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Employee Benefits - Employee Pension Plan (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Employee Benefits        
Employee benefit contribution amount $ 735,000 $ 626,000 $ 2,200,000 $ 2,000,000
Employee Pension Plan        
Employee Benefits        
Net periodic pension cost       $ 390,000
Contribution received as result of overfunding $ 739,000      
Company contributions for the plan     $ 480,000,000,000