Revenue from Contract with Customer (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Mar. 30, 2025	Mar. 31, 2024	Mar. 30, 2025	Mar. 31, 2024	Sep. 29, 2024
Deferred Revenue Table [Line Items]
Stored value card liability and current portion of deferred revenue		$ 1,920.1		$ 1,920.1		$ 1,781.2
Revenue Recognition Period Stored Value Cards and Loyalty Program Breakage [Member]
Deferred Revenue Table [Line Items]
Deferred Revenue		2,213.1	$ 2,169.7	1,718.7	$ 1,567.5
Deferred Revenue, Additions		3,496.8	3,456.5	7,911.2	8,143.7
Deferred Revenue, Revenue Recognized, Including Opening Balance Sheet Amounts		3,862.9	3,792.4	7,755.8	7,890.8
Deferred Revenue, Other	[1]	6.2	(14.9)	(20.9)	(1.5)
Deferred Revenue	[2]	1,853.2	1,818.9	1,853.2	1,818.9
Stored value card liability and current portion of deferred revenue		$ 1,700.0	$ 1,700.0	$ 1,700.0	$ 1,700.0

[1] “Other” primarily consists of changes in the stored value cards and loyalty program balances resulting from foreign currency translation.

[2] As of March 30, 2025 and March 31, 2024, approximately $1.7 billion of these amounts were current.