Quarterly report pursuant to Section 13 or 15(d)

Licenses Acquired (Narrative) (Details)

v3.21.1
Licenses Acquired (Narrative) (Details) - USD ($)
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Research and Development Arrangement, Contract to Perform for Others [Line Items]    
Research and development - licenses acquired $ 126,000 $ 250,000
Licensing Agreements [Member]    
Research and Development Arrangement, Contract to Perform for Others [Line Items]    
Research and development - licenses acquired 126,000 250,000
Aevitas [Member]    
Research and Development Arrangement, Contract to Perform for Others [Line Items]    
Research and development - licenses acquired 25,000 0
Aevitas [Member] | Licensing Agreements [Member]    
Research and Development Arrangement, Contract to Perform for Others [Line Items]    
Research and development - licenses acquired 25,000  
FBIO Acquisition Corp VIII [Member] | Licensing Agreements [Member]    
Research and Development Arrangement, Contract to Perform for Others [Line Items]    
Research and development - licenses acquired 101,000  
Mustang [Member] | Licensing Agreements [Member]    
Research and Development Arrangement, Contract to Perform for Others [Line Items]    
Research and development - licenses acquired 0 250,000
Mustang [Member] | Licensing Agreements [Member] | City of Hope (COH) [Member]    
Research and Development Arrangement, Contract to Perform for Others [Line Items]    
Research and development - licenses acquired $ 0 300,000
Payments of milestones   $ 300,000