Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Aug. 01, 2015	Aug. 02, 2014	Aug. 01, 2015	Aug. 02, 2014
Condensed Income Statements, Captions [Line Items]
Net sales	$ 182,191	$ 152,479	$ 335,918	$ 278,483
Cost of goods sold	122,365	101,574	228,931	188,643
Gross profit	59,826	50,905	106,987	89,840
Selling, general and administrative expenses	48,269	37,570	88,409	71,243
Operating income	11,557	13,335	18,578	18,597
Interest expense, net	2	10	11	82
Loss on debt extinguishment	0	0	0	244
Other Nonoperating Expense	325	0	325	0
Income before income taxes	11,230	13,325	18,242	18,271
Income tax expense	4,169	5,005	6,903	6,871
Net income	7,061	8,320	11,339	11,400
Participating Securities, Distributed and Undistributed Earnings (Loss), Diluted	0	0	0	(38)
Net income attributable to common shareholders	$ 7,061	$ 8,320	$ 11,339	$ 11,362
Basic (loss) income per common share (dollars per share)	$ 0.13	$ 0.15	$ 0.21	$ 0.21
Diluted (loss) income per common share (dollars per share)	$ 0.13	$ 0.15	$ 0.21	$ 0.21
Weighted average shares outstanding:
Basic shares	54,501,257	54,280,336	54,474,946	54,072,660
Diluted shares	54,786,092	54,669,600	54,751,620	54,481,540