Quarterly report pursuant to Section 13 or 15(d)

Licensing and Other Arrangements - Rezolute - Additional Information (Details)

v3.19.1
Licensing and Other Arrangements - Rezolute - Additional Information (Details) - Rezolute [Member]
1 Months Ended 3 Months Ended 12 Months Ended 18 Months Ended 21 Months Ended
Mar. 31, 2020
USD ($)
Mar. 31, 2019
USD ($)
Jan. 30, 2019
USD ($)
Jan. 07, 2019
USD ($)
CashPayment
Apr. 03, 2018
USD ($)
Obligation
shares
Dec. 06, 2017
USD ($)
shares
Feb. 28, 2019
USD ($)
Apr. 30, 2018
USD ($)
shares
Mar. 31, 2018
USD ($)
shares
Mar. 31, 2019
USD ($)
Mar. 31, 2018
USD ($)
Dec. 31, 2020
shares
Jun. 01, 2019
USD ($)
Sep. 30, 2020
USD ($)
Dec. 31, 2018
USD ($)
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]                              
Contract revenue                     $ 0        
License Agreement [Member]                              
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]                              
Future milestone payments, maximum           $ 232,000,000                  
Agreement termination notice period           90 days                  
Reimbursable technology transfer expenses received         $ 300,000                    
Common stock value receivable       $ 8,500,000                      
Number of future cash payments upon closing of the qualified financing | CashPayment       5                      
Percentage of net proceeds of each future financing upon closing of the qualified financing       15.00%                      
License Agreement [Member] | Forecast [Member]                              
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]                              
Future milestone payments, maximum                         $ 237,000,000    
Upfront option fee                         $ 1,000,000    
Future cash payments upon closing of the qualified financing                           $ 8,500,000  
License Agreement and Common Stock Purchase Agreement [Member]                              
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]                              
Eligible to receive in cash                 $ 6,000,000            
Eligible to receive common stock, financing activities                 $ 8,500,000            
Eligible to receive shares of common stock | shares                 7,000,000            
Gross proceeds from qualified financing   $ 20,000,000                          
Additional common stock receive for qualified financing   $ 8,500,000                          
Common stock, trading period   10 days                          
Contract revenue                   $ 8,000,000          
Common stock received | shares         8,093,010                    
Cash received         $ 500,000                    
Reimbursable technology transfer expenses received         $ 300,000                    
Number of performance obligations | Obligation         1                    
Upfront consideration to incremental discount for future payment         $ 0                    
Remaining performance obligations         0                    
License agreement transaction price         1,800,000                    
Value of common stock received         1,000,000                    
Future cash payments upon closing of the qualified financing                           $ 8,500,000  
Contract assets   $ 0               0         $ 0
Contract liabilities   0               0         0
Capitalized contract costs   0               0         $ 0
Doubtful revenue reversal of future cash payments   $ 2,500,000               2,500,000          
Consideration due upon qualified financing event                   5,500,000          
Future cash payments of revenue recognized                   $ 2,500,000          
License Agreement and Common Stock Purchase Agreement [Member] | Licenses and Related Materials, Product Data/Filing, Process and Know-how [Member]                              
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]                              
Recognized the entire transaction price as revenue upon completion of delivery         $ 1,800,000                    
License Agreement and Common Stock Purchase Agreement [Member] | Forecast [Member]                              
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]                              
Eligible to receive, in order to maintain license agreement $ 15,000,000                            
Common Stock Purchase Agreement [Member]                              
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]                              
Number of shares of common stock held for future issuance | shares           5,000,000                  
Common stock purchase agreement description                   Under the common stock purchase agreement, Rezolute granted the Company the right and option to sell the greater of (i) 5,000,000 shares of common stock or (ii) one third of the aggregate shares held by the Company upon failure by Rezolute to list its shares of its common stock on the Nasdaq Stock Market or a similar national exchange on or prior to December 31, 2018.          
Percentage of aggregate shares held for future issuance           33.33%                  
Cash received             $ 5,500,000                
Reimbursable technology transfer expenses received             $ 300,000                
Gross proceeds from preferred stock financing     $ 25,000,000                        
Common Stock Purchase Agreement [Member] | Interim Financing Closing and Initial Closing Financing Activities [Member]                              
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]                              
Common stock received | shares               8,093,010              
Cash received               $ 500,000              
Common Stock Purchase Agreement [Member] | Forecast [Member]                              
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]                              
Maximum number of shares of common stock sold back | shares                       5,000,000      
Number of shares of common stock sold back | shares                       2,500,000