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Debt - EB 5 LOAN (Details) - EB-5 Loan - Loans payable - USD ($)
1 Months Ended
Sep. 30, 2016
Mar. 31, 2020
Mar. 26, 2020
Dec. 31, 2019
Dec. 31, 2016
Debt          
Maximum borrowing $ 10,000,000.0        
Borrowing increments $ 500,000        
Interest rate (in percentage) 4.00%        
Company borrowed     $ 500,000   $ 1,000,000.0
Principal outstanding   $ 1,500,000   $ 1,000,000  
Plus: accrued interest   138,222   127,777  
Less: unamortized debt issuance costs   (57,662)   (55,654)  
Carrying Value upon Issuance   $ 1,580,560   $ 1,072,123