v3.26.1
Stock-Based Compensation (Nature Of Total Stock-Based Compensation) (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation $ 19.4 $ 15.9 $ 38.5 $ 33.4
Share-based Payment Arrangement, Expensed and Capitalized, Amount 19.7 16.2 39.0 33.9
Restricted Stock Units [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation 13.4 12.9 26.8 25.9
Performance Shares [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation 5.2 2.4 10.1 6.2
Employee Stock Purchase Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation $ 1.1 $ 0.9 $ 2.1 $ 1.8