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Stock-Based Compensation - Share-based Compensation Expense (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock-based compensation expense $ 7.8 $ 5.1
Stock option compensation expense    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock-based compensation expense 0.1 0.2
RSU compensation expense    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock-based compensation expense 3.4 3.6
PSU compensation expense    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock-based compensation expense $ 4.3 $ 1.3