Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

The changes in the carrying amount of goodwill and accumulated impairment losses were as follows:


	2017									2016
	Gross Carrying Amount			Accumulated Impairment Loss			Net			Gross Carrying Amount			Accumulated Impairment Loss			Net
Beginning balance at January 1	$	727,999		$	(139,414	)	$	588,585		$	339,117		$	(139,414	)	$	199,703
Acquired goodwill(1)		—			—			—			396,027			—			396,027
Sale of business(2)		(3,115	)		—			(3,115	)		—			—			—
Impairment loss(3)		—			(4,862	)		(4,862	)		—			—			—
Foreign currency translation		10,439			—			10,439			(7,145	)		—			(7,145	)

Ending balance at December 31	$	735,323		$	(144,276	)	$	591,047		$	727,999		$	(139,414	)	$	588,585

(1)	During 2016, the Company recorded $396,027 of goodwill related to the Newport Merger.

(2)	In 2017, the Company sold its Data Analytics business and, as a result, charged the related goodwill of $3,115 to the gain on sale of business.

(3)	In 2017, the Company recorded an impairment loss of $4,862 related to the write-off of goodwill as a result of the discontinuation of a product line and consolidation of two manufacturing plants.

Intangible Assets

Components of the Company’s acquired intangible assets are comprised of the following:


As of December 31, 2017	Gross		Impairment Charges			Accumulated Amortization			Foreign Currency Translation			Net
Completed technology(1)	$	172,431	$	(105	)	$	(115,371	)	$	333		$	57,288
Customer relationships(1)		282,744		(1,406	)		(45,518	)		1,571			237,391
Patents, trademarks, trade names and other(1)		110,523		—			(38,730	)		(74	)		71,719

	$	565,698	$	(1,511	)	$	(199,619	)	$	1,830		$	366,398


As of December 31, 2016	Gross		Impairment Charges		Accumulated Amortization			Foreign Currency Translation			Net
Completed technology(2)	$	176,586	$	—	$	(97,707	)	$	(1,068	)	$	77,811
Customer relationships(2)		285,044		—		(29,709	)		(3,404	)		251,931
Patents, trademarks, trade names and other(2)		111,723		—		(33,397	)		(64	)		78,262

	$	573,353	$	—	$	(160,813	)	$	(4,536	)	$	408,004

(1)	In 2017, the Company sold its Data Analytics business and, as a result, wrote off the related intangibles of $4,155 of completed technology, $2,300 of customer relationships and $1,200 of patents, trademarks, trade names and other, which were fully amortized at the time of sale.

(2)

During 2016, the Company recorded $404,506 of separately identified intangible assets related to the Newport Merger, of which $75,386 was completed technology, $247,793 was customer relationships and $81,327 was patents, trademarks, trade names, in-process research and development and other. The Company also recorded $4,302 of unfavorable lease commitments, which is recorded in other liabilities in the balance sheet.

Estimated Net Amortization Expense

Aggregate net amortization expense related to acquired intangible assets and unfavorable lease commitments for future years is:


Year	Amount
2018	$	43,404
2019		40,333
2020		28,262
2021		20,464
2022		17,703
Thereafter		157,360