v3.25.4
Share-based Compensation Plans: Restricted Stock (Details) - USD ($)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Unrecognized compensation expense $ 14,900,000    
Weighted-average recognition period 2 years 1 month 6 days    
Restricted Stock      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period 3 years    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number 285,324 231,942  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value $ 58.01   $ 56.68
Performance Shares, Granted in Period 187,983    
Granted (usd per share) $ 60 $ 53.58 $ 63.33
Shares Vested (103,344)    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value $ 58.71    
Shares Forfeited (31,257)    
Forfeited (usd per share) $ 57.74    
Restricted Stock and RSUs, total fair value of shares vested $ 6.4 $ 4.5 $ 5.9
Unrecognized compensation expense $ 10,800,000    
Weighted-average recognition period 2 years 1 month 6 days