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CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) - $ / shares
May 04, 2019
Feb. 02, 2019
May 05, 2018
Statement Of Financial Position [Abstract]      
Common stock, par value per share $ 0.01 $ 0.01 $ 0.01
Common stock, shares authorized 50,000,000 50,000,000 50,000,000
Common stock, shares issued 20,527,905 20,529,227 20,529,227
Treasury shares, shares 5,837,164 5,154,243 4,452,661