Annual report pursuant to Section 13 and 15(d)

Licenses Acquired (Schedule of Research and Development-Licenses) (Details)

v3.21.1
Licenses Acquired (Schedule of Research and Development-Licenses) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Research and Development Arrangement, Contract to Perform for Others [Line Items]    
Research and development - licenses acquired $ 2,834 $ 6,090
Avenue [Member]    
Research and Development Arrangement, Contract to Perform for Others [Line Items]    
Research and development - licenses acquired 0 1,000
Aevitas [Member]    
Research and Development Arrangement, Contract to Perform for Others [Line Items]    
Research and development - licenses acquired 62 0
Baergic [Member]    
Research and Development Arrangement, Contract to Perform for Others [Line Items]    
Research and development - licenses acquired 11 3,290
Cellvation [Member]    
Research and Development Arrangement, Contract to Perform for Others [Line Items]    
Research and development - licenses acquired 1 0
Helocyte [Member]    
Research and Development Arrangement, Contract to Perform for Others [Line Items]    
Research and development - licenses acquired 0 450
Mustang [Member]    
Research and Development Arrangement, Contract to Perform for Others [Line Items]    
Research and development - licenses acquired 2,489 1,350
Oncogenuity [Member]    
Research and Development Arrangement, Contract to Perform for Others [Line Items]    
Research and development - licenses acquired $ 271 $ 0