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Composition of Certain Condensed Consolidated Financial Statement Line Items - Property and Equipment, Net (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Dec. 31, 2023
Property, Plant and Equipment [Line Items]      
Property, plant and equipment, gross $ 9,671   $ 8,901
Less: Accumulated depreciation (5,146)   (4,634)
Total 4,525   4,267
Depreciation 516 $ 385  
Laboratory equipment      
Property, Plant and Equipment [Line Items]      
Property, plant and equipment, gross 6,402   6,337
Leasehold improvements      
Property, Plant and Equipment [Line Items]      
Property, plant and equipment, gross 118   118
Computer hardware      
Property, Plant and Equipment [Line Items]      
Property, plant and equipment, gross 222   222
Furniture, fixtures and office equipment      
Property, Plant and Equipment [Line Items]      
Property, plant and equipment, gross 324   324
Prototype equipment      
Property, Plant and Equipment [Line Items]      
Property, plant and equipment, gross 1,473   996
Construction in progress      
Property, Plant and Equipment [Line Items]      
Property, plant and equipment, gross $ 1,132   $ 904