Supplemental Financial Information (Details) - USD ($) $ in Millions	Mar. 28, 2025	Sep. 27, 2024
Condensed Financial Information Disclosure [Abstract]
Prepaid expenses	$ 214.5	$ 234.8
Other	264.2	249.9
Total other current assets	478.7	484.7
Accrued customer liabilities	187.4	192.2
Accrued taxes	41.9	52.5
Short-term operating lease liabilities	24.3	20.2
Other	56.2	38.1
Total other current liabilities	$ 309.8	$ 303.0