Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Revenue
Product	$ 34,452	$ 47,538
Services	6,274	7,468
Total revenue	40,726	55,006
Cost of revenue
Product	22,181	29,284
Services	5,602	5,186
Total cost of revenue	27,783	34,470
Gross profit	12,943	20,536
Operating expenses
Research and development	9,206	11,669
Sales and marketing	5,201	6,583
General and administrative	6,590	7,799
Gain on sale of dry strip assets and intellectual property	(368)
Restructuring charges	1,801	2,881
Total operating expenses	22,430	28,932
Loss from operations	(9,487)	(8,396)
Other income (expense)
Interest income	3	9
Other, net	829	(924)
Total other income (expense)	832	(915)
Loss before income taxes	(8,655)	(9,311)
Income taxes	333	717
Net loss	$ (8,988)	$ (10,028)
Net loss per share
Basic and Diluted (in dollars per share)	$ (0.08)	$ (0.09)
Shares used in computing net loss per share
Basic and diluted weighted average common shares (in shares)	108,227	107,067