Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Carrying Value of Intangible Assets

The carrying values of intangible assets were as follows: 

	December 31, 2020						December 31, 2019
	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
	(In thousands)						(In thousands)
Goodwill	$	1,251,938	$	—	$	1,251,938	$	1,243,669	$	—	$	1,243,669
Definite-lived intangible assets subject to amortization:
Developed technology	$	428,187	$	(369,849)	$	58,338	$	413,310	$	(331,696)	$	81,614
Customer relationships	295,382		(128,796)		166,586		297,595		(110,732)		186,863
Trademarks	65,861		(36,539)		29,322		56,393		(30,213)		26,180
In-service research and development	11,536		(9,774)		1,762		10,702		(7,160)		3,542
Backlog	11,421		(11,421)		—		11,335		(10,935)		400
Total intangible assets subject to amortization	812,387		(556,379)		256,008		789,335		(490,736)		298,599
Indefinite-lived intangible assets not subject to amortization:
Trademarks	31,063		—		31,063		40,106		—		40,106
In-process research and development	—		—		—		800		—		800
Total intangible assets not subject to amortization	31,063		—		31,063		40,906		—		40,906
Intangible assets	$	843,450	$	(556,379)	$	287,071	$	830,241	$	(490,736)	$	339,505

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, 2018	$	432,082	$	774,795	$	1,206,877
Acquisitions and purchase accounting adjustments	38,209		—		38,209
Translation impact	(260)		(1,157)		(1,417)
Balance at December 31, 2019	$	470,031	$	773,638	$	1,243,669
Acquisitions and purchase accounting adjustments	2,420		—		2,420
Translation impact	2,296		3,553		5,849
Balance at December 31, 2020	$	474,747	$	777,191	$	1,251,938

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, 2018	$	27,000	$	13,270	$	40,270
Translation impact	—		(164)		(164)
Balance at December 31, 2019	$	27,000	$	13,106	$	40,106
Reclassify to definite-lived	—		(9,043)		(9,043)
Balance at December 31, 2020	$	27,000	$	4,063	$	31,063