Goodwill and Other Intangible Assets (Tables)

9 Months Ended

Sep. 28, 2013

Goodwill And Intangible Assets Disclosure [Abstract]

Amortized Intangible Assets

Intangible assets are as follows (in thousands):

	As of September 28, 2013
	Gross Amount		Accumulated Amortization			Net Amount
Current technology	$	18,978	$	(13,643	)	$	5,335
Patent and patent rights		29,569		(17,113	)		12,456
Customer relationships		20,493		(4,690	)		15,803
Other intangibles, net	$	69,040	$	(35,446	)	$	33,594
Amortization expense for the nine months ended September 28, 2013			$	5,557
	As of December 31, 2012
	Gross Amount		Accumulated Amortization			Net Amount
Current technology	$	18,978	$	(12,391	)	$	6,587
Patent and patent rights		29,569		(14,618	)		14,951
Customer relationships		20,493		(2,880	)		17,613
Other intangibles, net	$	69,040	$	(29,889	)	$	39,151
Amortization expense for the nine months ended September 29, 2012			$	3,210

Changes in Net Carrying Value of Goodwill

Changes in the net carrying value amount of goodwill were as follows (in thousands):

	As of
	September 28, 2013		December 31, 2012
Balance at the beginning of the year	$	94,942	$	79,703
Acquisition – LaserBand		0		24,353
Impairment charges		0		(9,114	)
Balance at the end of the period	$	94,942	$	94,942