Intangible Assets (Tables)

9 Months Ended

Sep. 29, 2012

Intangible Assets, Net (Excluding Goodwill) [Abstract]

Summary of Finite-lived intangible assets

	Adjusted cost as of		Accumulated amortization as of			Net carrying amount as of
	September 29, 2012		September 29, 2012			September 29, 2012
Developed technology	$	17,881	$	(8,292	)	$	9,589
Customer relationships	9,561		(8,511		)	1,050
Brand names	1,927		(1,574		)	353
Patented technology	2,252		(1,906		)	346
In-process research and development	330		(60		)	270
Trademark	80		(74		)	6
Total	$	32,031	$	(20,417	)	$	11,614

	Adjusted cost as of December 31, 2011		Accumulated amortization as of December 31, 2011			Net carrying amount as of December 31, 2011
Developed technology	$	17,881	$	(6,254	)	$	11,627
Customer relationships	9,561		(7,961		)	1,600
Brand names	1,927		(1,498		)	429
Patented technology	2,252		(1,856		)	396
In-process research and development	330		—			330
Trademark	80		(68		)	12
Total	$	32,031	$	(17,637	)	$	14,394