EARNINGS PER SHARE (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
Basic EPS:
Net income	$ 35,793	$ (8,858)	$ 11,662	$ (418)	$ 32,714	$ (11,306)	$ 10,013	$ (461)	$ 38,179	$ 30,960	$ 37,640
Less: Allocation of earnings to participating securities									(541)	(375)
Net income allocated to common shares									37,638	30,585
Basic weighted average shares outstanding	31,957	31,558	31,010	30,536	30,432	31,139	34,236	36,279	31,278	33,021	37,656
Basic EPS (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 EPS:
Net income	35,793	(8,858)	11,662	(418)	32,714	(11,306)	10,013	(461)	38,179	30,960	37,640
Less: Allocation of earnings to participating securities									(537)	(373)
Net income allocated to common shares									$ 37,642	$ 30,587
Basic weighted average shares outstanding (in shares)	31,957	31,558	31,010	30,536	30,432	31,139	34,236	36,279	31,278	33,021	37,656
Add: Dilutive effect of stock awards									322	257	354
Diluted weighted average shares outstanding (in shares)	32,376	31,558	31,225	30,536	30,603	31,139	34,635	36,279	31,600	33,278	38,010
Diluted earnings per share	$ 1.09	$ (0.28)	$ 0.37	$ (0.01)	$ 1.05	$ (0.36)	$ 0.29	$ (0.01)	$ 1.19	$ 0.92	$ 0.99
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Number of anti-dilutive stock options and SARs outstanding (in shares)									329	1,910	2,746