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Derivative Instruments - Additional Information (Details) $ in Millions | 12 Months Ended
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Jul. 27, 2019 USD ($)
Derivative [Line Items] |
Net derivative gains to be reclassified from AOCI into earnings in next twelve months | $ 2
Derivatives designated as cash flow hedging instruments: |
Derivative [Line Items] |
Derivative average remaining maturity | 24 months
Net investment hedging instruments |
Derivative [Line Items] |
Derivative average remaining maturity | 6 months

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- Definition The estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=112277219&loc=d3e80748-113994 + Details
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Balance Type: | credit
Period Type: | duration

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- Definition Average remaining period until maturity of the derivative contract, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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Period Type: | duration

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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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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |