881,869
Aggregate Intrinsic Value, Outstanding, Ending balance  
Aggregate Intrinsic Value, Exercisable