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Stock-Based Compensation - Restricted Stock Units (Details) - USD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period (in years) 5 years    
Restricted stock units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period (in years) 5 years    
RSUs without Performance Conditions      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Granted (in shares) 558,747 1,123,076 837,576
Unrecognized compensation expense $ 63.1    
Compensation cost not yet recognized, period for recognition (in years) 2 years 4 months 24 days    
Granted (USD per share) $ 55.40 $ 63.76 $ 86.35
Fair value of shares vested in period $ 45.3 $ 24.3 $ 20.9
RSUs with Performance Conditions      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Granted (in shares) 0 168,223 120,314
Unrecognized compensation expense $ 6.8    
Compensation cost not yet recognized, period for recognition (in years) 2 years 9 months 18 days    
Granted (USD per share) $ 0 $ 71.64 $ 87.53
Fair value of shares vested in period $ 3.2 $ 0.0 $ 1.1