v2.4.0.8

Financing Receivables And Guarantees (Schedule Of Financing Receivables) (Detail) (USD $) In Millions, unless otherwise specified | Oct. 26, 2013 | Jul. 27, 2013 | Oct. 27, 2012 | Jul. 28, 2012
--- | --- | --- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Gross Financing Receivable before Unearned and Credit Loss Allowance | $ 8,639 | $ 8,565 |  |
Unearned income | (264) | (273) |  |
Allowance for Credit Losses | (350) | (344) | (374) | (380)
Total, net | 8,025 | 7,948 |  |
Current | 4,132 | 4,037 |  |
Noncurrent | 3,893 | 3,911 |  |
Lease Receivables |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Gross Financing Receivable before Unearned and Credit Loss Allowance | 3,813 | 3,780 |  |
Unearned income | (264) | (273) |  |
Allowance for Credit Losses | (237) | (238) |  |
Total, net | 3,312 | 3,269 |  |
Current | 1,463 | 1,418 |  |
Noncurrent | 1,849 | 1,851 |  |
Loan Receivables |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Gross Financing Receivable before Unearned and Credit Loss Allowance | 1,808 | 1,649 |  |
Unearned income | 0 | 0 |  |
Allowance for Credit Losses | (93) | (86) |  |
Total, net | 1,715 | 1,563 |  |
Current | 951 | 898 |  |
Noncurrent | 764 | 665 |  |
Financed Service Contracts And Other |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Gross Financing Receivable before Unearned and Credit Loss Allowance | 3,018 | 3,136 |  |
Unearned income | 0 | 0 |  |
Allowance for Credit Losses | (20) | (20) |  |
Total, net | 2,998 | 3,116 |  |
Current | 1,718 | 1,721 |  |
Noncurrent | $ 1,280 | $ 1,395 |  |

X
- Definition Financing Receivable Gross + References No definition available. + Details
Name: | csco_FinancingReceivableGross
Namespace Prefix: | csco_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Unearned Income + References No definition available. + Details
Name: | csco_UnearnedIncome
Namespace Prefix: | csco_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

X
- Definition A valuation allowance for financing receivables that are expected to be uncollectible. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLosses
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Financing receivables that are current. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7A -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953401-111524 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition An amount representing an agreement for an unconditional promise by the maker to pay the Entity (holder) a definite sum of money at a future date more than one year from the balance sheet date, net of any write-downs taken for collection uncertainty on the part of the holder. Such amount may include accrued interest receivable in accordance with the terms of the debt. The debt also may contain provisions and related items including a discount or premium, payable on demand, secured, or unsecured, interest bearing or noninterest bearing, among a myriad of other features and characteristics. This amount does not include amounts related to receivables held-for-sale. + 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 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 17 -Article 5 + Details
Name: | us-gaap_NotesAndLoansReceivableNetNoncurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Net amount of the investment in a contractual right to receive money on demand or on fixed or determinable dates that is recognized as an asset in the creditor's statement of financial position. Examples include, but are not limited to, credit card receivables, notes receivable and receivables relating to lessor's rights to payments from leases other than operating leases that have been recorded as assets. Excludes trade accounts receivable with contractual maturity of one year or less and arose from the sale of goods or services. + 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 210.5-02.3) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 3 -Article 5 + Details
Name: | us-gaap_NotesReceivableNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant