Income Taxes (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
Jul. 28, 2012	Jul. 30, 2011	Jul. 28, 2012	Jul. 30, 2011
Income Tax Expense (Benefit) [Line Items]
Effective income tax rate	46.00%	49.00%	40.80%	34.10%
Open tax years, last completed fiscal year			2008-02-02
Deferred tax assets, gross	$ 103,555		$ 103,555
Deferred tax assets, valuation allowance	18,592		18,592
State and Local Jurisdiction [Member]
Income Tax Expense (Benefit) [Line Items]
Operating loss carryforwards, not expected to be realized	$ 18,592		$ 18,592

The sum of the tax effects as of the balance sheet date of the amounts of all future tax deductions arising from temporary differences between tax basis and generally accepted accounting principles basis recognition of assets, liabilities, revenues and expenses, which can only be deducted for tax purposes when permitted under enacted tax laws ( before the valuation allowance, if any, to reduce such sum amount to net realizable value). Includes any tax benefit realized in deferred tax assets for significant impacts of tax planning strategies.

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The sum of the portions of deferred tax assets as of the balance sheet date for which, based on the weight of available evidence, it is more likely than not will not be realized through future reductions of tax-based income.

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- 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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