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Income Taxes Effective Tax Rate Reconciliation (Details)
12 Months Ended
Feb. 02, 2013
Jan. 28, 2012
Jan. 29, 2011
Income Tax Disclosure [Abstract]      
Taxes at federal statutory rates 35.00% 35.00% 35.00%
State income taxes, net of federal tax benefit 1.80% 0.40% 1.30%
Non-cash stock option vesting expense (3.80%) (0.90%) (3.70%)
Non-deductible interest 0.00% (1.20%) (10.60%)
Non-deductible loss on debt extinguishment 0.00% (18.70%) (1.60%)
Other 0.10% 0.10% 0.50%
Valuation allowance and NOL carryforward benefits (33.20%) (14.90%) (18.70%)
Effective tax rate (0.10%) (0.20%) 2.20%