v2.4.1.9

Segment Information and Major Customers (Summary Of Net Revenue For Groups Of Similar Products And Services) (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Apr. 25, 2015 | Apr. 26, 2014 | Apr. 25, 2015 | Apr. 26, 2014
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |
Revenue | $ 12,137 us-gaap_Revenues | $ 11,545 us-gaap_Revenues | $ 36,318 us-gaap_Revenues | $ 34,785 us-gaap_Revenues
Switching |  |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |
Revenue | 3,560 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_SwitchingMember | 3,368 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_SwitchingMember | 11,022 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_SwitchingMember | 10,366 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_SwitchingMember
NGN Routing |  |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |
Revenue | 1,999 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_NextGenerationNetworksMember | 1,925 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_NextGenerationNetworksMember | 5,712 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_NextGenerationNetworksMember | 5,681 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_NextGenerationNetworksMember
Collaboration |  |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |
Revenue | 973 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_CollaborationMember | 909 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_CollaborationMember | 2,912 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_CollaborationMember | 2,859 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_CollaborationMember
Service Provider Video |  |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |
Revenue | 914 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_ServiceProviderVideoMember | 961 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_ServiceProviderVideoMember | 2,561 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_ServiceProviderVideoMember | 2,905 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_ServiceProviderVideoMember
Data Center |  |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |
Revenue | 801 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_DataCenterMember | 662 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_DataCenterMember | 2,340 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_DataCenterMember | 1,868 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_DataCenterMember
Wireless |  |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |
Revenue | 611 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_WirelessMember | 560 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_WirelessMember | 1,827 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_WirelessMember | 1,624 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_WirelessMember
Security |  |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |
Revenue | 412 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_SecurityMember | 361 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_SecurityMember | 1,283 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_SecurityMember | 1,119 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_SecurityMember
Other |  |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |
Revenue | 56 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_OtherProductsMember | 74 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_OtherProductsMember | 182 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_OtherProductsMember | 218 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_OtherProductsMember
Product: |  |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |
Revenue | 9,326 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = us-gaap_ProductMember | 8,820 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = us-gaap_ProductMember | 27,839 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = us-gaap_ProductMember | 26,640 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = us-gaap_ProductMember
Service |  |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |
Revenue | $ 2,811 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_ServiceMember | $ 2,725 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_ServiceMember | $ 8,479 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_ServiceMember | $ 8,145 us-gaap_Revenues / us-gaap_ProductOrServiceAxis = csco_ServiceMember

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- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Article 5 + Details
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