Summary of Significant Accounting Policies (Details 7) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
May 04, 2013	Apr. 28, 2012	Feb. 02, 2013
Income Taxes
Income tax expense	$ 918	$ 1,251
Effective tax rate (as a percent)	36.10%	37.00%	37.10%
Total amount of gross unrecognized tax benefits	1,032		1,027
Amount of unrecognized tax benefit that, if recognized, would affect the effective tax rate	671
Total amount of interest and penalties recognized	12	15
Total amount of accrued interest and penalties	$ 302		$ 290
Federal tax
Income Taxes
Period of statute of limitation	3 years
State tax
Income Taxes
Period of statute of limitation	4 years

A ratio calculated by dividing the reported amount of income tax expense attributable to continuing operations for the period by GAAP-basis pretax income from continuing operations.

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The sum of the current income tax expense or benefit and the deferred income tax expense or benefit pertaining to continuing operations.

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- Definition

This element represents the total of accruals as of the date of the statement of financial position for interest recognized for an underpayment of income taxes computed by applying the applicable statutory rate of interest to the difference between a tax position recognized for financial reporting purposes and the amount previously taken or expected to be taken in a tax return of the entity and the amount of statutory penalties for a tax position claimed or expected to be claimed by the entity, in its tax return, that does not meet the minimum statutory threshold to avoid payment of penalties.

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- Definition

This element represents the total of interest expense recognized for an underpayment of income taxes computed by applying the applicable statutory rate of interest to the difference between a tax position recognized for financial reporting purposes and the amount previously taken or expected to be taken in a tax return of the entity and the amount of statutory penalties in the period in which the entity claims or expects to claim a tax position, in its tax return, that does not meet the minimum statutory threshold to avoid payment of penalties.

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