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Stock-Based Compensation (Summary Of Stock Award Transactions) (Details) - $ / shares
3 Months Ended 9 Months Ended
Sep. 30, 2025
Jun. 30, 2025
Mar. 31, 2025
Sep. 30, 2024
Jun. 30, 2024
Mar. 31, 2024
Sep. 30, 2025
Sep. 30, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Granted, Number of Share Units 3,316 21,857 155,823 577 23,142 160,694    
Stock Awards [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Granted, Number of Share Units             21,648  
Vested, number of shares             (21,648)  
Granted, Weighted Average Fair Value             $ 37.42 $ 36.82
Vested, Weighted Average Fair Value             $ 37.42