Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements - Estimated Fair Value of Equity Securities Assumptions (Details)

v3.20.4
Fair Value Measurements - Estimated Fair Value of Equity Securities Assumptions (Details)
10 Months Ended 12 Months Ended
Dec. 31, 2018
shares
Dec. 31, 2020
Y
$ / shares
item
shares
Dec. 31, 2019
$ / shares
Y
shares
License Agreement and Common Stock Purchase Agreement | Rezolute      
Fair Value Measurements      
Number of Rezolute's shares Company has right and option to sell if Rezolute does not list common stock shares on national exchange | shares   100,000  
Number of tranches | item   2  
Common Stock Purchase Agreement | Rezolute      
Fair Value Measurements      
Number of Rezolute's shares Company has right and option to sell if Rezolute does not list common stock shares on national exchange | shares 5,000,000 2,500,000 5,000,000
Closing common stock price      
Fair Value Measurements      
Valuation assumptions, measurement input | $ / shares   11.99 6.00
Closing common stock price | Previously Reported      
Fair Value Measurements      
Valuation assumptions, measurement input | $ / shares     0.12
Discount for lack of marketability | Tranche 1      
Fair Value Measurements      
Valuation assumptions, measurement input   0.12 0.13
Discount for lack of marketability | Tranche 2      
Fair Value Measurements      
Valuation assumptions, measurement input   0.14 0.33
Estimated time to liquidity of shares | Tranche 1      
Fair Value Measurements      
Valuation assumptions, measurement input | Y   0.25 0.25
Estimated time to liquidity of shares | Tranche 2      
Fair Value Measurements      
Valuation assumptions, measurement input | Y   0.67 1.5