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Pension and other postretirement benefits (Tables)
3 Months Ended
Mar. 31, 2024
Retirement Benefits [Abstract]  
Net Benefit Cost of Pension and Postretirement Benefit Plans
The following table provides information regarding the components of the net benefit (income) expense of the pension and postretirement benefit plans for the three months ended March 31, 2024 and April 2, 2023:
Pension
Other Benefits
Three Months EndedThree Months Ended
March 31, 2024April 2, 2023March 31, 2024April 2, 2023
Service cost$601 $360 $— $— 
Interest cost2,118 4,350 109 186 
Expected return on plan assets(2,201)(6,310)— — 
Net amortization and deferral1,354 2,154 (645)(339)
Settlements
138,139 — — — 
Net benefit expense (income)
$140,011 $554 $(536)$(153)