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Net Income Per Common Share (Details) - shares
1 Months Ended 3 Months Ended 9 Months Ended
Feb. 29, 2020
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Net Income Per Common Share [Line Items]          
Weighted average number of diluted shares outstanding adjustment (in shares)   103,936 304,324 236,930 441,773
Stock Options [Member]          
Net Income Per Common Share [Line Items]          
Antidilutive securities excluded from computation of EPS   525,738 257,979 488,401 295,043
Options, granted (in shares) 102,500        
Restricted Stock Units [Member]          
Net Income Per Common Share [Line Items]          
Other than options, granted (in shares) 79,994        
Performance Share Awards [Member]          
Net Income Per Common Share [Line Items]          
Other than options, granted (in shares) 81,283        
Performance period       3 years  
Minimum range of target award of stock plan       0.00%  
Maximum range of target award of stock plan       250.00%