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Benefit Plans
6 Months Ended
Jun. 26, 2021
Retirement Benefits [Abstract]  
Benefit Plans Benefit Plans
The Company sponsors several qualified and nonqualified pension plans and other postretirement benefit plans for certain of its employees.  The components of net periodic benefit cost (income) are as follows:

 For the Quarter EndedFor the Six Months Ended
(In thousands) June 26, 2021June 27, 2020June 26, 2021June 27, 2020
Pension benefits:    
Interest cost$313 $866 $626 $1,724 
Expected return on plan assets(904)(1,495)(1,808)(2,990)
Amortization of net loss379 528 757 988 
Net periodic benefit income$(212)$(101)$(425)$(278)
Other benefits:   
Service cost$65 $56 $130 $117 
Interest cost87 106 174 215 
Amortization of prior service credit(117)(58)(235)(284)
Amortization of net gain(33)(47)(64)(100)
Curtailment gain— $(2,591)— $(2,591)
Net periodic benefit cost (income)$$(2,534)$$(2,643)

The components of net periodic benefit cost (income) other than the service cost component are included in other income, net in the Condensed Consolidated Statements of Income.