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Nature of Activities and Summary of Significant Accounting Policies (Details Narrative) - USD ($)
 1 Months Ended 3 Months Ended
Oct. 31, 2020
Mar. 31, 2022
Mar. 31, 2021
Dec. 31, 2021
Awarded Grants   $ 8,000,000.0    
Contributions   1,550,000    
Allowance For Doubtful Accounts Receivable   1,400,000   $ 1,400,000.0
Reimbursement For Actual Costs Incurred   1,467,000 $ 1,191,000  
Other Long-term Liabilities   2,331,000   2,454,000
Accounts Receivable [Member]        
Reimbursement For Actual Costs Incurred   73,000    
India        
Gallon Per Year   50,000,000    
Keyes Plant [Member]        
Gallon Per Year   65,000,000    
Kakinada Plant One [Member]        
Gallon Per Year   50,000,000    
Nameplate Capacity   150,000    
US DFAFSG [Member]        
Awarded Grants   245,000    
CEC-LCFPP [Member]        
Awarded Grants   4,200,000    
Reimbursement For Actual Costs Incurred   2,900,000    
CDFA [Member]        
Awarded Grants $ 7,800,000 3,200,000    
Reimbursement For Actual Costs Incurred $ 800,000      
CEC-LCAEGP [Member]        
Awarded Grants   5,000,000.0    
Contributions   7,900,000    
Actual Expenses   5,000,000.0    
Capital Expenditures   1,700,000    
Other Long-term Liabilities   $ 170,000.0   $ 1,700,000.0