Quarterly report pursuant to Section 13 or 15(d)

SUBSEQUENT EVENTS (Details)

v3.20.2
SUBSEQUENT EVENTS (Details)
$ / shares in Units, shares in Millions
1 Months Ended 3 Months Ended
Oct. 28, 2020
USD ($)
ft²
Oct. 09, 2020
USD ($)
$ / shares
shares
Oct. 07, 2020
Sep. 15, 2020
Oct. 31, 2020
USD ($)
Sep. 30, 2020
USD ($)
$ / shares
Sep. 30, 2019
USD ($)
Oct. 23, 2020
USD ($)
Subsequent Event [Line Items]                
Weighted average exercise price | $ / shares           $ 57.46    
Term of warrants           2 years    
Reverse stock split, Exchange ratio     0.02          
Average monthly rent           $ 59,000 $ 53,000  
2021 Financing                
Subsequent Event [Line Items]                
Transaction fees on gross proceeds and out-of-pocket expenses (in percent)       6.00%        
Minimum number of days for happening any other financing       60 days        
Additional transaction fees on gross proceeds (in percent)       6.00%        
Unpaid incurred offering cost           $ 100,000    
Subsequent events                
Subsequent Event [Line Items]                
Issuance of common stock, net of issuance costs (in shares) | shares   2.5            
Number of shares of common stock called by warrants issued | shares   0.8            
Gross proceeds from private placement of equity shares   $ 41,000,000            
Net proceeds from private placement   $ 37,500,000            
Reverse stock split, Exchange ratio   0.02            
Bonus payments         $ 400,000      
Lease square feet | ft² 5,000              
Average monthly rent $ 8,700              
Option to renew true              
Renewal term 3 years              
Subsequent events | 2021 Financing                
Subsequent Event [Line Items]                
Issuance of common stock, net of issuance costs (in shares) | shares   2.5            
Weighted average exercise price | $ / shares   $ 19.50            
Term of warrants   7 years            
Issue price per unit | $ / shares   $ 16.50            
Gross proceeds from private placement of equity shares   $ 41,000,000            
Transaction fees   2,500,000            
Costs for professional fees and other financing costs   $ 1,000,000            
Percent of estimated costs for professional fees and other offering costs   6.00%            
Liquidated damages on gross proceeds (in percent)   6.00%            
Number of warrants issued for shares | shares   0.8            
Aggregate bonus payments approved   $ 1,000,000            
Reverse stock split   one share for 50 shares            
Subsequent events | Xoma                
Subsequent Event [Line Items]                
Gross proceeds from private placement of equity shares   $ 20,000,000     $ 41,000,000      
Subsequent events | Xoma | License agreement                
Subsequent Event [Line Items]                
Acceleration of the remaining balance due               $ 1,400,000
Subsequent events | Activesite Pharmaceuticals Inc                
Subsequent Event [Line Items]                
First milestone payment due after completion of the preclinical work $ 1,000,000