v3.25.2
Components of Net Periodic Benefit Cost (Tables)
6 Months Ended
Jun. 30, 2025
Retirement Benefits [Abstract]  
Net Periodic (Benefit) Increase Cost
Net periodic (benefit) increase cost for pension benefits and other post-retirement benefits for the three and six months ended June 30, 2025 and 2024 includes the following components (in thousands):
Three months ended June 30,Six months ended June 30,
Pension benefitsOther post-retirement benefitsPension benefitsOther post-retirement benefits
20252024202520242025202420252024
Service cost$— — $— — 
Interest cost299 289 148 135 598 578 296 270 
Expected return on plan assets(825)(778)— — (1,650)(1,556)— — 
Amortization of prior service cost— — — — — — — — 
Amortization of the net loss (gain)— 14 (459)(530)— 28 (918)(1,060)
Net periodic (decrease) in benefit cost$(526)(475)(310)(392)$(1,052)(950)(620)(784)