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Stock-Based Compensation - Schedule of Allocation of Share-based Compensation Costs by Plan (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Tax benefit $ (0.4) $ (0.1) $ (0.6) $ (0.5)
Stock-based compensation expense, net of tax 7.2 7.8 14.2 15.2
Restricted Stock Units and Performance Restricted Stock Units        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation expenses, before income taxes $ 7.6 $ 7.9 $ 14.8 $ 15.7