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Net Periodic Pension Benefit (Tables)
9 Months Ended
Oct. 02, 2021
Retirement Benefits [Abstract]  
Schedule of Net Periodic Pension Cost for Pension Plans
The following table shows the components of our net periodic pension benefit:
Three Months EndedNine Months Ended
Pension-related itemsOctober 2, 2021September 26, 2020October 2, 2021September 26, 2020
(In thousands)(In thousands)
Service cost (1)
$— $— $— $— 
Interest cost on projected benefit obligation505 723 1,515 2,169 
Expected return on plan assets(1,140)(1,210)(3,420)(3,630)
Amortization of unrecognized gain321 263 963 789 
Net periodic pension benefit$(314)$(224)$(942)$(672)
(1) Service cost is not a part of our net periodic pension benefit as our pension plan is frozen for all participants.