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Property and Equipment, Net (Tables)
3 Months Ended
Mar. 31, 2022
Property, Plant and Equipment [Abstract]  
Schedule of property and equipment, net
(In thousands)  March 31,
2022
   December 31,
2021
 
Computer and office equipment  $519   $473 
Furniture and fixtures   458    385 
Leasehold improvements   994    841 
Machinery and equipment   990    898 
Software   210    174 
Vehicles   143    143 
Research and development laboratory equipment   205    163 
Leased equipment at customer   690    619 
Trade show assets   80    80 
Total property and equipment, gross   4,288    3,776 
Accumulated depreciation   (1,156)   (780)
Construction in progress   3,923    3,236 
Total property and equipment, net  $7,055   $6,232