Goodwill and Intangible Assets (Tables)

6 Months Ended

12 Months Ended

Jul. 01, 2011

Dec. 31, 2010

Goodwill and Intangible Assets

Components of Intangible Assets

	July 1, 2011
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
(Dollars in thousands)
Developed product technology	$	275,666	$	(168,330	)	$	107,336
Trade names and trademarks		23,876		(17,436	)		6,440
Customer relationships		169,747		(78,432	)		91,315
Distribution rights and other intellectual properties		54,250		(28,420	)		25,830
	$	523,539	$	(292,618	)	$	230,921

	December 31, 2010
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
(Dollars in thousands)
Developed product technology	$	247,575	$	(148,171	)	$	99,404
Trade names and trademarks		22,136		(16,449	)		5,687
Customer relationships		143,125		(68,104	)		75,021
Distribution rights and other intellectual properties		50,207		(25,371	)		24,836
	$	463,043	$	(258,095	)	$	204,948

Estimated Future Amortization Expense of Intangible Assets

(Dollars in thousands)
2011 (Remaining)	$	34,451
2012		62,253
2013		56,333
2014		34,048
2015		22,263
Thereafter		21,573
Total	$	230,921

Changes in Carrying Amount of Goodwill by Segment

	Engineering and Construction		Field Solutions		Mobile Solutions		Advanced Devices		Total
(Dollars in thousands)
Balance as of December 31, 2010	$	432,364	$	26,211	$	348,166	$	21,996	$	828,737
Additions due to acquisitions		37,977		0		11,466		2,163		51,606
Purchase price adjustments		291		0		0		0		291
Foreign currency translation adjustments		12,462		121		873		424		13,880
Balance as of July 1, 2011	$	483,094	$	26,332	$	360,505	$	24,583	$	894,514