Consolidated Statements of Operations (USD $) In Thousands, except Per Share data	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Revenues	$ 79,856	$ 75,011	$ 153,483	$ 142,318
Cost of sales:
Cost of sales	54,933	50,979	107,167	96,349
Amortization of purchased technology	1,163	1,747	2,327	3,388
Total cost of sales	56,096	52,726	109,494	99,737
Gross margin	23,760	22,285	43,989	42,581
Research and development	9,600	9,605	18,607	19,311
Selling, general and administrative	10,875	11,583	21,910	22,805
Intangible assets amortization	192	186	384	346
Restructuring and acquisition-related charges, net	2,481	(176)	2,521	25
Income from operations	612	1,087	567	94
Interest expense	(456)	(548)	(952)	(1,116)
Interest income	35	196	91	507
Other income (expense), net	(47)	42	(140)	21
Income (loss) before income tax expense (benefit)	144	777	(434)	(494)
Income tax expense (benefit)	(46)	187	(95)	(36)
Net income (loss)	$ 190	$ 590	$ (339)	$ (458)
Net income (loss) per share:
Basic	$ 0.01	$ 0.02	$ (0.01)	$ (0.02)
Diluted	$ 0.01	$ 0.02	$ (0.01)	$ (0.02)
Weighted average shares outstanding:
Basic	24,334	24,104	24,341	24,025
Diluted	24,475	24,350	24,341	24,025