STOCKHOLDERS' EQUITY (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Apr. 29, 2012	Aug. 01, 2010	Jan. 29, 2012	May 01, 2011
Business Acquisition [Line Items]
Preferred stock, par value (in dollars per share)	$ 100		$ 100	$ 100
total shares of common stock convertible preferred stock was converted into	2,095,000
Series A Convertible Preferred Stock [Member]
Business Acquisition [Line Items]
Preferred stock, shares issued (in shares)	4,000	8,000	8,000	8,000
Preferred stock, par value (in dollars per share)	$ 100	$ 100	$ 100	$ 100
Net proceeds from preferred stock issuance		$ 188,595
Convertible Preferred Stock, Value, Aggregate Gross Purchase Price		200,000
Preferred Stock, Liquidation Preference Per Share	$ 25,000
Preferred Stock Conversion Price Into Shares of Common Stock	$ 47.74
total shares of common stock convertible preferred stock is convertible into	4,189,000
Conversion of Preferred stock, amount converted	$ 94,297
Conversion of Preferred stock, shares converted	4,000