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Property and Equipment - Schedule of Property and Equipment (Details) - USD ($)
$ in Thousands
Sep. 30, 2023
Dec. 31, 2022
Property Plant And Equipment [Line Items]    
Property and equipment, gross $ 7,343 $ 7,170
Less accumulated depreciation (4,889) (4,405)
Property and equipment, net 2,454 2,765
Manufacturing and Testing Equipment    
Property Plant And Equipment [Line Items]    
Property and equipment, gross 5,261 5,194
Leasehold Improvements    
Property Plant And Equipment [Line Items]    
Property and equipment, gross 848 848
Computers and Software    
Property Plant And Equipment [Line Items]    
Property and equipment, gross 752 703
Furniture, Fixtures, and Equipment    
Property Plant And Equipment [Line Items]    
Property and equipment, gross 427 409
Construction in Process    
Property Plant And Equipment [Line Items]    
Property and equipment, gross $ 55 $ 16