Related Party Transactions Transactions with Golden Gate (Details) (Golden Gate [Member], USD $)	3 Months Ended	12 Months Ended
	Jul. 31, 2010	Jan. 28, 2012	Jan. 28, 2012 Advisory Fees [Member]	Jan. 29, 2011 Advisory Fees [Member]	Jan. 30, 2010 Advisory Fees [Member]
Related Party Transaction [Line Items]
Costs and Expenses, Related Party			$ 0	$ 12,752,000	$ 7,153,000
Management Fee, Minimum Annual Payment Amount		2,000,000
Management Fee Calculation, Percent of Adjusted EBITDA		3.00%
Loss on Contract Termination	$ 10,000,000