Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Jan. 28, 2017	Jan. 30, 2016	Jan. 31, 2015
Income Statement [Abstract]
Net sales	$ 1,001,102	$ 983,968	$ 940,162
Cost of sales (including buying, distribution and occupancy costs)	711,867	693,452	666,483
Gross profit	289,235	290,516	273,679
Selling, general and administrative expenses	251,323	243,883	231,826
Operating income	37,912	46,633	41,853
Interest income	(6)	(39)	(14)
Interest expense	169	168	165
Income before income taxes	37,749	46,504	41,702
Income tax expense	14,232	17,737	16,175
Net income	$ 23,517	$ 28,767	$ 25,527
Net income per share:
Basic	$ 1.28	$ 1.45	$ 1.27
Diluted	$ 1.28	$ 1.45	$ 1.27
Weighted average shares:
Basic	18,017	19,417	19,777
Diluted	18,022	19,427	19,791