Quarterly report pursuant to Section 13 or 15(d)

NATURE OF BUSINESS, ORGANIZATION AND GOING CONCERN - Additional Information (Details)

v3.20.2
NATURE OF BUSINESS, ORGANIZATION AND GOING CONCERN - Additional Information (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2020
Dec. 31, 2019
Jun. 30, 2019
Mar. 31, 2019
Jun. 30, 2020
Jun. 30, 2019
Dec. 31, 2018
Retained Earnings (Accumulated Deficit) $ 119,250,788 $ 111,681,255     $ 119,250,788    
Operating Income (Loss) (3,622,234)   $ (3,200,359)   (7,580,889) $ (6,830,171)  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Exercisable Options       49,425      
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Total 22,450,203 10,614,722 $ 16,849,631   22,450,203 $ 16,849,631 $ 13,310,616
Cash, Uninsured Amount 22,000,000 10,100,000     22,000,000    
Lessee, Operating Lease, Liability, Payments, Due 565,000       $ 565,000    
Impairment Charges 0 $ 0          
Leasehold Improvements [Member]              
Property, Plant and Equipment, Useful Life         64 months    
Maximum [Member]              
Property, Plant and Equipment, Useful Life         10 years    
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period       3 years      
Lessee, Operating Lease, Liability, Payments, Due $ 100,000       $ 100,000    
Minimum [Member]              
Property, Plant and Equipment, Useful Life         3 years    
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period         1 year