CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 29, 2012	Oct. 01, 2011	Sep. 29, 2012	Oct. 01, 2011
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (unaudited)
Net sales	$ 28,642	$ 37,264	$ 82,167	$ 116,310
Cost of sales	28,809	30,229	82,852	90,576
Gross (loss) profit	(167)	7,035	(685)	25,734
Research and development expenses	10,823	9,938	33,747	34,851
Selling and administrative expenses	5,597	7,360	18,773	24,125
Restructuring charges	605	0	2,338	1,047
Operating loss	(17,192)	(10,263)	(55,543)	(34,289)
Interest income	128	145	411	417
Interest expense	0	0	0	(25)
Other income, net	25	104	1,340	155
Net loss	$ (17,039)	$ (10,014)	$ (53,792)	$ (33,742)
Basic and diluted loss per share (in dollars per share)	$ (0.24)	$ (0.15)	$ (0.76)	$ (0.5)
Weighted average common shares outstanding used in computing loss per share
Basic and diluted (in shares)	71,143	67,997	70,520	67,550