Quarterly report [Sections 13 or 15(d)]

Royalty and Commercial Payment Purchase Agreements - Summary of Royalty Receivable Activities (Details)

v3.25.2
Royalty and Commercial Payment Purchase Agreements - Summary of Royalty Receivable Activities (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Royalty and Commercial Payment Receivable Activities Under the Cost Recovery Method        
Balance at Beginning of Period, Royalty and Commercial Payment Receivables, Cost Recovery Method     $ 56,349  
Acquisition of Royalty and Commercial Payment Receivables, Cost Recovery Method     4,395  
Receipt of Royalty and Commercial Payments, Cost Recovery Method     (1,107)  
Balance at End of Period, Royalty and Commercial Payment Receivables, Cost Recovery Method $ 59,637   59,637  
Royalty and Commercial Payment Receivable Activities Under the EIR Method        
Balance at Beginning of Period, Royalty and Commercial Payment Receivables, EIR Method     19,733  
Income from Purchased Receivables Under the EIR Method 6,007 $ 4,562 12,077 $ 4,562
Receipt of Royalty and Commercial Payments, EIR Method     (12,075)  
Payment of Sales-Based Milestone     3,000  
Balance at End of Period, Royalty and Commercial Payment Receivables, EIR Method 22,735   22,735  
Income        
Income from purchased receivables under the EIR method 6,007 4,562 12,077 4,562
Income from purchased receivables under the cost recovery method 1,743 870 7,268 870
Twist        
Royalty and Commercial Payment Receivable Activities Under the Cost Recovery Method        
Balance at Beginning of Period, Royalty and Commercial Payment Receivables, Cost Recovery Method     15,000  
Balance at End of Period, Royalty and Commercial Payment Receivables, Cost Recovery Method 15,000   15,000  
Dare | XACIATO        
Royalty and Commercial Payment Receivable Activities Under the Cost Recovery Method        
Balance at Beginning of Period, Royalty and Commercial Payment Receivables, Cost Recovery Method     21,999  
Receipt of Royalty and Commercial Payments, Cost Recovery Method     (3)  
Balance at End of Period, Royalty and Commercial Payment Receivables, Cost Recovery Method 21,996   21,996  
LadRx | MIPLYFFA        
Royalty and Commercial Payment Receivable Activities Under the Cost Recovery Method        
Balance at Beginning of Period, Royalty and Commercial Payment Receivables, Cost Recovery Method     4,850  
Receipt of Royalty and Commercial Payments, Cost Recovery Method     (1,104)  
Balance at End of Period, Royalty and Commercial Payment Receivables, Cost Recovery Method 3,746   3,746  
Palobiofarma        
Royalty and Commercial Payment Receivable Activities Under the Cost Recovery Method        
Balance at Beginning of Period, Royalty and Commercial Payment Receivables, Cost Recovery Method     10,000  
Balance at End of Period, Royalty and Commercial Payment Receivables, Cost Recovery Method 10,000   10,000  
Kuros        
Royalty and Commercial Payment Receivable Activities Under the Cost Recovery Method        
Balance at Beginning of Period, Royalty and Commercial Payment Receivables, Cost Recovery Method     4,500  
Balance at End of Period, Royalty and Commercial Payment Receivables, Cost Recovery Method 4,500   4,500  
Castle Creek Biosciences, Inc        
Royalty and Commercial Payment Receivable Activities Under the Cost Recovery Method        
Acquisition of Royalty and Commercial Payment Receivables, Cost Recovery Method     4,395  
Balance at End of Period, Royalty and Commercial Payment Receivables, Cost Recovery Method 4,395   4,395  
Affitech | VABYSMO        
Royalty and Commercial Payment Receivable Activities Under the EIR Method        
Balance at Beginning of Period, Royalty and Commercial Payment Receivables, EIR Method     13,105  
Income from Purchased Receivables Under the EIR Method 5,758 4,562 11,575 4,562
Receipt of Royalty and Commercial Payments, EIR Method     (11,145)  
Payment of Sales-Based Milestone     3,000  
Balance at End of Period, Royalty and Commercial Payment Receivables, EIR Method 16,535   16,535  
Income        
Income from purchased receivables under the EIR method 5,758 4,562 11,575 4,562
Aptevo | IXINITY        
Royalty and Commercial Payment Receivable Activities Under the EIR Method        
Balance at Beginning of Period, Royalty and Commercial Payment Receivables, EIR Method     6,628  
Income from Purchased Receivables Under the EIR Method 249   502  
Receipt of Royalty and Commercial Payments, EIR Method     (930)  
Balance at End of Period, Royalty and Commercial Payment Receivables, EIR Method 6,200   6,200  
Income        
Income from purchased receivables under the EIR method 249   502  
Viracta | OJEMDA        
Income        
Income from purchased receivables under the cost recovery method 1,715 $ 870 7,240 $ 870
Talphera        
Income        
Income from purchased receivables under the cost recovery method $ 28   $ 28