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Net Income Per Common Share - Narrative (Details) - shares
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Restricted Stock Award        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Anti-dilutive stock options (in shares) 33,329 12,774 145,427 37,738
Stock Option        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Anti-dilutive stock options (in shares) 51,134 0 51,134 0