v3.25.4
Pension and Postretirement Benefits (Summary Of Benefit Obligations, Fair Value Of Plan Assets And Funded Status) (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Change in benefit obligation:      
Benefit obligation at beginning of year $ 693.5    
Benefit obligation at end of year 700.9 $ 693.5  
Change in plan assets:      
Fair value of plan assets at beginning of year 675.4    
Fair value of plan assets at end of year 730.7 675.4  
Pension Benefits      
Change in benefit obligation:      
Benefit obligation at beginning of year 693.4 759.3  
Service cost 3.5 3.6 $ 3.3
Interest cost 35.1 34.5 35.9
Amendments 0.7 0.2  
Actuarial (gain) loss (1.4) (51.5)  
Settlements (0.1) (0.5)  
Benefits paid (47.5) (45.3)  
Foreign currency exchange and other 17.8 (6.3)  
Curtailment and settlement loss from discontinued operations 0.0 0.3  
Administrative expenses paid (0.6) (0.9)  
Benefit obligation at end of year 700.9 693.4 759.3
Change in plan assets:      
Fair value of plan assets at beginning of year 675.4 692.4  
Actual return on plan assets 69.6 18.1  
Employer contributions 16.5 16.6  
Settlements (0.1) (0.5)  
Benefits paid (47.5) (45.3)  
Foreign currency exchange and other 17.4 (5.0)  
Administrative expenses paid (0.6) (0.9)  
Fair value of plan assets at end of year 730.7 675.4 692.4
Funded status 29.8 (18.0)  
Postretirement Benefits      
Change in benefit obligation:      
Benefit obligation at beginning of year 2.5 3.0  
Service cost 0.0 0.0 0.0
Interest cost 0.1 0.1 0.2
Amendments 0.0 0.0  
Actuarial (gain) loss 0.2 (0.2)  
Settlements 0.0 0.0  
Benefits paid (0.4) (0.4)  
Foreign currency exchange and other 0.0 0.0  
Curtailment and settlement loss from discontinued operations 0.0 0.0  
Administrative expenses paid 0.0 0.0  
Benefit obligation at end of year 2.4 2.5 3.0
Change in plan assets:      
Fair value of plan assets at beginning of year 0.0 0.0  
Actual return on plan assets 0.0 0.0  
Employer contributions 0.4 0.4  
Settlements 0.0 0.0  
Benefits paid (0.4) (0.4)  
Foreign currency exchange and other 0.0 0.0  
Administrative expenses paid 0.0 0.0  
Fair value of plan assets at end of year 0.0 0.0 $ 0.0
Funded status $ (2.4) $ (2.5)