Basis of Presentation and Summary of Significant Accounting Policies, Comprehensive Income (Loss) (Details) - USD ($) $ in Millions	12 Months Ended
	Sep. 30, 2023	Oct. 01, 2022	Oct. 02, 2021
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	$ 3,196
Other comprehensive income (loss)	101	$ (111)	$ 189
Net amount reclassified from accumulated other comprehensive income (loss)	(34)	4	66
Ending balance	3,216	3,196
Accumulated Other Comprehensive Loss [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(403)	(296)	(551)
Ending balance	(336)	(403)	(296)
Currency Translation [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(455)	(154)	(278)
Other comprehensive income (loss)	115	(301)	124
Net amount reclassified from accumulated other comprehensive income (loss)	0	0	0
Ending balance	(340)	(455)	(154)
Defined Benefit Pension and Retiree Health Benefit Plans [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(32)	(67)	(116)
Other comprehensive income (loss)	(53)	32	(5)
Net amount reclassified from accumulated other comprehensive income (loss)	1	3	54
Ending balance	(84)	(32)	(67)
Derivative Instruments [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	84	(75)	(157)
Other comprehensive income (loss)	39	158	70
Net amount reclassified from accumulated other comprehensive income (loss)	(35)	1	12
Ending balance	$ 88	$ 84	$ (75)