v3.26.3
Employee Benefit Plans (Restricted Shares Activity And Related Information) (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Dec. 31, 2024
Average Market Price at Grant            
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value $ 108.84 $ 97.63 $ 108.84 $ 97.63    
Restricted Stock            
Restricted Awards Activity            
Beginning Balance (in shares)     133,624 134,949    
Granted (in shares)     40,923 40,745    
Vested (in shares)     (35,685) (42,120)    
Ending Balance (in shares) 138,862 133,574 138,862 133,574    
Average Market Price at Grant            
Granted (in dollars per share)     $ 128.86 $ 114.75    
Stock-based compensation expense associated with restricted shares, RSUs, and PSUs $ 1,082 $ 908 $ 2,861 $ 2,466    
Unrecognized stock-based compensation expense associated with restricted shares $ 8,723   $ 8,723      
Weighted average period (in years) in which the above amount is expected to be recognized     3 years 3 months 18 days      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value         $ 97.80 $ 84.90
Vested (in dollars per share)     $ 134.90 $ 72.16