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Accrued Insurance Claims (Details) | Jul. 30, 2016 USD ($) | Jan. 23, 2016 USD ($) state | Oct. 24, 2015 USD ($) | Jul. 25, 2015 USD ($)
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Accrued Insurance Claims [Line Items] |  |  |  |
Number of States with State-Sponsored Insurance Fund | state |  | 2 |  |
Insurance liability, annual retained risk loss |  | $ 400,000 | $ 250,000 |
Retained risk of loss per participant for employee health plan for claim amounts that aggregate across all participants in excess of $250,000 |  | 425,000 | 550,000 |
Health plan participant threshold |  | 400,000 | $ 250,000 |
Accrued insurance |  | 88,500,000 |  | $ 87,300,000
Accrued insurance claims, Noncurrent |  | 50,994,000 |  | 51,476,000
Insurance recoveries/receivables related to accrued claims |  | 5,900,000 |  | 9,500,000
Other Current Assets |  |  |  |
Accrued Insurance Claims [Line Items] |  |  |  |
Insurance recoveries/receivables related to accrued claims |  |  |  | 600,000
Non-Current Other Assets |  |  |  |
Accrued Insurance Claims [Line Items] |  |  |  |
Insurance recoveries/receivables related to accrued claims |  | 5,900,000 |  | $ 8,900,000
Scenario, Forecast |  |  |  |
Accrued Insurance Claims [Line Items] |  |  |  |
Aggregate stop loss coverage for automobile liability, general liability, and workers' compensation claims before adjustment | $ 84,600,000 |  |  |
Maximum |  |  |  |
Accrued Insurance Claims [Line Items] |  |  |  |
Retained risk of loss, general liability and workers' compensation, maximum automobile liability |  | $ 1,000,000 |  |

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- Definition Carrying value as of the balance sheet date of obligations incurred through that date and payable to insurance entities and/or claimants to mitigate potential losses from auto liability, general liability, workers compensation, employee group health, and damage claims. Used to reflect the Noncurrent portion of the liabilities. + References No definition available. + Details
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- Definition Aggregate Stop Loss Coverage for Automobile Liability, General Liability, and Workers' Compensation Claims Before Adjustment Increase + References No definition available. + Details
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- Definition The maximum retained risk of loss per occurrence for automobile liability. + References No definition available. + Details
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- Definition Retained risk of loss per participant for employee health plan for claim amounts that aggregate across all participants in excess of $250,000 + References No definition available. + Details
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- Definition Number of States with State-Sponsored Insurance Fund + References No definition available. + Details
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- Definition Carrying value as of the balance sheet date of obligations incurred through that date and payable to insurance entities to mitigate potential loss from various risks or to satisfy a promise to provide certain coverage's to employees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.15(5)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.15(5)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 15 -Subparagraph a -Article 7 + Details
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