Net Gains or Losses Recognized on Economic Exposures Associated With Foreign Currency Exchange Contracts (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jun. 29, 2024	Jul. 01, 2023	Jun. 29, 2024	Jul. 01, 2023
Costs and Expenses
Derivative Instruments, Gain (Loss) [Line Items]
Net gain (loss) on foreign currency denominated assets and liabilities	$ (89)	$ (61)	$ (157)	$ 99
Net gain (loss) on foreign exchange risk management contracts not designated as hedges	60	0	21	(260)
Net gain (loss)	(29)	(61)	(136)	(161)
Interest Expense
Derivative Instruments, Gain (Loss) [Line Items]
Net gain (loss) on foreign currency denominated assets and liabilities	10	(19)	8	(39)
Net gain (loss) on foreign exchange risk management contracts not designated as hedges	(12)	17	(14)	36
Net gain (loss)	(2)	(2)	(6)	(3)
Income Taxes
Derivative Instruments, Gain (Loss) [Line Items]
Net gain (loss) on foreign currency denominated assets and liabilities	17	(15)	(22)	(124)
Net gain (loss) on foreign exchange risk management contracts not designated as hedges	(9)	19	13	106
Net gain (loss)	$ 8	$ 4	$ (9)	$ (18)