Income Taxes - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	6 Months Ended
Aug. 04, 2013
Income Tax [Line Items]
Unrecognized tax benefits, accrued	$ 648
Penalties and interest, accrued	312
Unrecognized tax benefits if recognized, would impact the effective tax rate	548
Tax related balances	6,548
Income tax payable	1,533
Available stand alone tax credits	3,177
Federal
Income Tax [Line Items]
Change in valuation allowance	$ 1,162

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Related Party Tax Expense, Due to Affiliates

+ References

No definition available.

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- Definition

The amount of any current tax-related balances due to affiliates as of the date of each statement of financial position presented.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 17

-Subparagraph (a)

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- Definition

The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 3

-Subparagraph (a)

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-Publisher FASB

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-Glossary Carryforwards

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- Definition

Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Unrecognized Tax Benefit

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Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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-Publisher FASB

-Name Accounting Standards Codification

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The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

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The amount of the change in the period in the valuation allowance for a specified deferred tax asset.

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