v3.26.1
Components of Net Periodic Benefit Cost (Schedule of Benefit Cost (Increase) (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Pension benefits    
Pension Plans, Postretirement and Other Employee Benefits [Line Items]    
Service cost $ 0 $ 0
Interest cost 298 299
Expected return on plan assets (900) (825)
Amortization of the net loss (gain) 0 0
Net periodic (decrease) increase in benefit cost (602) (526)
Other post-retirement benefits    
Pension Plans, Postretirement and Other Employee Benefits [Line Items]    
Service cost 1 1
Interest cost 171 148
Expected return on plan assets 0 0
Amortization of the net loss (gain) (187) (459)
Net periodic (decrease) increase in benefit cost $ (15) $ (310)