Consolidated Statements of Operations (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jul. 28, 2012	Jul. 30, 2011	Jul. 28, 2012	Jul. 30, 2011
Income Statement [Abstract]
Net sales	$ 1,218,037	$ 1,167,135	$ 2,512,518	$ 2,394,409
Cost of sales	740,202	706,599	1,522,235	1,439,744
Gross margin	477,835	460,536	990,283	954,665
Selling and administrative expenses	412,220	379,347	830,538	766,514
Depreciation expense	26,271	21,428	51,559	42,092
Operating profit	39,344	59,761	108,186	146,059
Interest expense	(895)	(1,334)	(1,231)	(1,835)
Other income (expense)	(38)	54	(1)	166
Income from continuing operations before income taxes	38,411	58,481	106,954	144,390
Income tax expense	16,321	22,767	44,084	56,145
Income from continuing operations	22,090	35,714	62,870	88,245
Loss from discontinued operations, net of tax benefit of $10, $20, $32 and $60, respectively	(15)	(31)	(49)	(91)
Net income	$ 22,075	$ 35,683	$ 62,821	$ 88,154
Earnings per common share - basic
Continuing operations	$ 0.37	$ 0.51	$ 1.01	$ 1.22
Discontinued operations	$ 0	$ 0	$ 0	$ 0
Earnings per common share - basic (in dollars per share)	$ 0.37	$ 0.51	$ 1.01	$ 1.22
Earnings per common share - diluted
Continuing operations	$ 0.36	$ 0.50	$ 1.00	$ 1.21
Discontinued operations	$ 0	$ 0	$ 0	$ 0
Earnings per common share - diluted (in dollars per share)	$ 0.36	$ 0.50	$ 1.00	$ 1.20
Weighted-average common shares outstanding:
Basic	60,466	70,130	62,292	72,088
Dilutive effect of share-based awards	531	919	779	1,089
Diluted	60,997	71,049	63,071	73,177