Income Taxes (Detail) (USD $)	12 Months Ended
	Feb. 02, 2013	Jan. 28, 2012	Jan. 29, 2011	Jan. 30, 2010
Valuation Allowance, Amount	$ 102,200,000	$ 116,300,000
Income Taxes Paid, Net	100,000	100,000	200,000
Unrecognized Tax Benefits	2,078,000	2,078,000	2,308,000	2,360,000
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	1,500,000
Income Tax Examination, Penalties and Interest Expense	200,000
Liability for Uncertain Tax Positions, Current	2,400,000
Income Tax Examination, Penalties and Interest Accrued	1,600,000
Domestic Tax Authority [Member]
Operating Loss Carryforwards	153,400,000
Tax Credit Carryforward, Amount	1,200,000
Deferred Tax Assets, Tax Credit Carryforwards	200,000
State and Local Jurisdiction [Member]
Operating Loss Carryforwards	266,000,000
Tax Credit Carryforward, Amount	1,100,000
Deferred Tax Assets, Tax Credit Carryforwards	$ 300,000