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Property and Equipment (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Property, Plant and Equipment [Line Items]      
Property and equipment, gross $ 23,129   $ 22,574
Less: accumulated depreciation (11,188)   (10,142)
Total property and equipment, net 11,941   12,432
Depreciation expense 700 $ 600  
Buildings and leasehold improvements      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross $ 7,000   6,416
Buildings and leasehold improvements | Minimum      
Property, Plant and Equipment [Line Items]      
Useful life (years) 7 years    
Buildings and leasehold improvements | Maximum      
Property, Plant and Equipment [Line Items]      
Useful life (years) 20 years    
Machinery & equipment      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross $ 11,998   11,981
Machinery & equipment | Minimum      
Property, Plant and Equipment [Line Items]      
Useful life (years) 1 year    
Machinery & equipment | Maximum      
Property, Plant and Equipment [Line Items]      
Useful life (years) 12 years    
Furniture      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross $ 2,968   3,031
Furniture | Minimum      
Property, Plant and Equipment [Line Items]      
Useful life (years) 1 year    
Furniture | Maximum      
Property, Plant and Equipment [Line Items]      
Useful life (years) 12 years    
Construction in progress      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross $ 1,163   $ 1,146