Income Taxes, Income before Income Tax, Domestic and Foreign (Details) - USD ($) $ in Millions	12 Months Ended
Sep. 27, 2024	Sep. 29, 2023	Sep. 30, 2022
Income Tax Disclosure [Abstract]
United States	$ 1.9	$ 484.9	$ 663.0
Foreign	634.5	593.9	813.6
Income before income taxes	$ 636.4	$ 1,078.8	$ 1,476.6

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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+ Details