Annual report [Section 13 and 15(d), not S-K Item 405]

Related Party Transactions (Management Services Agreement) (Details)

v3.26.1
Related Party Transactions (Management Services Agreement) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Related Party Transactions    
Fortress - MSA Income $ (3,708) $ (3,750)
Consolidated (Income)/Expense $ 0 0
Avenue    
Related Party Transactions    
Effective date Feb. 17, 2015  
Partner companies, MSA fee expense $ 500 250
Cellvation    
Related Party Transactions    
Effective date Oct. 31, 2016  
Partner companies, MSA fee expense $ 500 500
Checkpoint    
Related Party Transactions    
Effective date Mar. 17, 2015  
Partner companies, MSA fee expense $ 208 500
Cyprium    
Related Party Transactions    
Effective date Mar. 13, 2017  
Partner companies, MSA fee expense $ 500 500
Helocyte    
Related Party Transactions    
Effective date Mar. 20, 2015  
Partner companies, MSA fee expense $ 500 500
Mustang    
Related Party Transactions    
Effective date Mar. 13, 2015  
Partner companies, MSA fee expense $ 500 500
Oncogenuity    
Related Party Transactions    
Effective date Feb. 10, 2017  
Partner companies, MSA fee expense $ 500 500
Urica    
Related Party Transactions    
Effective date Nov. 07, 2017  
Partner companies, MSA fee expense $ 500 $ 500