Condensed Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Revenues	$ 75,487	$ 73,627
Cost of sales:
Cost of sales	50,005	52,234
Amortization of purchased technology	2,442	1,164
Total cost of sales	52,447	53,398
Gross margin	23,040	20,229
Research and development	12,546	9,007
Selling, general and administrative	12,000	11,035
Intangible asset amortization	1,304	192
Restructuring and acquisition-related charges, net	1,444	40
Loss from operations	(4,254)	(45)
Interest expense	(421)	(496)
Other income (expense), net	164	(37)
Loss before income tax expense (benefit)	(4,511)	(578)
Income tax expense (benefit)	304	(49)
Net loss	$ (4,815)	$ (529)
Net loss per share:
Basic	$ (0.18)	$ (0.02)
Diluted	$ (0.18)	$ (0.02)
Weighted average shares outstanding:
Basic	26,656	24,347
Diluted	26,656	24,347