Fair Value Measurements Cash and Marketable Securities (Details) - USD ($) $ in Millions	Mar. 31, 2017	Jul. 01, 2016	Apr. 01, 2016	Jul. 03, 2015
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	$ 5,652	$ 8,151	$ 5,887	$ 5,024
Marketable Securities, Current	25	227
Marketable Securities, Noncurrent	89	119
Total Cash And Cash Equivalents And Marketable Securities	$ 5,766	$ 8,497

Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=6506951

Reference 2: http://www.xbrl.org/2003/role/presentationRef
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Reference 4: http://www.xbrl.org/2003/role/presentationRef
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Amount of investments in debt and equity securities, including, but not limited to, held-to-maturity, trading and available-for-sale expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer.

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Total debt and equity financial instruments including: (1) securities held-to-maturity and (2) securities available-for-sale that will be held for the long-term.

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