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Goodwill and Intangible Assets, Net (Tables)
 12 Months Ended
Dec. 31, 2019
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Changes in Carrying Amount of Goodwill
The changes in the carrying amount of goodwill for the years ended December 31, 2019 and 2018, are as follows:
 
2019
 
2018
Beginning of year
$
93,627

 
$
93,751

Impairment
(29,820
)
 
—

Foreign currency translation adjustments
(53
)
 
(124
)
End of year
$
63,754

 
$
93,627
Schedule of Intangible Assets
Intangible assets consist of the following as of December 31, 2019: 
 
Weighted Average Useful Life (Years)
 
Gross Carrying Amount
 
Accumulated Amortization
 
Net
Patents, developed technologies and know-how
15.8
 
$
90,659

 
$
(26,619
)
 
$
64,040

Customer relationships
6.5
 
10,700

 
(8,440
)
 
2,260

Trademarks
8.4
 
5,900

 
(3,854
)
 
2,046

Total
 
 
$
107,259

 
$
(38,913
)
 
$
68,346


Intangible assets consist of the following as of December 31, 2018: 
 
Gross Carrying Amount
 
Accumulated Amortization
 
Net
Patents, developed technologies and know-how
$
106,042

 
$
(23,674
)
 
$
82,368

Customer relationships
10,700

 
(7,565
)
 
3,135

Trademarks
6,800

 
(3,341
)
 
3,459

Total
$
123,542

 
$
(34,580
)
 
$
88,962
Schedule of Definite-Lived Intangible Assets, Estimated Future Amortization Expense Estimated aggregate amortization expense for definite lived intangible assets is expected to be as follows:
2020
$
7,501

2021
7,313

2022
6,518

2023
5,350

2024
5,066

Thereafter
36,598

Total
$
68,346