Annual report pursuant to Section 13 and 15(d)

ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Details)

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ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Details) - USD ($)
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Payables and Accruals [Abstract]      
Accrued payroll and other benefits $ 2,094,536 $ 1,659,577  
Accrued interest 437,569 138,605  
Deferred revenue 2,467 20,631 $ 30,690
Accrued professional fees 104,602 126,384  
Other accrued expenses 67,848  
D&O insurance financing payable 33,660 52,530  
Accrued rent and facilities costs 24,584 160,544  
Accrued travel and entertainment 30,000  
Total accrued expenses and other current liabilities $ 3,141,649 $ 2,188,271