v3.20.4
Goodwill and Intangible Assets
12 Months Ended
Dec. 31, 2020
Goodwill And Intangible Assets Disclosure [Abstract]  
Goodwill and Intangible Assets

6. Goodwill and Intangible Assets

The changes in the carrying amount of goodwill for the years ended December 31, 2020 and 2019 were as follows:

 

 

Goodwill

 

 

(in thousands)

 

Balance as of December 31, 2018

$

632,370

 

Goodwill acquired

 

134,255

 

Goodwill divested

 

(2,682

)

Foreign currency translation

 

(2,790

)

Balance as of December 31, 2019

$

761,153

 

Goodwill acquired

 

162,747

 

Foreign currency translation

 

15,359

 

Balance as of December 31, 2020

$

939,259

 

 

 

 

Intangible assets consisted of the following:

 

 

December 31, 2020

 

 

Weighted-

Average

Remaining

Useful Life -

Years

 

 

Gross

Carrying

Amount

 

 

Accumulated

Amortization

 

 

Net

 

 

(in thousands, except years)

 

Domain names

 

1.6

 

 

$

414

 

 

$

283

 

 

$

131

 

Acquired developed technology

 

3.2

 

 

 

206,197

 

 

 

111,129

 

 

 

95,068

 

Patents

 

4.9

 

 

 

19,860

 

 

 

9,130

 

 

 

10,730

 

 

 

 

 

 

$

226,471

 

 

$

120,542

 

 

$

105,929

 

 

 

December 31, 2019

 

 

Weighted-

Average

Remaining

Useful Life -

Years

 

 

Gross

Carrying

Amount

 

 

Accumulated

Amortization

 

 

Net

 

 

(in thousands except years)

 

Domain names

 

2.6

 

 

$

5,414

 

 

$

5,200

 

 

$

214

 

Trademarks

 

 

 

 

3,072

 

 

 

3,072

 

 

 

 

Acquired developed technology

 

3.6

 

 

 

175,414

 

 

 

95,921

 

 

 

79,493

 

Customer relationships

 

 

 

 

2,172

 

 

 

2,172

 

 

 

 

Patents

 

5.9

 

 

 

19,710

 

 

 

7,296

 

 

 

12,414

 

 

 

 

 

 

$

205,782

 

 

$

113,661

 

 

$

92,121

 

 

Amortization of intangible assets for the years ended December 31, 2020, 2019, and 2018 was $33.5 million, $33.4 million, and $42.6 million, respectively.

As of December 31, 2020, the estimated intangible asset amortization expense for the next five years and thereafter is as follows:

 

 

Estimated

Amortization

 

 

(in thousands)

 

Year ending December 31,

 

 

 

2021

$

37,366

 

2022

 

28,406

 

2023

 

24,258

 

2024

 

13,971

 

2025

 

1,411

 

Thereafter

 

517

 

Total

$

105,929