Intangible Assets, Net (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jun. 29, 2018	Jun. 30, 2017	Jun. 29, 2018	Jun. 30, 2017	Sep. 29, 2017
Finite-Lived Intangible Assets
Gross Carrying Amount	$ 2,718		$ 2,718		$ 2,732
Accumulated Amortization	(1,020)		(1,020)		(891)
Net Carrying Amount	1,698		1,698		1,841
Finite-lived intangible assets, amortization expense	45	$ 43	135	$ 126
Aggregate amortization expense on intangible assets
Remainder of fiscal 2018	46		46
Fiscal 2019	181		181
Fiscal 2020	173		173
Fiscal 2021	170		170
Fiscal 2022	169		169
Fiscal 2023	169		169
Thereafter	790		790
Customer relationships
Finite-Lived Intangible Assets
Gross Carrying Amount	1,424		1,424		1,433
Accumulated Amortization	(367)		(367)		(300)
Net Carrying Amount	1,057		1,057		1,133
Intellectual property
Finite-Lived Intangible Assets
Gross Carrying Amount	1,259		1,259		1,263
Accumulated Amortization	(637)		(637)		(575)
Net Carrying Amount	622		622		688
Other
Finite-Lived Intangible Assets
Gross Carrying Amount	35		35		36
Accumulated Amortization	(16)		(16)		(16)
Net Carrying Amount	$ 19		$ 19		$ 20