Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Revenues	$ 55,146	$ 48,687
Cost of sales:
Cost of sales	40,435	34,067
Amortization of purchased technology	1,927	1,994
Total cost of sales	42,362	36,061
Gross margin	12,784	12,626
Research and development	5,653	6,724
Selling, general and administrative		7,500
Intangible asset amortization	1,260
Restructuring and acquisition-related charges, net	682	4,135
Income (loss) from operations	(2,450)	(6,993)
Interest expense	(117)	(217)
Other income (expense), net	139	397
Income (loss) before income tax expense (benefit)	(2,428)	(6,813)
Income tax expense (benefit)	537	240
Net income (loss)	$ (2,965)	$ (7,053)
Net income (loss) per share:
Basic (in dollars per share)	$ (0.08)	$ (0.19)
Diluted (in dollars per share)	$ (0.08)	$ (0.19)
Weighted average shares outstanding:
Basic (in shares)	37,007	36,649
Diluted (in shares)	37,007	36,649