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Share-Based Compensation Plans (Schedule Of Weighted-Average Assumptions For PSUs Measured At Fair Value) (Details) - PSUs [Member] - $ / shares
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Weighted-average grant date fair value of market based PSUs granted $ 170.96 $ 164.22
Risk-free rate of return 4.00% 4.40%
Expected volatility 26.30% 27.70%
Expected term 3 years 1 month 6 days 3 years 1 month 6 days
Expected dividend yield 0.00% 0.00%