Quarterly report [Sections 13 or 15(d)]

Pension Plans - Schedule of Components of Net Periodic Cost (Details)

v3.26.1
Pension Plans - Schedule of Components of Net Periodic Cost (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Retirement Plan [Member]    
Schedule of Components of Net Periodic Benefit Costs [Line Items]    
Interest cost $ 236 $ 234
Service cost 50 57
Expected return on plan assets (331) (313)
Net periodic expense (benefit) (45) (22)
Postretirement Plan [Member]    
Schedule of Components of Net Periodic Benefit Costs [Line Items]    
Interest cost 47 48
Service cost 4 4
Amortization of net gains (7) (27)
Net periodic expense (benefit) $ 44 $ 25