CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Aug. 01, 2015	Aug. 02, 2014	Aug. 01, 2015	Aug. 02, 2014
Statement Of Income And Comprehensive Income [Abstract]
Net income (loss)	$ (2,682)	$ 321	$ (147)	$ 8,031
Foreign currency translation adjustments	(1)		(4)	6
Comprehensive income (loss)	$ (2,683)	$ 321	$ (151)	$ 8,037