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Share-Based Compensation Plans - Stock Option Fair Value Assumptions (Details) - Stock options
9 Months Ended
Sep. 30, 2025
$ / shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Volatility 26.70%
Risk-free interest rate 4.10%
Dividend yield 1.23%
Expected term (in years) 5 years 6 months
Weighted-average fair value / share (in usd per share) $ 36.94