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Supplemental Financial Statement Data - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Mar. 29, 2019	Mar. 29, 2019	Jun. 29, 2018
Finite-Lived Intangible Assets [Line Items]
Reclassification out of in-process research and development	$ (72)	$ (72)	$ (80)
Proceeds on sale of trade accounts receivable	702
Existing technology
Finite-Lived Intangible Assets [Line Items]
Reclassification into existing technology	8	$ 8
Useful life		2 years
In-process research and development
Finite-Lived Intangible Assets [Line Items]
Reclassification out of in-process research and development	$ (8)	$ (8)

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
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Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit.

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The cash inflow associated with the proceeds from sale and collection of receivables during the period.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
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