QUARTERLY FINANCIAL DATA (UNAUDITED) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended												12 Months Ended
	Feb. 02, 2013		Oct. 27, 2012		Jul. 28, 2012		Apr. 28, 2012		Jan. 28, 2012	Oct. 29, 2011	Jun. 30, 2011	Apr. 30, 2011	Feb. 02, 2013	Jan. 28, 2012	Jan. 29, 2011
Net sales	$ 533,380		$ 450,574		$ 470,816		$ 500,505		$ 497,592	$ 444,378	$ 452,690	$ 484,399	$ 1,955,275	$ 1,879,059	$ 1,841,755
Gross profit	148,599		138,133		131,758		147,842		137,701	135,966	126,931	137,942	566,332	538,540	527,018
Net income	$ 6,556		$ 6,561		$ 6,054		$ 10,458		$ 9,796	$ 9,032	$ 5,086	$ 9,514	$ 29,629	$ 33,428	$ 29,587
Net income per share
Basic (in dollars per share)	$ 0.18		$ 0.18		$ 0.17		$ 0.28		$ 0.27	$ 0.24	$ 0.13	$ 0.24	$ 0.81	$ 0.88	$ 0.76
Diluted (in dollars per share)	$ 0.18		$ 0.18		$ 0.17		$ 0.28		$ 0.26	$ 0.24	$ 0.13	$ 0.24	$ 0.81	$ 0.87	$ 0.75
Cash dividends paid per share (in dollars per share)	$ 0.25	[1]	$ 0.06	[1]	$ 0.06	[1]	$ 0.06	[1]	$ 0.05	$ 0.05	$ 0.05	$ 0.05	$ 0.43	$ 0.20	$ 0.16

[1] The $0.25 cash dividend per share paid in the fourth quarter of 2012 consists of a one-time special dividend of $0.19 and the $0.06 regular quarterly dividend.