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STOCKHOLDERS' AND MEMBERS' EQUITY (DEFICIT), Private Placement Offerings (Details) - USD ($)
3 Months Ended 6 Months Ended
May 26, 2021
Apr. 26, 2021
Jun. 30, 2021
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Private Placement Offerings [Abstract]            
Proceeds from sale of common stock       $ 48,524,918 $ 0  
Number of shares authorized to sale in regular purchase (in shares)     100,000,000 100,000,000   100,000,000
Purchase Agreements [Member] | Lincoln Park [Member]            
Private Placement Offerings [Abstract]            
Common stock issued and sold during period (in shares)       3,211,942    
Net proceeds       $ 48,508,585    
First Purchase Agreement [Member] | Lincoln Park [Member]            
Private Placement Offerings [Abstract]            
Proceeds from sale of common stock     $ 20,000,000      
Common stock, shares issued in consideration for purchase commitment (in shares)   56,041 1,127,736      
Number of shares remaining to be sold in purchase commitment (in shares)     0      
Common stock issued and sold during period (in shares)       1,127,736    
Net proceeds       $ 20,000,000    
First Purchase Agreement [Member] | Lincoln Park [Member] | Maximum [Member]            
Private Placement Offerings [Abstract]            
Proceeds from sale of common stock   $ 20,000,000        
Maximum commitment in any single regular purchase   $ 1,000,000        
Second Purchase Agreement [Member] | Lincoln Park [Member]            
Private Placement Offerings [Abstract]            
Common stock, shares issued in consideration for purchase commitment (in shares) 50,000          
Common stock issued and sold during period (in shares)       2,084,206    
Net proceeds       $ 30,496,755    
Second Purchase Agreement [Member] | Lincoln Park [Member] | Maximum [Member]            
Private Placement Offerings [Abstract]            
Proceeds from sale of common stock $ 40,000,000          
Number of shares authorized to sale in regular purchase (in shares)   60,000        
Maximum commitment in any single regular purchase $ 2,000,000          
Beneficial ownership percentage on total outstanding shares that prohibits company to direct share purchases   4.99%        
Second Purchase Agreement [Member] | Lincoln Park [Member] | Minimum Closing Price 5.50 [Member] | Maximum [Member]            
Private Placement Offerings [Abstract]            
Number of shares authorized to sale in regular purchase (in shares)     80,000 80,000    
Second Purchase Agreement [Member] | Lincoln Park [Member] | Minimum Closing Price 7.00 [Member] | Maximum [Member]            
Private Placement Offerings [Abstract]            
Number of shares authorized to sale in regular purchase (in shares)     120,000 120,000