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Stock-Based Compensation and Similar Arrangements - Narrative (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Tax benefit from compensation expense $ 1.6 $ 1.1 $ 1.4
Fair value of shares vested 3.3 $ 5.2 6.9
Long Term Incentive Plan 2006      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Tax benefit from compensation expense $ 2.6   $ 0.1
Common Stock      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Exercise of employee stock options (in shares) 51,798 372,478 219,054
Restricted Stock      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vested (in shares) (41,365)    
Stock Options and Restricted Stock Units | Non Employee Directors Executive Officers and Certain Key Employees      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Unrecognized compensation cost related to unvested shares $ 15.1    
Weighted-average period of cost recognition 4 years 3 months 3 days    
Minimum | Stock Options      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period 3 years    
Vesting expiration period 5 years    
Minimum | Restricted Stock      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period 3 years    
Maximum | Stock Options      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period 4 years    
Vesting expiration period 7 years    
Maximum | Restricted Stock      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period 4 years