Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Carrying Value of Intangible Assets

The carrying values of intangible assets were as follows: 

	December 31, 2019							December 31, 2018
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
	(In thousands)							(In thousands)
Goodwill	$	1,243,669	$	—		$	1,243,669	$	1,206,877	$	—		$	1,206,877
Definite-lived intangible assets subject to amortization:
Developed technology	$	413,310	$	(331,696	)	$	81,614	$	399,095	$	(280,301	)	$	118,794
Customer relationships	297,595		(110,732		)	186,863		258,798		(94,557		)	164,241
Trademarks	56,393		(30,213		)	26,180		54,897		(24,443		)	30,454
In-service research and development	10,702		(7,160		)	3,542		10,708		(5,336		)	5,372
Backlog	11,335		(10,935		)	400		9,567		(9,567		)	—
Total intangible assets subject to amortization	789,335		(490,736		)	298,599		733,065		(414,204		)	318,861
Indefinite-lived intangible assets not subject to amortization:
Trademarks	40,106		—			40,106		40,270		—			40,270
In-process research and development	800		—			800		800		—			800
Total intangible assets not subject to amortization	40,906		—			40,906		41,070		—			41,070
Intangible assets	$	830,241	$	(490,736	)	$	339,505	$	774,135	$	(414,204	)	$	359,931

Changes in Carrying Amount of Goodwill

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

	Enterprise Solutions			Industrial Solutions			Consolidated
	(In thousands)
Balance at December 31, 2017	$	432,601		$	775,986		$	1,208,587
Acquisitions and purchase accounting adjustments	2,443			—			2,443
Translation impact	(462		)	(3,691		)	(4,153		)
Balance at December 31, 2018	$	434,582		$	772,295		$	1,206,877
Acquisitions and purchase accounting adjustments	38,209			—			38,209
Translation impact	(260		)	(1,157		)	(1,417		)
Balance at December 31, 2019	$	472,531		$	771,138		$	1,243,669

Changes in Carrying Amount of Trademarks

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

	Enterprise Solutions		Industrial Solutions			Consolidated
	(In thousands)
Balance at December 31, 2017	$	31,063	$	9,681		$	40,744
Translation impact	—		(474		)	(474		)
Balance at December 31, 2018	$	31,063	$	9,207		$	40,270
Translation impact	—		(164		)	(164		)
Balance at December 31, 2019	$	31,063	$	9,043		$	40,106