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Derivative Instruments - Effect of Derivative Instruments Not Designated as Hedges on Consolidated Statement of Operations (Details) - Derivatives not designated as hedging instruments - USD ($) $ in Millions | 12 Months Ended
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Jul. 30, 2022 | Jul. 31, 2021 | Jul. 25, 2020
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
GAINS (LOSSES) FOR THE YEARS ENDED | $ (320) | $ 179 | $ 19
Foreign currency derivatives |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
GAINS (LOSSES) FOR THE YEARS ENDED | $ (237) | $ 2 | $ (5)
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Other income (loss), net | Other income (loss), net | Other income (loss), net
Total return swaps—deferred compensation |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
GAINS (LOSSES) FOR THE YEARS ENDED | $ (92) | $ 157 | $ 15
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Operating Expenses | Operating Expenses | Operating Expenses
Equity derivatives |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
GAINS (LOSSES) FOR THE YEARS ENDED | $ 9 | $ 20 | $ 9
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Other income (loss), net | Other income (loss), net | Other income (loss), net

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- Definition Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b)(1) -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959 + Details
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- Definition Indicates line item in statement of income or comprehensive income that includes gain (loss) from derivative. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b)(1) -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959 + 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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