v3.5.0.2

Fair Value (Additional Information) (Details) - USD ($) | Oct. 29, 2016 | Jul. 30, 2016 | Oct. 24, 2015
--- | --- | --- | ---
Fair Value Measurements [Line Items] |  |  |
Senior notes, carrying value | $ 34,789,000,000 | $ 28,642,000,000 |
Level 3 |  |  |
Fair Value Measurements [Line Items] |  |  |
Long term loan receivables and financed service contracts and others carrying value | 3,300,000,000 | 2,600,000,000 |
Level 2 |  |  |
Fair Value Measurements [Line Items] |  |  |
Senior notes, fair value | 36,500,000,000 | 30,900,000,000 |
Senior notes, carrying value | 34,800,000,000 | 28,600,000,000 |
Remaining carrying value of impaired investments | Level 3 |  |  |
Fair Value Measurements [Line Items] |  |  |
Remaining carrying value of the investments that were impaired | 46,000,000 |  | $ 6,000,000
Remaining carrying value of impaired purchased intangibles | Level 3 |  |  |
Fair Value Measurements [Line Items] |  |  |
Remaining carrying value of the investments that were impaired | 11,000,000 |  | $ 0
Investments In Privately Held Companies |  |  |
Fair Value Measurements [Line Items] |  |  |
Carrying value of cost method investments in privately held companies | $ 829,000,000 | $ 829,000,000 |

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- Definition Loan receivables and financed service contracts and others carrying value. + References No definition available. + Details
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Balance Type: | debit
Period Type: | instant

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- Definition This element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value on a nonrecurring basis by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 325 -SubTopic 20 -Section 25 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=29638263&loc=d3e39828-111592 + Details
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- Definition Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: 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(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. + References No definition available. + Details
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