Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 29, 2016	Oct. 31, 2015	Oct. 29, 2016	Oct. 31, 2015
Income Statement [Abstract]
Net revenues	$ 126,662	$ 126,674	$ 351,088	$ 348,502
Cost of sales	53,749	53,376	150,131	156,956
Gross profit	72,913	73,298	200,957	191,546
Selling, general, and administrative expenses	61,831	57,013	178,512	171,976
Other income	320	504	1,117	1,734
Operating income	11,402	16,789	23,562	21,304
Interest expense, net	59	60	170	209
Income before income taxes	11,343	16,729	23,392	21,095
Income tax expense	2,563	6,461	7,085	9,248
Net income	$ 8,780	$ 10,268	$ 16,307	$ 11,847
Basic weighted-average shares outstanding	36,557	38,057	37,045	39,085
Diluted weighted-average shares outstanding	36,682	38,099	37,173	39,104
Basic net income per share (in dollars per share)	$ 0.24	$ 0.27	$ 0.44	$ 0.30
Diluted net income per share (in dollars per share)	$ 0.24	$ 0.27	$ 0.44	$ 0.30