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Fair Value Measurements and Investments Cash and Marketable Securities (Details) - USD ($) $ in Millions	Sep. 29, 2017	Jun. 30, 2017	Sep. 30, 2016	Jul. 01, 2016
Cash and Marketable Securities [Abstract]
Cash and cash equivalents	$ 6,886	$ 6,354	$ 4,077	$ 8,151
Short-term marketable securities	35	24
Long-term marketable securities	94	94
Total cash, cash equivalents and marketable securities	$ 7,015	$ 6,472

X

- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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-Topic 210
-SubTopic 10
-Section 45
-Paragraph 1
-Subparagraph (a)
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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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.

+ References

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Cash and Marketable Securities [Abstract]

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Total Cash And Cash Equivalents And Marketable Securities

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