v2.4.0.6

Financing Receivables and Guarantees - Additional Information (Detail) (USD $) | 12 Months Ended
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Jul. 28, 2012 Year | Jul. 30, 2011 | Jul. 31, 2010
Financing Receivables And Guarantees [Line Items] |  |  |
Average term of lease arrangements, years | 4 |  |
Average term of loan arrangements, years | 3 |  |
Revenue recognition range, low end, in years | 1 |  |
Revenue recognition range, high end, in years | 3 |  |
Deferred service revenue associated with financed service contracts and other | $ 1,838,000,000 | $ 2,044,000,000 |
Financing receivables, 91 days past due on accrual status | 109,000,000 | 50,000,000 |
Channel partners revolving short-term financing payment term, minimum (days) | 60 |  |
Channel partners revolving short-term financing payment term, maximum (days) | 90 |  |
Volume of channel partner financing | 21,300,000,000 | 18,200,000,000 | 17,200,000,000
Balance of the channel partner financing subject to guarantees | 1,200,000,000 | 1,400,000,000 |
End-user lease and loan term maximum (years) | Three |  |
Financing provided by third parties for leases and loans on which the Company has provided guarantees | 227,000,000 | 247,000,000 | 180,000,000
Lease Receivables |  |  |
Financing Receivables And Guarantees [Line Items] |  |  |
Amounts greater than 91 days past due | 139,000,000 | 116,000,000 |
Loan Receivables |  |  |
Financing Receivables And Guarantees [Line Items] |  |  |
Amounts greater than 91 days past due | 3,000,000 | 15,000,000 |
Financed Service Contracts & Other |  |  |
Financing Receivables And Guarantees [Line Items] |  |  |
Amounts greater than 91 days past due | 313,000,000 | 230,000,000 |
Credit Loss Allowances |  |  |
Financing Receivables And Guarantees [Line Items] |  |  |
Financing receivable, allowance for credit loss and deferred revenue | 2,387,000,000 | 2,793,000,000 |
Financing receivables, net of unearned income | $ 7,626,000,000 | $ 6,966,000,000 |
Credit Risk Ratings |  |  |
Financing Receivables And Guarantees [Line Items] |  |  |
Financing credit risk rating-investment-lowest | 1 |  |
Financing credit risk rating-investment-highest | 4 |  |
Financing credit risk rating-non investment-lowest | 5 |  |
Financing credit risk rating-non investment-highest | 6 |  |
Financing credit risk rating-substandard | 7 |  |

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- Definition Channel Partner Financing Revolving Short Term Financing Maximum Payment Term Days + References No definition available. + Details
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- Definition Channel Partner Financing Subject To Guarantees + References No definition available. + Details
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- Definition End user lease and loan term maximum. + References No definition available. + Details
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- Definition Financed Service Contracts and Other Deferred Revenue. + References No definition available. + Details
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- Details
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- Definition Financing Receivables Past Due Over Ninety Days On Accrual Status Net Of Unbilled Or Current Receivables. + References No definition available. + Details
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- Definition Third Parties Financing Arrangements With Company Guarantee + References No definition available. + Details
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