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Income Taxes (Details 1)
12 Months Ended
Feb. 02, 2013
Jan. 28, 2012
Jan. 29, 2011
Effective Income Tax Rate, Continuing Operations, Tax Rate Reconciliation [Abstract]      
Provision for income taxes at federal statutory rate 35.00% 35.00% 35.00%
State income taxes, net of federal income tax benefit 4.60% 5.40% 3.80%
Charitable contributions 0.00% 0.00% 4.60%
Nondeductible interest on secured convertible notes 0.00% 0.00% 4.60%
Other nondeductible expenses 0.00% 0.20% 0.70%
Valuation allowance (101.10%) (2.00%) (3.00%)
Other 0.50% 1.20% (1.50%)
Effective tax rate (61.00%) 39.80% 44.20%