CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares	Apr. 30, 2016	Jan. 30, 2016	May. 02, 2015
Statement Of Financial Position [Abstract]
Preferred stock, par value	$ 0.01	$ 0.01	$ 0.01
Preferred stock, shares authorized	5,000,000	5,000,000	5,000,000
Preferred stock, issued	0	0	0
Preferred stock, outstanding	0	0	0
Common stock, par value	$ 0.01	$ 0.01	$ 0.01
Common stock, shares authorized	600,000,000	600,000,000	600,000,000
Common stock, shares issued	249,566,000	249,566,000	249,566,000
Common stock, shares outstanding	180,804,000	180,135,000	195,061,000
Treasury stock, shares	68,762,000	69,431,000	54,500,000