Equity Method and Other Investments (Equity Method Investments) (Narrative) (Details) - USD ($)	12 Months Ended
	Sep. 29, 2024	Oct. 01, 2023	Oct. 02, 2022
Schedule of Equity Method Investments [Line Items]
Related product and distribution costs	$ 58,600,000	$ 85,600,000	$ 76,500,000
Revenue From Related Parties	62,600,000	85,700,000	$ 80,900,000
Increase (Decrease) in Due from Affiliates, Current	12,200,000	19,100,000
Equity Method Investments	$ 424,100,000	$ 415,700,000
North American Coffee Partnership [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	50.00%
Equity Method Investments - Carrying Value	$ 112,300,000
Equity Method Investments - Carrying Value	$ 112,300,000
Tata Starbucks Limited (India) [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	50.00%
Equity Method Investments - Carrying Value	$ 41,100,000
Equity Method Investments - Carrying Value	41,100,000
Valor Siren Ventures I, II L.P.
Schedule of Equity Method Investments [Line Items]
Equity Method Investments - Carrying Value	211,900,000
Equity Method Investments - Carrying Value	$ 211,900,000