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Intangible Assets (Tables)
6 Months Ended
Jun. 30, 2022
Goodwill and Intangible Assets Disclosure [Abstract]  
Summary of Intangible Assets
Intangible assets as of June 30, 2022 and December 31, 2021 are comprised of the following (in thousands):
 
 
  
June 30, 2022
 
 
  
 
 
  
 
 
  
 
 
 
  
Gross
amount
 
  
Accumulated
amortization
 
  
Net
amount
 
Intellectual property assets
   $ 8,711      $ (6,732    $ 1,979  
    
 
 
    
 
 
    
 
 
 
Intangible assets
   $ 8,711      $ (6,732    $ 1,979  
    
 
 
    
 
 
    
 
 
 


  
December 31, 2021
 
 
  
 
 
  
 
 
  
 
 
 
  
Gross
amount
 
  
Accumulated
amortization
 
  
Net
amount
 
Intellectual property assets
   $ 9,312      $ (6,935    $ 2,377  
    
 
 
    
 
 
    
 
 
 
Intangible assets
   $ 9,312      $ (6,935    $ 2,377