Leases - Schedule of Lease Cost (Details) - USD ($) $ in Millions		3 Months Ended
		Dec. 29, 2024	Dec. 31, 2023
Lessee, Lease, Description [Line Items]
Operating lease costs	[1]	$ 458.8	$ 417.4
Variable lease costs		293.4	271.9
Short-term lease costs		5.5	7.7
Total lease costs		$ 757.7	$ 697.0

[1] Includes immaterial amounts of sublease income and rent concessions.