Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Concentrations Narrative (Details)

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Commitments and Contingencies - Concentrations Narrative (Details)
ft² in Thousands, $ in Thousands
1 Months Ended 3 Months Ended 21 Months Ended
Jul. 31, 2018
USD ($)
ft²
a
Mar. 31, 2021
USD ($)
product
Mar. 31, 2021
USD ($)
Jul. 09, 2019
USD ($)
APC Facility        
Concentrations        
Size of building space | ft² 70      
Area of land where building resides | a 8.6      
Payments to acquire land $ 731      
Payments to acquire building $ 4,300      
Estimated cost relating to design build agreement       $ 29,300
Additional costs associated with design build agreement       $ 13,600
APC Facility | Projects In Process        
Concentrations        
Property, plant and equipment, additions   $ 5,766 $ 21,490  
Vendor        
Concentrations        
Number of products from which revenue is derived | product   5