CONDENSED CONSOLIDATED STATEMENTS OF INCOME (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
Revenue	$ 200,821	$ 215,988	$ 595,553	$ 669,096
Cost of goods sold	139,208	140,632	426,413	414,204
Gross profit	61,613	75,356	169,140	254,892
Operating expenses:
Research, development and engineering	40,871	36,479	116,029	110,910
Selling, general and administrative	26,264	22,799	79,074	73,415
Litigation expense	0	4,058	7,546	16,968
Total operating expenses	67,135	63,336	202,649	201,293
(Loss) income from operations	(5,522)	12,020	(33,509)	53,599
Other (expense) income:
Interest income	58	40	196	249
Interest expense	(666)	(367)	(1,329)	(1,107)
Foreign currency gain (loss)	10	(309)	(108)	(278)
Gain/recovery of investment	0	(360)	(6,957)	(867)
Other, net	13	7	276	101
Total other (expense) income, net	(585)	(269)	5,992	(168)
(Loss) income before income tax	(6,107)	11,751	(27,517)	53,431
Income tax expense (benefit)	5,139	(3,087)	(5,104)	9,589
Net (loss) income	(11,246)	14,838	(22,413)	43,842
Net (loss) income per common share:
Basic (dollars per share)	$ (0.07)	$ 0.09	$ (0.14)	$ 0.27
Diluted (dollars per share)	$ (0.07)	$ 0.09	$ (0.14)	$ 0.25
Common equivalent shares:
Basic (shares)	163,838	164,812	165,143	163,773
Diluted (shares)	163,838	171,027	165,143	173,082
Other comprehensive (loss) income
Net unrealized gain (loss) on available for sale investments	2	(4)	0	(5)
Comprehensive (loss) income	$ (11,244)	$ 14,834	$ (22,413)	$ 43,837