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Benefit Plans (Tables)
3 Months Ended
Mar. 26, 2022
Retirement Benefits [Abstract]  
Components of Net Periodic Benefit Cost (Income) The components of net periodic benefit cost (income) are as follows:
 For the Quarter Ended
(In thousands) March 26, 2022March 27, 2021
Pension benefits:  
Interest cost$394 $313 
Expected return on plan assets(967)(904)
Amortization of net loss244 378 
Net periodic benefit income$(329)$(213)
Other benefits: 
Service cost$72 $65 
Interest cost103 87 
Amortization of prior service credit(118)(118)
Amortization of net gain(58)(31)
Net periodic benefit (income) cost$(1)$