Quarterly report [Sections 13 or 15(d)]

Royalty and Commercial Payment Purchase Agreements - EIR Method - Aptevo (Details)

v3.25.1
Royalty and Commercial Payment Purchase Agreements - EIR Method - Aptevo (Details) - USD ($)
1 Months Ended 3 Months Ended
Oct. 01, 2024
Jun. 30, 2023
Mar. 31, 2023
Mar. 31, 2025
Mar. 31, 2024
Dec. 31, 2024
Agreements            
Acquisition of royalty and commercial payment receivables       $ 4,395,000    
Payments of consideration under RPAs, AAAs and CPPAs       8,000,000 $ 15,000,000  
Contingent consideration under RPAs, AAAs, and CPPAs           $ 3,000,000
Income from purchased receivables under the EIR method       6,070,000    
Receipts under RPAs, AAAs, and CPPAs       1,307,000 7,771,000  
Royalty and commercial payment receivables under the EIR method       17,097,000   19,733,000
Short-term royalty and commercial payment receivables under the cost recovery method       413,000   413,000
Aptevo | Commercial Payment Purchase Agreement            
Agreements            
Maximum milestone payments entitled to receive     $ 5,300,000      
Acquisition of royalty and commercial payment receivables     9,700,000      
Payments of consideration under RPAs, AAAs and CPPAs   $ 50,000 9,600,000      
Maximum commercial sales milestone payments     50,000      
Commercial payments attributable to net sales threshold     500,000      
Contingent consideration under RPAs, AAAs, and CPPAs     $ 50,000      
Reclassification of royalty and commercial payment receivables from the cost recovery to the EIR method, EIR method $ 7,200,000          
Income from purchased receivables under the EIR method       300,000 $ 0  
Receipts under RPAs, AAAs, and CPPAs       600,000    
Allowance for credit losses       $ 0   $ 0
Aptevo | Commercial Payment Purchase Agreement | Minimum            
Agreements            
Receipts under RPAs, AAAs, and CPPAs   $ 500,000