Derivative Financial Instruments (Pretax Impact Of Undesignated Derivative Instruments On The Consolidated Statements Of Income) (Details) - USD ($) $ in Millions	12 Months Ended
Sep. 27, 2025	Sep. 28, 2024	Sep. 30, 2023
Derivative [Line Items]
Derivative, Gain (Loss) on Derivative, Net	$ 67	$ 55	$ 117
Cost of Sales	50,879	49,682	50,250
Other Nonoperating Income (Expense)	(47)	(75)	(42)
Not Designated as Hedging Instrument \| Commodity contracts
Derivative [Line Items]
Derivative, Gain (Loss) on Derivative, Net	(53)	66	98
Not Designated as Hedging Instrument \| Foreign exchange contracts
Derivative [Line Items]
Derivative, Gain (Loss) on Derivative, Net	(7)	(2)	(3)
Fair Value Hedging [Member] \| Commodity contracts
Derivative [Line Items]
Derivative, Gain (Loss) on Derivative, Net	87	(12)	19
Cash Flow Hedging [Member] \| Commodity contracts
Derivative [Line Items]
Derivative, Gain (Loss) on Derivative, Net	33	1	0
Cash Flow Hedging [Member] \| Interest Rate Contract [Member]
Derivative [Line Items]
Derivative, Gain (Loss) on Derivative, Net	$ 2	$ 1	$ 2

The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.

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