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Commitments and Contingencies - Schedule of Financing Guarantees Outstanding (Details) - USD ($) $ in Millions | Jan. 23, 2021 | Jul. 25, 2020
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Loss Contingencies [Line Items] |  |
Maximum potential future payments relating to financing guarantees: | $ 213 | $ 207
Deferred revenue associated with financing guarantees: | (27) | (28)
Total | 186 | 179
Channel partner |  |
Loss Contingencies [Line Items] |  |
Maximum potential future payments relating to financing guarantees: | 205 | 198
Deferred revenue associated with financing guarantees: | (19) | (19)
End user |  |
Loss Contingencies [Line Items] |  |
Maximum potential future payments relating to financing guarantees: | 8 | 9
Deferred revenue associated with financing guarantees: | $ (8) | $ (9)

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- Definition The amounts represent those associated with Financing Guarantee Receivables. + References No definition available. + Details
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Namespace Prefix: | csco_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Maximum potential future payments relating to financing guarantees net of deferred revenue. + References No definition available. + Details
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Namespace Prefix: | csco_
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- Definition Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=121555522&loc=d3e12069-110248 + 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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- Details
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- Details
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