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Incentive and Deferred Compensation Plans (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Annual Incentive Plan      
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]      
Accrued bonuses $ 2.1 $ 2.6  
Payments to employees $ 2.1 $ 1.1  
401(k) Plan      
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]      
Retirement plan, employer matching contribution, percent of match 100.00% 100.00%  
Retirement plan, employer matching contribution, percent of employees' gross pay (up to) 10.00% 10.00%  
Retirement plan, cost recognized $ 0.8 $ 1.1 $ 2.2
Percent of employee contributions vesting immediately 100.00% 100.00%  
Retirement plan, employer matching contribution, vesting period 4 years