Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2017

The carrying values of intangible assets were as follows:



	December 31, 2017							December 31, 2016
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
	(In thousands)							(In thousands)
Goodwill	$	1,478,257	$	—		$	1,478,257	$	1,385,995	$	—		$	1,385,995
Definite-lived intangible assets subject to amortization:
Developed technology	$	498,649	$	(318,366	)	$	180,283	$	420,928	$	(239,233	)	$	181,695
Customer relationships	320,550		(98,175		)	222,375		309,112		(77,872		)	231,240
Trademarks	56,794		(18,648		)	38,146		20,534		(10,915		)	9,619
In-service research and development	23,428		(13,483		)	9,945		22,977		(9,121		)	13,856
Backlog	14,535		(14,535		)	—		12,638		(12,638		)	—
Total intangible assets subject to amortization	913,956		(463,207		)	450,749		786,189		(349,779		)	436,410
Indefinite-lived intangible assets not subject to amortization:
Trademarks	92,758		—			92,758		121,972		—			121,972
In-process research and development	1,700		—			1,700		1,700		—			1,700
Total intangible assets not subject to amortization	94,458		—			94,458		123,672		—			123,672
Intangible assets	$	1,008,414	$	(463,207	)	$	545,207	$	909,861	$	(349,779	)	$	560,082

The changes in the carrying amount of goodwill assigned to reporting units in our reportable segments are as follows:



	Broadcast Solutions			Enterprise Solutions		Industrial Solutions			Network Solutions			Consolidated
	(In thousands)
Balance at December 31, 2015	$	536,388		$	73,278	$	196,719		$	578,730		$	1,385,115
Acquisitions and purchase accounting adjustments	8,492			—		—			—			8,492
Translation impact	(838		)	—		80			(1,377		)	(2,135		)
Reclassify to assets held for sale	—			—		(5,477		)	—			(5,477		)
Balance at December 31, 2016	$	544,042		$	73,278	$	191,322		$	577,353		$	1,385,995
Acquisitions and purchase accounting adjustments	71,394			—		—			—			71,394
Translation impact	13,557			—		2,790			4,521			20,868
Balance at December 31, 2017	$	628,993		$	73,278	$	194,112		$	581,874		$	1,478,257

The changes in the carrying amount of indefinite-lived trademarks are as follows:



	Broadcast Solutions			Enterprise Solutions		Industrial Solutions			Network Solutions			Consolidated
	(In thousands)
Balance at December 31, 2015	$	80,922		$	4,063	$	9,090		$	35,596		$	129,671
Translation impact	(4,635		)	—		40			(199		)	(4,794		)
Reclassify to assets held for sale	—			—		(2,905		)	—			(2,905		)
Balance at December 31, 2016	$	76,287		$	4,063	$	6,225		$	35,397		$	121,972
Translation impact	2,727			—		602			658			3,987
Reclassify to definite-lived	—			—		(2,201		)	(31,000		)	(33,201		)
Balance at December 31, 2017	$	79,014		$	4,063	$	4,626		$	5,055		$	92,758