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Pension and Other Postretirement Benefits
 9 Months Ended
Sep. 30, 2024
Retirement Benefits [Abstract]  
Pension and Other Postretirement Benefits Pension and Other Postretirement Benefits
Pension and other postretirement benefits (income) cost consisted of the following:
Three Months Ended
September 30,		Nine Months Ended
September 30,
Pensions202420232024 2023
Service cost$5 $622 $340 $1,972 
Interest cost4,228 4,796 13,774 14,492 
Expected return on plan assets(6,959)(7,453)(21,942)(22,436)
Amortization of prior service cost14 88 41 258 
Amortization of actuarial losses547 402 1,747 1,240 
Curtailment gain— — (1,204)(668)
Settlement loss (gain)— — 2,980 (731)
Net periodic benefit income$(2,165)$(1,545)$(4,264)$(5,873)

Three Months Ended
September 30,		Nine Months Ended
September 30,
Other Postretirement Benefits202420232024 2023
Service cost$— $10 $13  $29 
Interest cost230 282 742  842 
Amortization of prior service cost— 3 —  8 
Amortization of actuarial gains(99)(37)(176)(110)
Settlement gain— — (250)— 
Net periodic benefit cost$131 $258 $329  $769 

Curtailment gains and settlement losses (gains) during nine month periods ended September 30, 2024 relate to the completed sale of the Businesses. See Note 4.

The service cost component of net periodic benefit cost is included within Cost of sales and Selling and administrative expenses. The components of net periodic benefit (income) cost other than the service cost component are included in Other expense (income), net on the Condensed Consolidated Statements of (Loss) Income. See Note 15.