Line Of Credit Facility Available Increase To Current Facility

No definition available.

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Namespace Prefix:	csco_
Data Type:	xbrli:monetaryItemType
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Period Type:	instant

- Definition

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

+ Details

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Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

Reference 1: 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

Reference 2: 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(16))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 3: 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

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

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- Details

Name:	us-gaap_DebtInstrumentAxis=csco_A364DayCreditAgreementWithCertainInstitutionalLendersMember
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Balance Type:
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- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
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- Details

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- Details

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- Details

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- Details

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- Details

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Borrowings (Additional Information) (Details) - USD ($)	Mar. 30, 2017	May 15, 2015	Jan. 27, 2018	Jul. 29, 2017	Jan. 28, 2017
Debt Instrument [Line Items]
Derivative, notional amount			$ 11,720,000,000	$ 11,590,000,000
Line of credit facility, amount outstanding			0
Unsecured revolving credit facility
Debt Instrument [Line Items]
Current borrowing capacity		$ 3,000,000,000
Additional credit facility upon agreement (up to)		$ 2,000,000,000.0
Unsecured revolving credit facility \| 364-Day Credit Agreement With Certain Institutional Lenders \| Revolving Credit Facility
Debt Instrument [Line Items]
Credit facility maximum borrowing capacity	$ 2,000,000,000
Unsecured revolving credit facility \| Federal fund rate plus 0.50%
Debt Instrument [Line Items]
Interest rate based on % above pre-defined market rate		0.50%
Unsecured revolving credit facility \| One-month LIBOR plus 1%
Debt Instrument [Line Items]
Interest rate based on % above pre-defined market rate		1.00%
Unsecured revolving credit facility \| One-month LIBOR plus 1% \| 364-Day Credit Agreement With Certain Institutional Lenders \| Revolving Credit Facility
Debt Instrument [Line Items]
Interest rate based on % above pre-defined market rate	1.00%
Unsecured revolving credit facility \| Eurodollar
Debt Instrument [Line Items]
Interest rate based on % above pre-defined market rate		0.00%
Unsecured revolving credit facility \| Federal Funds Rate \| 364-Day Credit Agreement With Certain Institutional Lenders \| Revolving Credit Facility
Debt Instrument [Line Items]
Interest rate based on % above pre-defined market rate	0.50%
Derivatives designated as hedging instruments: \| Interest rate derivatives
Debt Instrument [Line Items]
Derivative, notional amount			$ 6,750,000,000	$ 6,750,000,000
Commercial paper
Debt Instrument [Line Items]
Commercial paper, maximum borrowing limit (up to)					$ 10,000,000,000.0