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Acquisitions - Additional Information (Detail) - USD ($)
$ in Millions
 1 Months Ended 3 Months Ended 12 Months Ended
Feb. 29, 2024
Jun. 20, 2023
Jun. 30, 2023
Jun. 29, 2024
Dec. 27, 2025
Dec. 28, 2024
Dec. 30, 2023
Business Acquisition [Line Items]              
Payments to acquire business net of cash         $ 0.0 $ 135.4 $ 784.1
Spring Well [Member]              
Business Acquisition [Line Items]              
Payments to acquire businesses gross $ 105.6            
Fair value allocated to assets acquired and liabilities assumed $ 105.6            
Business acquisition, percentage of outstanding equity acquired 100.00%            
Business acquisition, goodwill, expected tax non-deductible amount $ 85.2            
Cash acquired from acquisition $ 1.4            
ASSA Businesses [Member]              
Business Acquisition [Line Items]              
Payments to acquire businesses gross   $ 813.9          
Purchase price not yet paid as cash       $ 23.5      
Payments to acquire business net of cash       $ 5.6      
Cash acquired from acquisition   $ 21.9 $ 21.9        
Acquisition-related transaction costs             $ 19.7