Condensed Consolidated Statements of Operations (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Nov. 02, 2013	Oct. 27, 2012	Nov. 02, 2013	Oct. 27, 2012
Income Statement [Abstract]
Net sales	$ 657,532	$ 612,548	$ 1,870,236	$ 1,767,831
Cost of sales	291,312	258,149	834,174	763,660
Gross margin	366,220	354,399	1,036,062	1,004,171
Selling, general and administrative expenses	295,813	287,480	871,764	838,954
Operating income	70,407	66,919	164,298	165,217
Interest and investment income/(expense), net	(224)	9	217	(155)
Other non-operating income/(expense), net	(140)	(24)	57	(24)
Income before income taxes	70,043	66,904	164,572	165,038
Income tax provision	28,854	26,156	66,822	64,823
Net income	$ 41,189	$ 40,748	$ 97,750	$ 100,215
Earnings per share:
Basic earnings per share (dollars per share)	$ 0.90	$ 0.85	$ 2.10	$ 2.07
Weighted average shares outstanding	44,967	47,422	45,581	47,638
Diluted earnings per share (dollars per share)	$ 0.89	$ 0.84	$ 2.08	$ 2.05
Weighted average shares outstanding, assuming dilution	45,443	47,973	46,036	48,256