QUARTERLY FINANCIAL INFORMATION (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	Jul. 30, 2011	Apr. 30, 2011	Feb. 02, 2013	Jan. 28, 2012	Jan. 29, 2011
Quarterly Financial Information [Abstract]
Net sales	$ 527,899	$ 370,583	$ 381,624	$ 365,694	$ 479,096	$ 333,508	$ 352,832	$ 346,483	$ 1,645,800	$ 1,511,919	$ 1,470,590
Gross profit	170,898	79,864	115,174	93,839	150,360	71,163	103,857	85,220	459,775	410,600	416,824
Net income	$ 35,793	$ (8,858)	$ 11,662	$ (418)	$ 32,714	$ (11,306)	$ 10,013	$ (461)	$ 38,179	$ 30,960	$ 37,640
Basic (loss) earnings per common share (in dollars per share)	$ 1.10	$ (0.28)	$ 0.37	$ (0.01)	$ 1.06	$ (0.36)	$ 0.29	$ (0.01)	$ 1.20	$ 0.93	$ 1.00
Diluted (loss) earnings per common share (in dollars per share)	$ 1.09	$ (0.28)	$ 0.37	$ (0.01)	$ 1.05	$ (0.36)	$ 0.29	$ (0.01)	$ 1.19	$ 0.92	$ 0.99
Basic weighted average shares (in shares)	31,957	31,558	31,010	30,536	30,432	31,139	34,236	36,279	31,278	33,021	37,656
Diluted weighted average shares (in shares)	32,376	31,558	31,225	30,536	30,603	31,139	34,635	36,279	31,600	33,278	38,010