v3.25.4
Stock-Based Compensation Plans (Schedule Of Company's Stock Option Plans) (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Number of Shares (in 000’s)      
Options outstanding Beginning Balance (in shares) 1,218,000    
Options outstanding Ending Balance (in shares) 1,072,000 1,218,000  
Options exercisable (in shares) 904,000    
Weighted Average Exercise Price      
Options outstanding Beginning Balance (in dollars per share) $ 61.33    
Options outstanding Ending Balance (in dollars per share) 68.28 $ 61.33  
Options exercisable (in dollars per share) $ 58.68    
Weighted Average Remaining Life (Years), Options outstanding 4 years 6 months    
Weighted Average Remaining Life (Years), Options exercisable 3 years 10 months 24 days    
Stock Options      
Weighted Average Exercise Price      
Weighted-average fair value of options granted during period $ 76.71 $ 52.50 $ 42.47
Fair value of shares vested $ 2.5 $ 2.7 $ 5.7
Total intrinsic value of options exercised 23.8 22.7 24.3
Aggregate intrinsic value of exercisable options 113.6 95.4 67.7
Cash received from options exercised 9.5 10.5 30.3
Tax benefit realized for tax deductions from exercise of options $ 5.5 $ 4.1 $ 5.0
Before Equitable Adjustment      
Number of Shares (in 000’s)      
Granted (in shares) 50,000    
Exercised (in shares) 189,000    
Canceled (in shares) (7,000)    
Weighted Average Exercise Price      
Granted (in dollars per share) $ 173.50    
Exercised (in dollars per share) 50.38    
Canceled (in dollars per share) $ 89.89