Quarterly report pursuant to Section 13 or 15(d)

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

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Property, Plant and Equipment - Summary of Property and Equipment (Details) - USD ($)
 3 Months Ended
Mar. 31, 2023
Dec. 31, 2022
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 5,290,778 $ 5,290,778
Less - accumulated depreciation and amortization (4,000,550) (3,883,058)
Property and equipment, net, before construction in progress 1,290,228 1,407,720
Energy systems    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 2,810,232 2,810,232
Energy systems | Minimum    
Property, Plant and Equipment [Line Items]    
Useful life - years 1 year  
Energy systems | Maximum    
Property, Plant and Equipment [Line Items]    
Useful life - years 15 years  
Machinery and equipment    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 1,624,885 1,624,885
Machinery and equipment | Minimum    
Property, Plant and Equipment [Line Items]    
Useful life - years 5 years  
Machinery and equipment | Maximum    
Property, Plant and Equipment [Line Items]    
Useful life - years 7 years  
Furniture and fixtures    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 196,007 196,007
Useful life - years 5 years  
Computer software    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 192,865 192,865
Computer software | Minimum    
Property, Plant and Equipment [Line Items]    
Useful life - years 3 years  
Computer software | Maximum    
Property, Plant and Equipment [Line Items]    
Useful life - years 5 years  
Leasehold improvements    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 466,789 $ 466,789