Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2012

The changes in the carrying value of goodwill by segment for the years ended December 31, 2012 and 2011 are as follows:



	Communication Technologies			Energy			Engineered Systems			Printing & Identification			Total
Goodwill	$	806,983		$	367,459		$	974,972		$	745,609		$	2,895,023
Accumulated impairment loss	—			—			(70,560		)	—			(70,560		)
Balance at January 1, 2011	806,983			367,459			904,412			745,609			2,824,463
Acquisitions	443,088			257,128			34,048			—			734,264
Foreign currency translation	(45,489		)	(2,252		)	(3,040		)	(971		)	(51,752		)
Balance at December 31, 2011	1,204,582			622,335			935,420			744,638			3,506,975
Acquisitions	—			135,906			466,192			—			602,098
Purchase price adjustments	(6,998		)	—			—			—			(6,998		)
Foreign currency translation	6,711			2,396			1,769			1,699			12,575
Balance at December 31, 2012	$	1,204,295		$	760,637		$	1,403,381		$	746,337		$	4,114,650

The following table provides the gross carrying value and accumulated amortization for each major class of intangible asset:



	December 31, 2012				December 31, 2011
	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Amortized Intangible Assets:
Trademarks	$	124,129	$	25,364	$	61,997	$	19,717
Patents	180,427		105,369		143,796		98,712
Customer Intangibles	1,585,041		474,309		1,147,499		357,132
Unpatented Technologies	146,025		85,373		108,302		72,753
Drawings & Manuals	34,120		8,035		8,165		5,153
Distributor Relationships	72,514		31,650		72,514		27,852
Other	32,221		20,815		32,524		19,381
Total	2,174,477		750,915		1,574,797		600,700
Unamortized Intangible Assets:
Trademarks	201,858				210,408
Total Intangible Assets	$	2,376,335	$	750,915	$	1,785,205	$	600,700

Amortization expense for the next five years, based on current intangible balances, is estimated to be as follows:

Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule.