CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Per Share data, unless otherwise specified	Jul. 29, 2012	Jan. 29, 2012	Jul. 31, 2011
Preferred stock, par value	$ 0.01	$ 0.01	$ 0.01
Preferred stock, shares authorized	7,500	7,500	7,500
Preferred stock, shares issued
Common stock, par value	$ 0.01	$ 0.01	$ 0.01
Common stock, shares authorized	253,125	253,125	253,125
Common stock, shares issued	98,687	100,451	103,992
Common stock, shares outstanding	98,687	100,451	103,992