CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) (USD $)
Apr. 28, 2012
Jan. 28, 2012
Common stock, authorized 100,000,000 100,000,000
Common stock, par value $ 0.01 $ 0.01
Common stock, shares issued 47,921,437 47,432,089
Common stock, shares outstanding 47,921,437 47,432,089