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External Debt and Financing Arrangements - Summary of Outstanding Notes (Detail) - USD ($)
$ in Millions
 12 Months Ended
Dec. 27, 2025
Dec. 28, 2024
Debt Instrument [Line Items]    
Total debt $ 2,544.9 $ 2,673.3
Less: current portion 0.0 499.6
Total long-term debt 2,544.9 2,173.7
Senior Notes [Member]    
Debt Instrument [Line Items]    
Total debt 2,176.1 2,673.3
Commercial Paper [Member]    
Debt Instrument [Line Items]    
Total debt 368.8 0.0
4.000% Senior Notes [Member] | 2015 Senior Notes [Member]    
Debt Instrument [Line Items]    
Principal Amount $ 500.0  
Issuance Date 2015-06  
Maturity Date 2025-06  
Total debt $ 0.0 499.6
4.000% Senior Notes [Member] | 2022 Senior Notes [Member]    
Debt Instrument [Line Items]    
Principal Amount $ 450.0  
Issuance Date 2022-03  
Maturity Date 2032-03  
Total debt $ 447.2 446.7
3.250% Senior Notes [Member] | 2019 Senior Notes [Member]    
Debt Instrument [Line Items]    
Principal Amount $ 700.0  
Issuance Date 2019-09  
Maturity Date 2029-09  
Total debt $ 697.2 696.5
4.500% Senior Notes [Member] | 2022 Senior Notes [Member]    
Debt Instrument [Line Items]    
Principal Amount $ 450.0  
Issuance Date 2022-03  
Maturity Date 2052-03  
Total debt $ 436.9 436.4
5.875% Senior Notes [Member] | 2023 Senior Notes [Member]    
Debt Instrument [Line Items]    
Principal Amount $ 600.0  
Issuance Date 2023-06  
Maturity Date 2033-06  
Total debt $ 594.8 $ 594.1