v3.26.1
Employee Benefits - Director Pension Plan (Details) - Director Pension Plan - USD ($)
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Employee Benefits      
Accrued retirement liabilities $ 6,900,000   $ 6,800,000
Net periodic pension cost $ 160,000 $ 162,000