Consolidated Balance Sheets (Parenthetical) - $ / shares	Jan. 30, 2016	Jan. 31, 2015
Statement Of Financial Position [Abstract]
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	1,000,000	1,000,000
Preferred stock, issued	0	0
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	100,000,000	100,000,000
Common stock, shares issued	61,692,285	61,560,544
Treasury stock, shares	10,877,439	10,877,439