Quarterly report pursuant to Section 13 or 15(d)

Property, Plant and Equipment - Schedule of Property, Plant and Equipment (Details)

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Property, Plant and Equipment - Schedule of Property, Plant and Equipment (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Dec. 31, 2020
Property, Plant and Equipment, Gross $ 12,525 $ 8,599
Less: accumulated depreciation (5,447) (5,021)
Total property, plant and equipment, net 7,078 3,578
Land [Member]    
Property, Plant and Equipment, Gross 352 352
Building Improvements [Member]    
Property, Plant and Equipment, Gross $ 1,729 1,729
Building Improvements [Member] | Minimum [Member]    
Property, Plant and Equipment, Estimated Useful Life 10 years  
Building Improvements [Member] | Maximum [Member]    
Property, Plant and Equipment, Estimated Useful Life 39 years  
Machinery [Member]    
Property, Plant and Equipment, Gross $ 4,639 4,441
Machinery [Member] | Minimum [Member]    
Property, Plant and Equipment, Estimated Useful Life 3 years  
Machinery [Member] | Maximum [Member]    
Property, Plant and Equipment, Estimated Useful Life 7 years  
Lab Equipment [Member]    
Property, Plant and Equipment, Gross $ 4,316 1,002
Lab Equipment [Member] | Minimum [Member]    
Property, Plant and Equipment, Estimated Useful Life 3 years  
Lab Equipment [Member] | Maximum [Member]    
Property, Plant and Equipment, Estimated Useful Life 7 years  
Computer Equipment [Member]    
Property, Plant and Equipment, Gross $ 1,049 881
Computer Equipment [Member] | Minimum [Member]    
Property, Plant and Equipment, Estimated Useful Life 3 years  
Computer Equipment [Member] | Maximum [Member]    
Property, Plant and Equipment, Estimated Useful Life 5 years  
Furniture and Fixtures [Member]    
Property, Plant and Equipment, Gross $ 440 $ 194
Property, Plant and Equipment, Estimated Useful Life 5 years