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Pension and Other Postretirement Plans - Narrative (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2023
Dec. 25, 2022
Dec. 26, 2021
Defined Benefit Plan Disclosure [Line Items]      
Expected long-term rate of return on plan assets 3.80%    
Employer contributions $ 18.2 $ 14.0 $ 15.3
Fair Value Measured at Net Asset Value Per Share      
Defined Benefit Plan Disclosure [Line Items]      
Defined benefit plan, plan assets, amount 131.1 119.4  
Pension Benefits      
Defined Benefit Plan Disclosure [Line Items]      
Defined benefit plan, plan assets, amount $ 131.1 $ 119.4 $ 166.2
Expected long-term rate of return on plan assets 3.80% 6.20% 4.50%
Maximum | Equity Securities | Pension Benefits      
Defined Benefit Plan Disclosure [Line Items]      
Target allocation 75.00%    
Maximum | Fixed Income Securities | Pension Benefits      
Defined Benefit Plan Disclosure [Line Items]      
Target allocation 100.00%    
Maximum | Cash and cash equivalents | Pension Benefits      
Defined Benefit Plan Disclosure [Line Items]      
Target allocation 25.00%    
Maximum | Other Investments | Pension Benefits      
Defined Benefit Plan Disclosure [Line Items]      
Target allocation 20.00%    
Minimum | Fixed Income Securities | Pension Benefits      
Defined Benefit Plan Disclosure [Line Items]      
Target allocation 25.00%