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Employee Benefit Plans - Components of Net Periodic Benefit Cost (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jul. 03, 2022
Jul. 04, 2021
Jul. 03, 2022
Jul. 04, 2021
Retirement Plans        
Defined Benefit Plan Disclosure [Line Items]        
Service cost $ 837 $ 1,020 $ 1,663 $ 1,981
Interest cost 2,671 9,657 5,381 19,764
Expected return on plan assets (2,278) (8,650) (5,143) (18,311)
Amortization of prior service cost 232 235 453 461
Amortization of net actuarial loss 1,181 6,378 2,316 13,249
Effect of settlement loss 74 547,631 430 547,631
Net periodic benefit cost 2,717 556,271 5,100 564,775
Retiree Health and Life Insurance Plans        
Defined Benefit Plan Disclosure [Line Items]        
Service cost 79 95 161 189
Interest cost 66 50 130 100
Expected return on plan assets (110) (111) (222) (224)
Amortization of net actuarial loss (158) (181) (343) (377)
Net periodic benefit cost $ (123) $ (147) $ (274) $ (312)