Annual report pursuant to Section 13 and 15(d)

Related Party Transactions (Schedule of Equity Fees) (Details)

v3.22.1
Related Party Transactions (Schedule of Equity Fees) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dividends receivable $ (12,327) $ (13,071)
Aevitas [Member]    
PIK Dividend date January 1  
Partner companies dividend $ 22 11
Baergic [Member]    
PIK Dividend date January 1  
Partner companies dividend $ 10 10
Cellvation [Member]    
PIK Dividend date January 1  
Partner companies dividend $ 9 7
Checkpoint [Member]    
PIK Dividend date January 1  
Partner companies dividend $ 6,598 4,617
Cyprium [Member]    
PIK Dividend date January 1  
Partner companies dividend $ 1,304 711
Helocyte [Member]    
PIK Dividend date January 1  
Partner companies dividend $ 141 138
Mustang [Member]    
PIK Dividend date January 1  
Partner companies dividend $ 4,212 7,577
Oncogenuity [Member]    
PIK Dividend date January 1  
Partner companies dividend $ 5 0
UR-1 Therapeutics, Inc [Member]    
Partner companies dividend $ 26 $ 0