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PREFERRED STOCK AND DETACHABLE WARRANTS - Narrative (Details)
3 Months Ended 6 Months Ended
Jun. 24, 2020
Jun. 30, 2021
USD ($)
$ / shares
shares
Jun. 30, 2020
USD ($)
Jun. 30, 2021
USD ($)
$ / shares
shares
Jun. 30, 2020
USD ($)
Jun. 25, 2021
shares
Jun. 24, 2021
shares
Dec. 31, 2020
USD ($)
$ / shares
shares
Class of Stock                
Preferred stock, shares authorized (in shares)   50,000,000   50,000,000       50,000,000
Preferred stock, par value (in dollars per share) | $ / shares   $ 0.001   $ 0.001        
Liabilities at fair value | $   $ 20,164,443   $ 20,164,443       $ 330,412
Dividends payable | $   $ (258,138) $ 704,716 $ (258,138) $ 704,716      
Liability | Expected Dividend Rate                
Class of Stock                
Warrant measurement input (as a percent)   0   0        
Series A Preferred Stock                
Class of Stock                
Preferred stock, shares authorized (in shares)   5,000,000   5,000,000       5,000,000
Preferred stock, par value (in dollars per share) | $ / shares   $ 0.001   $ 0.001       $ 0.001
Preferred stock, shares issued (in shares)   391,602   391,602       419,859
Preferred stock, shares outstanding (in shares)   391,602   391,602       419,859
Series B Preferred Stock                
Class of Stock                
Preferred stock, shares outstanding (in shares)           1,783,292    
Temporary equity, shares authorized (in shares)   10,000,000   10,000,000       10,000,000
Temporary equity, shares outstanding (in shares)   0   0       4,102,690
Temporary equity, shares issued (in shares)   0   0       4,102,690
Dividends payable | $   $ 0   $ 0       $ 317,970
Dividends paid in kind | $   $ 157,778 180,591 $ 475,748 358,512      
Preferred stock, dividend percentage (as a percent) 10.00%              
Series B Preferred Stock | Liability | Risk Free Interest Rate                
Class of Stock                
Warrant measurement input (as a percent)   0.0006   0.0006        
Series B Preferred Stock | Liability | Minimum | Expected Volatility Rate                
Class of Stock                
Warrant measurement input (as a percent)   0.66   0.66        
Series B Preferred Stock | Liability | Maximum | Expected Volatility Rate                
Class of Stock                
Warrant measurement input (as a percent)   2.02   2.02        
Series B1 Preferred Stock                
Class of Stock                
Preferred stock, shares outstanding (in shares)             3,134,889  
Temporary equity, shares authorized (in shares)   17,000,000   17,000,000       17,000,000
Temporary equity, shares outstanding (in shares)   0   0       7,399,649
Temporary equity, shares issued (in shares)   0   0       7,399,649
Dividends payable | $   $ 0   $ 0       $ 288,594
Dividends paid in kind | $   $ 214,405 $ 163,908 $ 502,986 $ 375,177      
Preferred stock, dividend percentage (as a percent) 10.00%              
Series B1 Preferred Stock | Liability                
Class of Stock                
Expected term (years)   6 months   6 months        
Series B1 Preferred Stock | Liability | Minimum | Expected Volatility Rate                
Class of Stock                
Warrant measurement input (as a percent)   0.66   0.66        
Series B1 Preferred Stock | Liability | Maximum | Expected Volatility Rate                
Class of Stock                
Warrant measurement input (as a percent)   2.02   2.02