Leases - Schedule Supplemental Disclosures (Details) - USD ($) $ in Millions	9 Months Ended
	Jun. 30, 2024	Jul. 02, 2023
Lessee, Lease, Description [Line Items]
Cash paid related to operating lease liabilities	$ 1,223.7	$ 1,234.8
Operating lease liabilities arising from obtaining right-of-use assets	$ 1,548.7	$ 1,245.5
Weighted-average remaining operating lease term	8 years 7 months 6 days	8 years 6 months
Weighted-average operating lease discount rate	3.30%	3.00%