v3.25.1
Borrowings and Credit Arrangements - Company's Borrowings (Detail) - USD ($)
$ in Millions
Mar. 29, 2025
Sep. 28, 2024
Debt Instrument [Line Items]    
Current portion of long-term debt $ 56.2 $ 37.5
Total long-term debt obligations 2,461.3 2,497.1
Total debt obligations 2,517.5 2,534.6
Term Loan    
Debt Instrument [Line Items]    
Current portion of long-term debt 56.2 37.5
Long term debt obligations. excluding convertible notes 1,121.5 1,158.7
2028 Senior Notes    
Debt Instrument [Line Items]    
Long term debt obligations. excluding convertible notes 397.9 397.6
2029 Senior Notes    
Debt Instrument [Line Items]    
Long term debt obligations. excluding convertible notes $ 941.9 $ 940.8