Consolidated Balance Sheets (Parentheticals) - $ / shares
Jul. 29, 2017
Jan. 28, 2017
Statement of Financial Position [Abstract]    
Preferred stock, par value (usd per share) $ 0.01 $ 0.01
Preferred stock, shares authorized 10,000,000 10,000,000
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0
Common stock, par value (usd per share) $ 0.01 $ 0.01
Common stock, shares authorized 500,000,000 500,000,000
Common stock, shares issued 92,632,000 92,063,000
Common stock, shares outstanding 78,802,000 78,422,000
Treasury stock, shares 13,830,000 13,641,000