Condensed Consolidated Statements of Income (Unaudited) (USD $) In Thousands, except Share data	3 Months Ended		6 Months Ended
	Jul. 30, 2011	Jul. 31, 2010	Jul. 30, 2011	Jul. 31, 2010
Condensed Consolidated Statements of Income [Abstract]
Revenues	$ 831,777	$ 787,697	$ 1,680,364	$ 1,591,610
Cost of goods sold (including occupancy, distribution and buying expenses)	555,111	532,066	1,117,497	1,068,617
Selling, general and administrative expenses	227,905	225,337	457,467	443,356
Gain on sale of property and equipment	599	985	1,263	1,793
Asset impairment and exit costs	(853)	1,059	(737)	1,277
Operating income	50,213	30,220	107,400	80,153
Interest expense, net	(12,396)	(12,571)	(24,921)	(25,504)
Income before income taxes	37,817	17,649	82,479	54,649
Income tax expense	12,802	5,200	25,595	17,857
Net income	$ 25,015	$ 12,449	$ 56,884	$ 36,792
Basic and diluted net income per share	$ 0.55	$ 0.27	$ 1.24	$ 0.77
Weighted average shares outstanding:
Basic	45,179,482	46,704,496	45,795,534	47,499,816
Diluted	45,349,274	46,706,537	46,016,363	47,500,837