Derivative and Financial Instruments (Notional Amounts of Outstanding Derivative Contracts) (Details) - USD ($) $ in Millions	Mar. 31, 2024	Oct. 01, 2023
Coffee Contracts [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 68	$ 266
Cross-Currency Swap [Member]
Derivative [Line Items]
Derivative, Notional Amount	1,746	1,076
Dairy Contracts [Member]
Derivative [Line Items]
Derivative, Notional Amount	52	71
Diesel and Other Contracts [Member]
Derivative [Line Items]
Derivative, Notional Amount	14	7
Foreign Currency Contract - Other [Member]
Derivative [Line Items]
Derivative, Notional Amount	1,191	1,164
Interest Rate Contract [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 350	$ 1,100