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Fixed assets, net
 12 Months Ended
Dec. 31, 2022
Fixed assets, net [Abstract]  
Fixed assets, net
4. Fixed assets, net

The components of fixed assets, net are:

  
December 31,
  
(In thousands)
  
2022
    
2021
  
Tooling, machinery and equipment
  
$
6,859
    
$
6,694
  
Furniture and office equipment
    
1,882
      
1,660
  
Computer software and equipment
    
8,348
      
6,973
  
Leasehold improvements
    
2,883
      
2,872
  
     
19,972
      
18,199
  
Less: Accumulated depreciation and amortization
    
(17,656
)
    
(16,736
)
     
2,316
      
1,463
  
Construction in-process
    
465
      
1,221
  
   
$
2,781
    
$
2,684