UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Aug. 01, 2015	Aug. 02, 2014	Aug. 01, 2015	Aug. 02, 2014
UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS [Abstract]
Net sales	$ 199,261	$ 193,918	$ 469,085	$ 455,827
Cost of goods sold, including wholesale, logistics and store occupancy costs	134,082	129,510	304,192	293,223
Gross profit	65,179	64,408	164,893	162,604
Store operating, selling and administrative expenses	50,181	46,625	101,951	95,577
Depreciation and amortization	4,276	4,060	8,418	7,640
Operating income	10,722	13,723	54,524	59,387
Interest expense, net	65	70	134	144
Income before provision for income taxes	10,657	13,653	54,390	59,243
Provision for income taxes	3,626	5,273	19,950	22,475
Net income	$ 7,031	$ 8,380	$ 34,440	$ 36,768
Earnings per share:
Basic (in dollars per share)	$ 0.29	$ 0.33	$ 1.39	$ 1.43
Diluted (in dollars per share)	$ 0.28	$ 0.32	$ 1.38	$ 1.42
Weighted average shares outstanding:
Basic (in dollars per share)	24,533	25,555	24,697	25,700
Diluted (in dollars per share)	24,710	25,806	24,889	25,968