Adjustments Related to Fair Value Hedges Included in Net Interest Expense in Condensed Consolidated Statements of Income (Details) - Interest rate - Interest Expense - USD ($) $ in Millions	3 Months Ended
Dec. 28, 2024	Dec. 30, 2023
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) on pay-floating swaps	$ (195)	$ 432
Gain (loss) on hedged borrowings	195	(432)
Derivative, Gain (Loss) on Derivative, Net	$ (111)	$ (154)

Amount of gain (loss) from the increase (decrease) in fair value of derivative and nonderivative instruments designated as fair value hedging instruments recognized in the income statement.

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Amount of the increase (decrease) in fair value of the hedged item in a fair value hedge recognized in the income statement.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Aggregate net gain (loss) on all derivative instruments recognized in earnings during the period, before tax effects.

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