v3.25.1
Borrowings and Credit Arrangements - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Mar. 29, 2025
Mar. 30, 2024
Mar. 29, 2025
Mar. 30, 2024
Sep. 27, 2021
Interest Rate Swap          
Debt Instrument [Line Items]          
Proceeds from swap $ 1.7 $ 2.4 $ 3.3 $ 12.0  
Secured Term Loan | 2021 Term Loan          
Debt Instrument [Line Items]          
Senior notes, face amount 1,180.0   1,180.0   $ 1,500.0
Revolver | 2021 Revolver          
Debt Instrument [Line Items]          
Revolving credit facility borrowings         $ 2,000.0
Senior Notes | 2028 Senior Notes          
Debt Instrument [Line Items]          
Senior notes, face amount $ 400.0   $ 400.0    
Stated interest rate 4.625%   4.625%    
Senior Notes | 2029 Senior Notes          
Debt Instrument [Line Items]          
Stated interest rate 3.25%   3.25%    
Senior notes $ 950.0   $ 950.0