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Discontinued Operations - Additional Information (Detail) (USD $) | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Nov. 02, 2013 | Oct. 27, 2012 | Nov. 02, 2013 | Oct. 27, 2012 | Jan. 31, 2013
Deferred Financing Costs [Line Items] |  |  |  |  |
Proceeds from sale |  |  |  |  | $ 18,600,000
Cash reserve in escrow |  |  |  |  | 1,800,000
Period of cash reserved |  |  | 12 months |  |
Service agreement expiration date |  |  | Jan. 31, 2014 |  |
Agreement effective start date |  |  | Feb. 01, 2014 |  |
Term of agreement |  |  | 2 years |  |
Income tax expense (benefit) of discontinued operations | (89,000) | (2,000) | 333,000 | 928,000 |
Expense included in income tax |  |  | 464,000 | 844,000 |
Discontinued Operations [Member] |  |  |  |  |
Deferred Financing Costs [Line Items] |  |  |  |  |
Income tax benefit from favorable adjustment prior year tax return | 169,000 |  | 169,000 |  |
Expense included in income tax | $ 80,000 |  | $ 167,000 |  |

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- Definition Tax effect allocated to a disposal group that is classified as a component of the entity reported as a separate component of income before extraordinary items. Includes the tax effects of the following: income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b),(c) -URI http://asc.fasb.org/extlink&oid=6360339&loc=d3e1361-107760 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32672-109319 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 20 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=18498875&loc=d3e38679-109324 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6892542&loc=d3e957-107759 + Details
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