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Accrued Insurance Claims - Narratives (Details) | 3 Months Ended
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Apr. 28, 2018 USD ($) state | Apr. 29, 2017 USD ($)
Accrued Insurance Claims [Line Items] |  |
Number of states with state-sponsored insurance fund | state | 2 |
Aggregate stop loss coverage for automobile liability, general liability, and workers' compensation claims before adjustment | $ 78,900,000 |
Insurance liability, annual retained risk loss | 400,000 |
Decrease in accrued insurance claims | 13,900,000 |
Losses Incurred but not Recognized from Insurance Claims | 54,500,000 | $ 53,300,000
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 Accrued Insurance Claims [Line Items] + 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 Annual retained risk of loss under the employee health plan. + 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 The increase (decrease) in insurance liability balances during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 + Details
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