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Share-Based Payment Arrangements (Summary of the Status of Stock Options) (Details) - USD ($)
6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Share-Based Payment Arrangements [Abstract]    
Stock Options, Outstanding at January 1, 2020 14,157  
Stock options, Granted 0 0
Stock Options, Exercised 0  
Stock Options, Forfeited or Expired 0  
Stock Options, Outstanding at June 30, 2020 14,157  
Stock Options, Exercisable at March 31, 2020 14,157  
Weighted Average Exercise Price, Outstanding at January 1, 2020 $ 6.99  
Weighted Average Exercise Price, Granted 0  
Weighted Average Exercise Price, Exercised 0  
Weighted Average Exercise Price, Forfeited or Expired 0  
Weighted Average Exercise Price, Outstanding at June 30, 2020 6.99  
Weighted Average Exercise Price, Exercisable at June 30, 2020 $ 6.99  
Average Remaining Contractual Term, Outstanding at June 30, 2020 1 year 6 months  
Average Remaining Contractual Term, Exercisable at June 30, 2020 1 year 6 months  
Aggregate Intrinsic Value, Outstanding at June 30, 2020  
Aggregate Intrinsic Value, Exercisable at June 30, 2020