Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Mar. 29, 2014

Goodwill And Intangible Assets Disclosure [Abstract]

Amortized Intangible Assets

Intangible assets are as follows (in thousands):

	As of March 29, 2014
	Gross Amount		Accumulated Amortization			Net Amount
Current technology	$	23,778	$	(14,716	)	$	9,062
Patent and patent rights		29,569		(18,721	)		10,848
Customer relationships		52,893		(6,507	)		46,386
Other intangibles, net	$	106,240	$	(39,944	)	$	66,296
Amortization expense for the three months ended March 29, 2014			$	2,672

	As of December 31, 2013
	Gross Amount		Accumulated Amortization			Net Amount
Current technology	$	23,778	$	(14,060	)	$	9,718
Patent and patent rights		29,569		(17,919	)		11,650
Customer relationships		52,893		(5,293	)		47,600
Other intangibles, net	$	106,240	$	(37,272	)	$	68,968
Amortization expense for the three months ended March 30, 2013			$	1,863