Consolidated Statements Of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Jan. 30, 2016	Jan. 31, 2015	Feb. 01, 2014
Statement of Comprehensive Income [Abstract]
Net income	$ 1,946	$ 64,641	$ 65,883
Other comprehensive income (loss):
Unrealized losses on marketable securities, net of taxes	(21)	(73)	(146)
Foreign currency translation adjustment, net of taxes	(501)	523	42
Comprehensive income	$ 1,424	$ 65,091	$ 65,779