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Employee Benefit Plans - Additional Information - Valuation of Employee Share-Based Awards (Details) - 2005 Plan | 12 Months Ended
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Jul. 27, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Award requisite service period | 3 years
Performance base and Market base RSU |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
PRSU allocation between Financial operating goals and TSR | 50.00%
PRSU based on TSR | Minimum |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Award vesting percentage | 0.00%
PRSU based on TSR | Maximum |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Award vesting percentage | 150.00%
PRSU based on financial performance metrics | Minimum |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Award vesting percentage | 0.00%
PRSU based on financial performance metrics | Maximum |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Award vesting percentage | 150.00%
PRSU based on nonfinancial operating goals | Minimum |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Award vesting percentage | 0.00%
PRSU based on nonfinancial operating goals | Maximum |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Award vesting percentage | 100.00%

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- Definition Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition Percentage of vesting of award under share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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