Financial Data of Each Geographical Segment (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Aug. 03, 2013	Jul. 28, 2012	Aug. 03, 2013	Jul. 28, 2012	Feb. 02, 2013
Geographic Reporting Disclosure [Line Items]
Net sales	$ 290,916	$ 268,752	$ 583,699	$ 566,503
Long-lived assets	1,728,337	1,741,376	1,728,337	1,741,376	1,732,781
UNITED STATES
Geographic Reporting Disclosure [Line Items]
Net sales	273,664	254,673	550,893	541,603
Long-lived assets	1,673,700	1,688,561	1,673,700	1,688,561
international geographical segment
Geographic Reporting Disclosure [Line Items]
Net sales	17,252	14,079	32,806	24,900
Long-lived assets	$ 54,637	$ 52,815	$ 54,637	$ 52,815