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Balance Sheet Information (Summary of fair value and amortized cost of investments, by major type)(Details) - USD ($) $ in Millions	Jun. 30, 2017	Jul. 01, 2016
Available-for-sale securities:
Available-for-sale securities, Amortized Cost	$ 1,178	$ 243
Available-for-sale Securities, Accumulated Gross Unrealized Gain (Loss), before Tax	0	0
Available-for-sale securities, Fair Value	1,178	243
Money market funds [Member]
Available-for-sale securities:
Available-for-sale securities, Amortized Cost	594	232
Available-for-sale Securities, Accumulated Gross Unrealized Gain (Loss), before Tax	0	0
Available-for-sale securities, Fair Value	594	232
Time deposits and certificates of deposit [Member]
Available-for-sale securities:
Available-for-sale securities, Amortized Cost	584
Available-for-sale Securities, Accumulated Gross Unrealized Gain (Loss), before Tax	0
Available-for-sale securities, Fair Value	584
Corporate bonds [Member]
Available-for-sale securities:
Available-for-sale securities, Amortized Cost		6
Available-for-sale Securities, Accumulated Gross Unrealized Gain (Loss), before Tax		0
Available-for-sale securities, Fair Value		6
Certificates of deposit [Member]
Available-for-sale securities:
Available-for-sale securities, Amortized Cost		5
Available-for-sale Securities, Accumulated Gross Unrealized Gain (Loss), before Tax		0
Available-for-sale securities, Fair Value		5
Cash and Cash Equivalents [Member]
Available-for-sale securities:
Available-for-sale securities, Fair Value	1,174	230
Other Current Assets [Member]
Available-for-sale securities:
Available-for-sale securities, Fair Value	$ 4	7
Short-term Investments [Member]
Available-for-sale securities:
Available-for-sale securities, Fair Value		$ 6

X

- Definition

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 25
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=65884222&loc=d3e22054-111558

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 5
-Subparagraph (aa)
-URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27232-111563

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=66010992&loc=d3e26610-111562

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- Definition

Amount before tax of unrealized gain (loss) in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

+ References

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.2)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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