v3.25.4
Share-Based Payments - ESPP (Details) - USD ($)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Share-based Compensation Arrangement by Share-based Payment Award      
Proceeds from common shares issued pursuant to ESPP $ 800,000 $ 945,000 $ 1,102,000
ESPP      
Share-based Compensation Arrangement by Share-based Payment Award      
Number of shares authorized 2,100,000    
Option to purchase $ 25,000    
Percentage of discount 15.00%    
Common shares available for issuance 1,600,000    
Common shares issued pursuant to employee share purchase plan (in shares) 57,951 71,221 84,673
Proceeds from common shares issued pursuant to ESPP $ 801,000 $ 945,000 $ 1,100,000
Award term 3 months 3 months 6 months
ESPP | Minimum      
Share-based Compensation Arrangement by Share-based Payment Award      
Expected volatility 32.00% 26.00% 30.00%
Dividend yield 4.10% 4.20% 2.40%
Risk-free interest rate 4.40% 5.30% 4.70%
ESPP | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award      
Expected volatility 37.00% 48.00% 37.00%
Dividend yield 4.70% 4.60% 6.30%
Risk-free interest rate   5.60% 5.40%