Unaudited Condensed Consolidated Statements of Comprehensive Loss (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Nov. 02, 2013	Oct. 27, 2012	Nov. 02, 2013	Oct. 27, 2012
Net loss	$ (2,978)	$ (39,451)	$ (12,302)	$ (66,571)
Other comprehensive income (loss):
Accumulated translation adjustment	187	373	(131)	(122)
Unrealized gain (loss) on marketable securities	(17)	360	(213)	687
Other comprehensive income (loss):	170	733	(344)	565
Comprehensive loss	$ (2,808)	$ (38,718)	$ (12,646)	$ (66,006)