v2.4.0.6

Borrowings (Schedule Of Long-Term Debt) (Parenthetical) (Detail) | 12 Months Ended
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Jul. 28, 2012
Floating-Rate Notes, Due 2014 |
Debt Instrument [Line Items] |
Debt instrument maturity | 2014
1.625% Fixed-Rate Notes, Due 2014 |
Debt Instrument [Line Items] |
Fixed interest rate | 1.625%
Debt instrument maturity | 2014
2.90% Fixed-Rate Notes, Due 2014 |
Debt Instrument [Line Items] |
Fixed interest rate | 2.90%
Debt instrument maturity | 2014
5.50% Fixed-Rate Notes, Due 2016 |
Debt Instrument [Line Items] |
Fixed interest rate | 5.50%
Debt instrument maturity | 2016
3.15% Fixed-Rate Notes, Due 2017 |
Debt Instrument [Line Items] |
Fixed interest rate | 3.15%
Debt instrument maturity | 2017
4.95% Fixed-Rate Notes, Due 2019 |
Debt Instrument [Line Items] |
Fixed interest rate | 4.95%
Debt instrument maturity | 2019
4.45% Fixed-Rate Notes, Due 2020 |
Debt Instrument [Line Items] |
Fixed interest rate | 4.45%
Debt instrument maturity | 2020
5.90% Fixed-Rate Notes, Due 2039 |
Debt Instrument [Line Items] |
Fixed interest rate | 5.90%
Debt instrument maturity | 2039
5.50% Fixed-Rate Notes, Due 2040 |
Debt Instrument [Line Items] |
Fixed interest rate | 5.50%
Debt instrument maturity | 2040

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- Definition Debt Instrument Maturity + References No definition available. + Details
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Namespace Prefix: | csco_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Interest rate stated in the contractual debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: 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(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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- Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration