Composition of Certain Financial Statement Items Other Intangible Assets (Details) - USD ($) $ in Millions	12 Months Ended
	Sep. 28, 2025	Sep. 29, 2024	Sep. 24, 2023
Other intangible assets
Gross Carrying Amount	$ 2,623	$ 2,567
Accumulated Amortization	$ (1,475)	$ (1,323)
Weighted-average amortization period (years)	9 years	9 years
In-process research and development (IPR&D)	$ 0	$ 188
Amortization of intangible assets	321	311	$ 418
Amortization expense, Fiscal 2026	331
Amortization expense, Fiscal 2027	241
Amortization expense, Fiscal 2028	200
Amortization expense, Fiscal 2029	155
Amortization expense, Fiscal 2030	118
Amortization expense, thereafter	103
Technology-based
Other intangible assets
Gross Carrying Amount	2,553	2,498
Accumulated Amortization	$ (1,421)	$ (1,275)
Weighted-average amortization period (years)	9 years	9 years
Other
Other intangible assets
Gross Carrying Amount	$ 70	$ 69
Accumulated Amortization	$ (54)	$ (48)
Weighted-average amortization period (years)	11 years	11 years