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Benefit Plans
 3 Months Ended
Mar. 31, 2024
Retirement Benefits [Abstract]  
Benefit Plans
14. Benefit Plans:
The following tables present the components of net periodic expense (benefit) for the Company-sponsored defined benefit pension and postretirement plans, which cover certain employees and retirees located in the U.S.
Defined Benefit Pension Plans
Three months ended
March 31,
20242023
Interest cost$808 $871 
Expected return on plan assets(827)(837)
Net periodic (benefit) expense$(19)$34 
Other Postretirement Benefit Plan
Three months ended
March 31,
20242023
Interest cost$6 $6 
Amortization of prior service credit(7)(31)
Amortization of net gain(1)(1)
Net periodic benefit$(2)$(26)
All components of net periodic (benefit) expense other than service cost are presented within other expense (income), net in the Company’s condensed consolidated statements of income.