v3.26.1
Stock-Based Compensation - Stock-based Compensation Expense (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Stock-Based Compensation    
New grants or other changes in stock options outstanding 0  
RSUs    
Stock-Based Compensation    
Stock-based Compensation Expense $ 1.0 $ 1.0
Associated tax benefit from stock-based compensation expense 0.3 0.2
Unrecognized compensation expense $ 8.8  
Period for unrecognized compensation expense expected to be recognized 3 years  
PSUs    
Stock-Based Compensation    
Stock-based Compensation Expense $ 0.6 0.7
Associated tax benefit from stock-based compensation expense 0.1 $ 0.2
Unrecognized compensation expense $ 7.2  
Period for unrecognized compensation expense expected to be recognized 2 years 3 months  
Employee Stock Option    
Stock-Based Compensation    
Unrecognized compensation expense $ 0.0