v3.26.1
Stock-based Compensation (Details) - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended 6 Months Ended
May 08, 2026
Apr. 02, 2026
Dec. 31, 2024
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Subsidiary Equity Plan              
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]              
Awards granted, fair value per unit (in usd per share) $ 9.00            
Compensation expense (income/decrease)       $ 3.0 $ 0.9 $ 5.7 $ 1.8
Compensation expense remaining to be recognized, awards excluding stock options       16.3   $ 16.3  
Compensation expense remaining to be recognized, period           1 year 7 months 6 days  
Stock options granted (in shares) 252,580            
RSUs              
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]              
Awards granted (in shares)           2,189,295  
Grant date fair value           $ 11.6  
Awards granted, fair value per unit (in usd per share)           $ 5.30  
Compensation expense (income/decrease)       2.2 7.0 $ 3.8 10.9
Compensation expense remaining to be recognized, awards excluding stock options       12.6   $ 12.6  
Compensation expense remaining to be recognized, period           1 year 10 months 24 days  
Stock options              
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]              
Compensation expense (income/decrease)       0.5 1.5 $ 0.9 2.5
Compensation expense remaining to be recognized, awards excluding stock options       2.7   $ 2.7  
Compensation expense remaining to be recognized, period           1 year 10 months 24 days  
Stock options granted (in shares)   614,865          
Granted (in usd per share)   $ 6.00          
Weighted average grant date fair value per share (in usd per share)   $ 2.36          
Expiration period (in years)   10 years          
Expected volatility rate   60.00%          
Expected term   5 years 6 months          
Risk-free rate of return   3.93%          
Cash Settled Stock Appreciation Rights (SARs)              
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]              
Awards granted (in shares)     30,000        
Compensation expense (income/decrease)       $ 0.0 $ (0.2) $ 0.0 $ (0.7)
SARs              
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]              
Expected volatility rate           70.00%  
Expected term           1 year  
Risk-free rate of return           3.00%  
SARs | Accelsius Holdings LLC              
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]              
Base price for awards (in usd per share)     $ 12.175