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Nature of Activities and Summary of Significant Accounting Policies (Details Narrative) - USD ($)
 1 Months Ended 6 Months Ended
May 31, 2022
Oct. 31, 2020
Jun. 30, 2022
Jun. 30, 2021
Dec. 31, 2021
Awarded Grants     $ 8,000,000.0    
Gallon Per Year     90,000,000    
Contributions     1,550,000    
Allowance For Doubtful Accounts Receivable         $ 3,300,000
Reimbursement For Actual Costs Incurred     6,147,000 $ 1,224,000  
US DFAFSG [Member]          
Awarded Grants     245,000    
India          
Gallon Per Year     50,000,000    
Kakinada Plant One [Member]          
Gallon Per Year     50,000,000    
Nameplate Capacity     150,000    
CEC-LCFPP [Member]          
Awarded Grants     4,200,000    
Reimbursement For Actual Costs Incurred     3,800,000    
CDFA [Member]          
Awarded Grants $ 642,000 $ 7,800,000 3,200,000    
Contributions     2,400,000    
Reimbursement For Actual Costs Incurred   $ 1,600,000 14,200,000    
CEC-LCAEGP [Member]          
Awarded Grants 500,000   5,000,000.0    
Gallon Per Year 2,000,000        
Contributions 5,800,000   7,900,000    
Actual Expenses     5,000,000.0    
Capital Expenditures $ 2,000,000   1,700,000    
Accounts Receivable [Member]          
Reimbursement For Actual Costs Incurred     $ 73,000