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Share Based Compensation Plan (Tables)
12 Months Ended
Dec. 31, 2018
Share Based Compensation Plan [Abstract]  
Summary of option activity under Company's plan
  Shares  Weighted-Average Exercise Price  Weighted-Average Remaining Term  Aggregate Intrinsic Value 
             
Outstanding, beginning of year  92,500  $6.97         
Granted  -   -         
Exercised  (28,500)  6.92         
Forfeited  -   -         
Expired  -   -         
Outstanding, end of year  64,000  $6.99   1.11  $605,225 
                 
Exercisable, end of year  64,000  $6.99   1.11  $605,225 
Summary of restricted stock activity under the Company's plan
  Shares  Weighted-Average Value per Share 
       
Nonvested, beginning of year  52,258  $14.91 
         
Granted  16,268   17.66 
Vested  (21,632)  13.95 
Forfeited  -   - 
         
Nonvested, end of year  46,894  $16.31