Quarterly Financial Information (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Jan. 28, 2017	Oct. 29, 2016	Jul. 30, 2016	Apr. 30, 2016	Jan. 30, 2016	Oct. 31, 2015	Aug. 01, 2015	May 02, 2015	Jan. 28, 2017	Jan. 30, 2016	Jan. 31, 2015
Quarterly Financial Information Disclosure [Abstract]
Total net revenue	$ 1,097,246	$ 940,609	$ 822,594	$ 749,416	$ 1,105,828	$ 919,072	$ 797,428	$ 699,520	$ 3,609,865	$ 3,521,848	$ 3,282,867
Gross profit	388,502	377,816	307,095	293,452	387,951	367,532	285,039	262,212	1,366,927	1,302,734	1,154,674
Income from continuing operations	54,621	75,760	41,592	40,476	81,706	69,265	33,265	29,055	212,449	213,291	88,787
Gain (loss) from discontinued operations, net of tax					(8,465)	4,847
Net income	$ 54,621	$ 75,760	$ 41,592	$ 40,476	$ 73,241	$ 74,112	$ 33,265	$ 29,055	$ 212,449	$ 218,138	$ 80,322
Basic per common share amounts:
Income from continuing operations	$ 0.30	$ 0.41	$ 0.23	$ 0.22	$ 0.42	$ 0.35	$ 0.17	$ 0.15	$ 1.17	$ 1.10	$ 0.46
Discontinued operations						0.03				0.02	(0.04)
Basic net income per common share	0.30	0.41	0.23	0.22	0.42	0.38	0.17	0.15	1.17	1.12	0.42
Diluted per common share amounts:
Income from continuing operations	0.30	0.41	0.23	0.22	0.42	0.35	0.17	0.15	1.16	1.09	0.46
Discontinued operations						0.03				0.02	(0.04)
Diluted net income per common share	$ 0.30	$ 0.41	$ 0.23	$ 0.22	$ 0.42	$ 0.38	$ 0.17	$ 0.15	$ 1.16	$ 1.11	$ 0.42