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Defined Benefit Plans (Tables)
6 Months Ended
Jun. 30, 2024
Retirement Benefits [Abstract]  
Net Periodic Cost (Benefit)
The components of the combined net periodic expense (benefit) for our defined benefit pension plans are presented in the table below.
Three Months Ended
June 30,
Six Months Ended
June 30,
2024202320242023
Expected return on plan assets, net of expenses$(2,412)$(2,740)$(4,823)$(5,480)
Interest cost on projected benefit obligation1,661 1,746 3,323 3,492 
Net amortization and deferral419 870 837 1,740 
Net periodic expense (benefit)$(332)$(124)$(663)$(248)