Income Taxes (Provision for Income Taxes) (Details) - USD ($) $ in Millions	12 Months Ended
Oct. 02, 2022	Oct. 03, 2021	Sep. 27, 2020
Income Tax Disclosure [Abstract]
Current taxes: U.S. federal	$ 477.6	$ 681.8	$ 49.9
Current taxes: U.S. state and local	164.0	190.0	36.9
Current taxes: Foreign	283.8	409.8	181.4
Total current taxes	925.4	1,281.6	268.2
Deferred taxes: U.S. federal	92.6	10.4	(8.4)
Deferred taxes: U.S. state and local	10.5	(6.4)	(4.8)
Deferred taxes: Foreign	(80.0)	(129.0)	(15.3)
Total deferred taxes	23.1	(125.0)	(28.5)
Total income tax expense	$ 948.5	$ 1,156.6	$ 239.7

Amount of current federal tax expense (benefit) attributable to income (loss) from continuing operations. Includes, but is not limited to, current national tax expense (benefit) for non-US (United States of America) jurisdiction.

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