Quarterly report pursuant to Section 13 or 15(d)

Share-Based Compensation and Other Benefit Plans - Narrative (Details)

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Share-Based Compensation and Other Benefit Plans - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]    
Share-based compensation $ 924 $ 2,246
Defined contribution plan, cost 200 200
Other Pension, Postretirement and Supplemental Plans    
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]    
Pension and other postretirement benefits cost (reversal of cost), less than $ 100 $ 100
Restricted Stock Units (RSUs)    
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]    
Number of shares available for grant (in shares) 762,259  
Award vesting period 3 years  
Cost not yet recognized, amount $ 1,200  
Cost not yet recognized, period for recognition 1 year 8 months 15 days  
Performance Shares    
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]    
Number of shares authorized (in shares) 484,197  
Award vesting period 3 years  
Cost not yet recognized, amount $ 3,900  
Cost not yet recognized, period for recognition 1 year 11 months 8 days  
Options, outstanding, number (in shares) 345,069  
Performance Shares | Minimum    
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]    
Award vesting period 1 year  
Shares expected to vest, percentage 0.00%  
Performance Shares | Maximum    
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]    
Award vesting period 3 years  
Shares expected to vest, percentage 200.00%  
Change in Control    
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]    
Share-based compensation $ 1,900  
Employees and Directors    
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]    
Number of shares available for grant (in shares) 4,424,600