Unaudited Condensed Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	May 03, 2014	May 04, 2013
Net revenue	$ 36,873	$ 52,540
Cost of revenue	16,648	25,594
Gross profit	20,225	26,946
Operating expenses
Research and development	17,103	20,204
Sales and marketing	5,450	5,682
General and administrative	5,031	4,762
Restructuring and impairment charges	1,084	398
Total operating expenses	28,668	31,046
Loss from operations	(8,443)	(4,100)
Gain on sale of development project		1,079
Interest and other (expense) income, net	(52)	691
Loss before income taxes	(8,495)	(2,330)
Provision for income taxes	1,419	2,203
Net loss	$ (9,914)	$ (4,533)
Net loss per common share:
Basic (in Dollars per share)	$ (0.29)	$ (0.13)
Diluted (in Dollars per share)	$ (0.29)	$ (0.13)
Shares used in computing net loss per share:
Basic (in Shares)	34,367	33,912
Diluted (in Shares)	34,367	33,912