v3.26.1
Stockholders' Deficit - Narrative (Details) - USD ($)
$ / shares in Units, $ in Millions
 3 Months Ended
May 01, 2026
Mar. 31, 2026
Dec. 31, 2025
Mar. 31, 2025
Class of Stock [Line Items]        
Common stock issued under exercise of stock options (in shares)   19,500    
Shares, new issues (in shares)   19,500    
Maximum contractual term of stock options   10 years    
Share-based compensation expense   $ 3.7   $ 4.2
Cash dividend declared per share (in dollars per share)   $ 0.20 $ 0.20 $ 0.20
Dividends, common stock   $ 3.6 $ 3.3  
Subsequent Event        
Class of Stock [Line Items]        
Cash dividend declared per share (in dollars per share) $ 0.20      
Shares to be issued under stock bonus program        
Class of Stock [Line Items]        
Share-based payment arrangement, expense   $ 1.0   $ 0.9
Granted (in shares)   506,244   566,359
Restricted stock awards        
Class of Stock [Line Items]        
Shares granted (in shares)   140,911    
Restricted stock awards | Non Employee Directors        
Class of Stock [Line Items]        
Shares granted (in shares)   120,150    
Restricted stock awards | Non Employee Directors | Minimum        
Class of Stock [Line Items]        
Award vesting period (in years)   1 year    
Restricted stock awards | Non Employee Directors | Maximum        
Class of Stock [Line Items]        
Award vesting period (in years)   3 years    
Market conditions        
Class of Stock [Line Items]        
Shares granted (in shares)   890,030    
Market conditions | Minimum        
Class of Stock [Line Items]        
Grant date fair value of restricted stock (in dollars per share)   $ 2.06    
Market conditions | Minimum | With Grant Date Fair Value Ranging From 2.30 to 2.95        
Class of Stock [Line Items]        
Award vesting period (in years)   3 years    
Market conditions | Maximum        
Class of Stock [Line Items]        
Grant date fair value of restricted stock (in dollars per share)   $ 3.63    
Service conditions        
Class of Stock [Line Items]        
Shares granted (in shares)   529,142    
Service conditions | Non Employee Directors | Maximum        
Class of Stock [Line Items]        
Award vesting period (in years)   3 years    
Bonus Shares        
Class of Stock [Line Items]        
Shares granted (in shares)   506,244    
Shares expected to be issued under the 2021 Employee Stock Purchase Plan | 2021 Employee Stock Purchase Plan | Class A        
Class of Stock [Line Items]        
ESPP shares issued (in shares)   37,671    
Stock options        
Class of Stock [Line Items]        
Compensation cost not yet recognized   $ 1.3    
Compensation cost not yet recognized, period for recognition   1 year 2 months 12 days    
Stock options | With Grant Date Fair Value of $1.03        
Class of Stock [Line Items]        
Granted (in shares)   0    
Restricted stock units        
Class of Stock [Line Items]        
Compensation cost not yet recognized   $ 6.9    
Compensation cost not yet recognized, period for recognition   1 year 9 months 18 days