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Goodwill and Intangible Assets (Tables)
 12 Months Ended
Dec. 31, 2019
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Goodwill The following table provides a summary of the changes in the carrying amounts of goodwill:
Balance at January 1, 2018
$
373,764

Increase in goodwill related to acquisition of TokBox
20,650

Increase in goodwill related to acquisition of NVM
210,992

Foreign currency translation adjustment
(6,907
)
Balance at December 31, 2018
598,499

Increase in goodwill related to measurement period adjustments to initial acquisition accounting of NVM
2,548

Foreign currency translation adjustment
1,923

Balance at December 31, 2019
$
602,970
Intangible assets, net
 
 
 
 
December 31, 2019
 
December 31, 2018
 
Useful Lives
(years)
Gross Carrying Value
Accumulated Amortization
Net Carrying Value
 
Gross Carrying Value
Accumulated Amortization
Net Carrying Value
Customer relationships
7
to
12
$
272,767

$
(115,583
)
$
157,184

 
$
272,226

$
(84,339
)
$
187,887

Developed technology
3
to
10
169,722

(80,523
)
89,199

 
162,316

(57,948
)
104,368

Patents and patent licenses
3
to
5
20,554

(19,228
)
1,326

 
20,214

(17,700
)
2,514

Trade names
2
to
5
7,074

(4,878
)
2,196

 
6,952

(1,947
)
5,005

Non-compete agreements
 
3
 
970

(970
)
—

 
991

(854
)
137

Total finite-lived intangible assets
 
 
 
$
471,087

$
(221,182
)
$
249,905

 
$
462,699

$
(162,788
)
$
299,911
Total expected future annual amortization The total expected future annual amortization for the succeeding five years ended December 31 is as follows:
 
 
Estimated Amortization Expense
2020
$
51,219

2021
43,390

2022
39,942

2023
33,523

2024
27,927