Basis of Presentation and Summary of Significant Accounting Policies, Property, Plant and Equipment (Details) - USD ($) $ in Millions	12 Months Ended
Sep. 26, 2020	Sep. 28, 2019
Property, plant and equipment [Abstract]
Property, plant and equipment	$ 7,882	$ 7,639
Less accumulated depreciation	(3,321)	(2,925)
Property, plant and equipment, net	$ 4,561	4,714
Buildings and Improvements [Member] \| Minimum [Member]
Property, plant and equipment [Abstract]
Useful life	15 years
Buildings and Improvements [Member] \| Maximum [Member]
Property, plant and equipment [Abstract]
Useful life	40 years
Machinery, Equipment, and Tooling [Member] \| Minimum [Member]
Property, plant and equipment [Abstract]
Useful life	2 years
Machinery, Equipment, and Tooling [Member] \| Maximum [Member]
Property, plant and equipment [Abstract]
Useful life	20 years
Land, Buildings and Improvements [Member]
Property, plant and equipment [Abstract]
Property, plant and equipment	$ 1,669	1,549
Equipment and Construction In Progress [Member]
Property, plant and equipment [Abstract]
Property, plant and equipment	$ 6,213	$ 6,090

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Section 50
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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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-SubTopic 10
-Section S99
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-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

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-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(8))
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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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