XML 73 R64.htm IDEA: XBRL DOCUMENT v3.22.1
Employee Benefit Plans - Components of Net Periodic Benefit Cost (Details) - USD ($)
$ in Thousands
 3 Months Ended
Apr. 03, 2022
Apr. 04, 2021
Retirement Plans    
Defined Benefit Plan Disclosure [Line Items]    
Service cost $ 826 $ 961
Interest cost 2,710 10,107
Expected return on plan assets (2,865) (9,661)
Amortization of prior service cost 221 226
Amortization of net actuarial loss 1,135 6,871
Effect of settlement loss 356 0
Net periodic benefit cost 2,383 8,504
Retiree Health and Life Insurance Plans    
Defined Benefit Plan Disclosure [Line Items]    
Service cost 82 94
Interest cost 64 50
Expected return on plan assets (112) (113)
Amortization of net actuarial loss (185) (196)
Net periodic benefit cost $ (151) $ (165)