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UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS Parenthetical (USD $)
Jul. 30, 2011
Jan. 29, 2011
Stockholders' Investment:    
Preferred stock, par value $ 0.01 $ 0.01
Preferred stock, shares authorized 1,000,000 1,000,000
Preferred stock, shares issued 0 0
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 80,000,000 80,000,000
Common stock, shares issued 37,398,480 37,130,646
Treasury stock, shares 10,195,990 9,223,038