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Pension Plans and Postretirement Benefits - Narrative (Details)
$ in Millions
 12 Months Ended
Dec. 29, 2024
USD ($)
participant
plan
Dec. 31, 2023
USD ($)
Jan. 01, 2023
USD ($)
Defined Benefit Plan Disclosure [Line Items]      
Domestic qualified defined benefit pension plans | plan 2    
Annuity premiums $ 17.8    
Covered pension plan participant | participant 331    
Settlements $ 9.0 $ 17.3 $ 24.8
Non-cash reduction to stockholders' equity (235.4) (249.6)  
Deferred tax on non-cash reductions to stockholders' equity 74.3 77.0  
Total cost of plan   1.0 1.0
Employer contributions to 401(k) plans $ 30.3 31.4 $ 29.7
Deferred compensation employee contribution vesting percentage 1    
Deferred compensation liabilities $ 111.3 102.2  
Cash surrender value of life insurance $ 111.0 $ 101.3  
Domestic      
Defined Benefit Plan Disclosure [Line Items]      
Expected long-term rate of return 7.05%    
Domestic | Equity securities      
Defined Benefit Plan Disclosure [Line Items]      
Target allocation of plan assets 45.00%    
Domestic | Fixed income instruments      
Defined Benefit Plan Disclosure [Line Items]      
Target allocation of plan assets 55.00%    
Foreign      
Defined Benefit Plan Disclosure [Line Items]      
Expected long-term rate of return 4.84%    
Postretirement Plans      
Defined Benefit Plan Disclosure [Line Items]      
Total cost of plan $ 1.0