v2.4.1.9

Commitments and Contingencies (Schedule of Other Commitments) (Details) (Acquisition, USD $) In Millions, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Apr. 25, 2015 | Apr. 26, 2014 | Apr. 25, 2015 | Apr. 26, 2014
Acquisition |  |  |  |
Contingency [Line Items] |  |  |  |
Compensation expense related to acquisitions | $ 72 us-gaap_SalariesAndWages / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember | $ 95 us-gaap_SalariesAndWages / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember | $ 264 us-gaap_SalariesAndWages / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember | $ 505 us-gaap_SalariesAndWages / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember

X
- Definition Expenditures for salaries other than officers. Does not include allocated share-based compensation, pension and post-retirement benefit expense or other labor-related non-salary expense. For commercial and industrial companies, excludes any direct and overhead labor that is included in cost of goods sold. + 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 210.5-03.4) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
Name: | us-gaap_SalariesAndWages
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Details
Name: | us-gaap_SiteContingencyLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration