Summary of Significant Accounting Policies Net Loss Per Common Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Feb. 02, 2013	Jan. 28, 2012	Jan. 29, 2011
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Current Fiscal Year End Date	--02-02
Net loss (a)	$ (27,676)	$ (48,064)	$ (25,868)
Weighted average number of common shares outstanding — Basic	48,874,842	46,451,262	33,326,200
Weighted average number of common shares outstanding — Diluted	48,874,842	46,451,262	33,326,200
Net loss per common share	$ (0.57)	$ (1.03)	$ (0.78)
Net loss per common share — assuming dilution	$ (0.57)	$ (1.03)	$ (0.78)
Gains (Losses) on Extinguishment of Debt	$ 500	$ 25,679	$ 1,235
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	3,920,000	5,563,000	4,719,000