v2.4.0.6

Derivative Instruments (Effect Of Derivative Instruments Designated As Cash Flow Hedges On Other Comprehensive Income And Consolidated Statements Of Operations Summary) (Detail) (USD $) In Millions, unless otherwise specified | 12 Months Ended
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Jul. 28, 2012 | Jul. 30, 2011 | Jul. 31, 2010
Cash Flow Hedging |  |  |
Derivative [Line Items] |  |  |
Gains (losses) recognized in OCI on derivatives (effective portion) | $ (131) | $ 87 | $ 56
Gains (losses) reclassified from AOCI into income (effective portion) | (72) | 108 | (1)
Cash Flow Hedging | Foreign Currency Derivatives |  |  |
Derivative [Line Items] |  |  |
Gains (losses) recognized in OCI on derivatives (effective portion) | (131) | 87 | 33
Cash Flow Hedging | Interest Rate Derivatives |  |  |
Derivative [Line Items] |  |  |
Gains (losses) recognized in OCI on derivatives (effective portion) |  |  | 23
Cash Flow Hedging | Operating Expenses | Foreign Currency Derivatives |  |  |
Derivative [Line Items] |  |  |
Gains (losses) reclassified from AOCI into income (effective portion) | (59) | 89 | (1)
Cash Flow Hedging | Cost Of Sales-Service |  |  |
Derivative [Line Items] |  |  |
Gains (losses) reclassified from AOCI into income (effective portion) | (14) | 17 |
Cash Flow Hedging | Interest Expense | Interest Rate Derivatives |  |  |
Derivative [Line Items] |  |  |
Gains (losses) reclassified from AOCI into income (effective portion) | 1 | 2 |
Net Investment Hedging | Foreign Currency Derivatives |  |  |
Derivative [Line Items] |  |  |
Gains (losses) recognized in OCI on derivatives (effective portion) | $ 23 | $ (10) | $ (2)

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- Definition The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 44C -Subparagraph b -Clause 4 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5624171-113959 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4D -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5624177-113959 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 205G -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5624171-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 205G -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 44C -Subparagraph b -Clause 2 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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