Annual report [Section 13 and 15(d), not S-K Item 405]

Stock-Based Compensation and Other Compensation Plans - Restricted Stock Units (Details)

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Stock-Based Compensation and Other Compensation Plans - Restricted Stock Units (Details) - 2021 Equity Incentive Plan - RSUs - USD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Restricted Stock Units      
Outstanding at beginning period (in share) 1,606,303    
Granted (in share) 1,517,153    
Forfeited (in share) (90,911)    
Vested (in share) (856,614)    
Outstanding at ending period (in share) 2,175,931 1,606,303  
Weighted-Average Grant Date Fair Value      
Outstanding at beginning period (in dollars per share) $ 11.72    
Granted (in dollars per share) 12.29 $ 10.26 $ 15.06
Forfeited (in dollars per share) 12    
Vested (in dollars per share) 12.13    
Outstanding at ending period (in dollars per share) $ 11.94 $ 11.72  
Awards vested but not issued (in shares) 60,078    
Total fair value of RSUs, vested $ 10.4 $ 7.6 $ 9.8
Compensation cost remaining to be recognized $ 16.4    
Weighted-average period of recognition 10 months 24 days    
First anniversary of the award date      
Weighted-Average Grant Date Fair Value      
Vesting percentage 33.33%    
Second anniversary of the award date      
Weighted-Average Grant Date Fair Value      
Vesting percentage 33.33%    
Third anniversary of the award date      
Weighted-Average Grant Date Fair Value      
Vesting percentage 33.33%