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Balance Sheet Information (Narrative) (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Jun. 30, 2017 | Jul. 01, 2016 | Jul. 03, 2015 | Jun. 27, 2014
Investments, Debt and Equity Securities [Abstract] |  |  |  |
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value | $ 0 | $ 0 |  |
Available-for-sale Securities, Cost Basis of Other-than-temporarily Imparied Securities |  | 0 |  |
Depreciation Expense | 581 | 641 | $ 689 |
Capitalized Interest | 4 | 13 | 15 |
Impairment of long-lived assets | 42 | 26 | 0 |
Property, Equipment and Leasehold Improvements, net |  |  |  |
Restricted Cash and Cash Equivalents, Current | 4 | 7 | 7 | $ 4
impairment and accelerated depreciation of long-lived assets | 72 |  | $ 0 |
Other than Temporary Impairment Losses, Investments, Available-for-sale Securities | 0 |  |  |
Cost of revenue [Member] |  |  |  |
Property, Equipment and Leasehold Improvements, net |  |  |  |
impairment and accelerated depreciation of long-lived assets | 35 | $ 53 |  |
Product development [Member] |  |  |  |
Property, Equipment and Leasehold Improvements, net |  |  |  |
impairment and accelerated depreciation of long-lived assets | 35 |  |  |
Marketing and administrative [Member] |  |  |  |
Property, Equipment and Leasehold Improvements, net |  |  |  |
impairment and accelerated depreciation of long-lived assets | 2 |  |  |
Land and Building [Member] |  |  |  |
Property, Equipment and Leasehold Improvements, net |  |  |  |
impairment and accelerated depreciation of long-lived assets | $ 35 |  |  |

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- Definition This item represents the aggregate fair value of investments in debt and equity securities categorized neither as held-to-maturity nor trading securities that have been in a continuous unrealized loss position for twelve months or longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27290-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27337-111563 + Details
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