Goodwill and Intangible Assets, Net

6 Months Ended

Jun. 30, 2019

Goodwill And Intangible Assets Disclosure [Abstract]

8. Goodwill and Intangible Assets, net

The following table presents the changes to goodwill for the six months ended June 30, 2019 (in thousands):

Goodwill – December 31, 2018 ⁽¹⁾	$	934,187
Additions		529,290
Foreign currency translation adjustments ⁽²⁾		(2,581	)
Goodwill – June 30, 2019 ⁽¹⁾	$	1,460,896

⁽¹⁾

^{There are no accumulated impairment losses at the beginning or end of either period.}

⁽²⁾

^{The change is primarily related to translation adjustments on goodwill associated with the acquisitions of NaturalMotion and Small Giant, which have functional currencies denominated in British Pounds and the Euro, respectively.}

The details of our acquisition-related intangible assets as of June 30, 2019 and December 31, 2018 are as follows (in thousands):

	June 30, 2019
	Gross Carrying Value		Accumulated Amortization			Net Book Value
Developed technology	$	417,739	$	(197,675	)	$	220,064
Trademarks, branding and domain names		64,558		(15,199	)		49,359
Noncompetition agreements		8,390		(7,890	)		500
Total	$	490,687	$	(220,764	)	$	269,923

	December 31, 2018
	Gross Carrying Value		Accumulated Amortization			Net Book Value
Developed technology	$	263,720	$	(167,664	)	$	96,056
Trademarks, branding and domain names		32,772		(11,702	)		21,070
Noncompetition agreements		8,390		(7,107	)		1,283
Acquired lease intangibles		5,708		(5,517	)		191
Total	$	310,590	$	(191,990	)	$	118,600

Our trademarks, branding and domain names intangible assets include $6.1 million of indefinite-lived intangible assets as of June 30, 2019 and December 31, 2018. The remaining assets were, and continue to be, amortized on a straight-line basis. Amortization expense related to intangible assets was $16.5 million and $34.1 million for the three and six months ended June 30, 2019, respectively. Comparatively, amortization expense related to intangible assets was $6.0 million and $10.6 million for the three and six months ended June 30, 2018, respectively.

As of June 30, 2019, the weighted-average remaining useful lives of our acquired intangible assets are 4.0 years for developed technology, 6.3 years for trademarks, branding and domain names, 1.5 years for noncompetition agreements and 4.4 years in total, for all acquired intangible assets.

As of June 30, 2019, future amortization expense related to our intangible assets is expected to be recognized as shown below (in thousands):

Year ending December 31:
Remaining 2019	$	33,330
2020		66,449
2021		58,921
2022		51,701
2023		41,202
2024		6,826
Thereafter		5,374
Total	$	263,803