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Net Income Per Common Share - Antidilutive Securities (Details) - shares
shares in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive stock options (in shares) 276 21
Stock Options    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive stock options (in shares) 103 18
Restricted Shares    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive stock options (in shares) 173 3