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Employee Benefits - Single-Employer Defined Benefit Pension Plan - Narrative (Details) - USD ($)
$ in Thousands
 12 Months Ended
Jan. 01, 2022
Jan. 02, 2021
Dec. 28, 2019
Retirement Benefits [Abstract]      
Projected benefit obligation $ 105,874 $ 113,827 $ 107,026
Unfunded status 11,605 22,684  
Net adjustment to OCI 6,600 (1,400)  
Decrease in the unfunded obligation 11,100    
Decrease in actuarial gain 7,400    
Decrease in investment gains 4,600    
Employer contributions 1,100 1,493  
Charge due to current year service and interest cost 2,000    
Net periodic pension costs (credit) $ (1,258) $ (896)  
Expected return on plan assets assumption 5.20% 6.00%