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Income Taxes (Schedule Of Income Tax Expense (Benefit) And Effective Tax Rates) (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		12 Months Ended
	May 04, 2013	Apr. 28, 2012	Feb. 02, 2013	Jan. 28, 2012	Jan. 29, 2011
Income Tax Disclosure [Abstract]
(Loss) income before income taxes	$ 2,678	$ (1,928)	$ 34,094	$ 26,237	$ 11,776
Income tax (benefit) expense	$ 1,108	$ (771)	$ 14,069	$ 10,159	$ 4,753
Effective tax rate	41.40%	40.00%	41.30%	38.70%	40.40%

- Definition

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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- Definition

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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