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Share-Based Compensation Plans (Textuals) (Details) - USD ($)
shares in Millions, $ in Millions
3 Months Ended 9 Months Ended
May 24, 2023
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Share-based Compensation Arrangement by Share-based Payment Award          
Share-based compensation   $ 18.0 $ 10.0 $ 45.0 $ 28.0
Proceeds from exercise of employee stock options       45.0 $ 6.0
Additional shares registered for issuance (in shares) 2.7        
Commons tock available for future awards (in shares) 5.6        
Total intrinsic value of options exercised       119.0  
Stock options          
Share-based Compensation Arrangement by Share-based Payment Award          
Unamortized compensation expense   6.0   $ 6.0  
Weighted average period       2 years 10 months 24 days  
Restricted stock units          
Share-based Compensation Arrangement by Share-based Payment Award          
Unamortized compensation expense   31.0   $ 31.0  
Weighted average period       3 years 1 month 6 days  
Performance share units          
Share-based Compensation Arrangement by Share-based Payment Award          
Unamortized compensation expense   $ 17.0   $ 17.0  
Weighted average period       2 years