v3.25.4
Pension Benefits (Details)
$ in Thousands
 12 Months Ended
Jan. 03, 2026
USD ($)
plan
Dec. 28, 2024
USD ($)
Dec. 30, 2023
USD ($)
Pension Benefits      
Number of defined benefit pension plans sponsored by company | plan 4    
Percentage of employees covered by defined benefit pension plans 21.40%    
Number of defined benefit pension plans sponsored by company for union employees | plan 3    
Number of defined benefit pension plans sponsored by company for salaried and certain hourly employees | plan 1    
Change in projected benefit obligation:      
Projected benefit obligation at beginning of year $ 153,884 $ 161,334  
Actuarial loss (gain) 214 (14,182)  
Service cost 4,302 5,094 $ 5,204
Interest cost 8,209 7,599 7,436
Benefits paid (6,810) (5,961)  
Projected benefit obligation at end of year 159,799 153,884 161,334
Change in plan assets:      
Fair value of plan assets at beginning of year 176,291 164,783  
Actual return on plan assets 22,297 14,969  
Employer contributions 2,500 2,500 2,500
Benefits paid (6,810) (5,961)  
Fair value of plan assets at end of year 191,778 176,291 $ 164,783
Net amount recognized:      
Other assets 31,979 22,407  
Funded status at the end of the year 31,979 22,407  
Amount recognized in accumulated other comprehensive income (loss) consists of:      
Actuarial gain 28,532 19,408  
Deferred taxes (4,379) (2,098)  
Accumulated other comprehensive income 24,153 17,310  
Accumulated benefit obligations 150,900 144,900  
Pension plans an accumulated benefit obligation 0 0  
Projected benefit obligation $ 0 $ 0