SUBSEQUENT EVENTS (Details) - USD ($)
shares in Millions
1 Months Ended
Jul. 06, 2020
Jul. 31, 2020
Oct. 31, 2017
Jul. 22, 2020
Subsequent Event [Line Items]        
Term of contract     3 years  
Operating lease annual rental payments     $ 60,000  
Operating lease monthly rental payments     $ 5,000  
Renewal term     2 years  
Subsequent Event        
Subsequent Event [Line Items]        
Term of contract   4 years    
Operating lease annual rental payments   $ 72,000    
Operating lease monthly rental payments   $ 6,000    
Renewal term   3 years    
Options granted (in shares) 4.6      
Subsequent Event | License agreement, Naia acquisition        
Subsequent Event [Line Items]        
Milestone payment   $ 2,100,000    
Subsequent Event | Performance Shares        
Subsequent Event [Line Items]        
Options granted (in shares) 1.5      
Award vesting period 4 years      
Subsequent Event | Management        
Subsequent Event [Line Items]        
Options granted (in shares) 2.5      
Award vesting period 4 years      
Subsequent Event | Director        
Subsequent Event [Line Items]        
Options granted (in shares) 0.7      
Award vesting period 3 years      
Subsequent Event | SunTrust Robinson Humphrey        
Subsequent Event [Line Items]        
Sale of stock, ATM maximum equity offering price       $ 40,000,000
Commission rate       3.00%