Quarterly report [Sections 13 or 15(d)]

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

v3.26.1
Royalty and Commercial Payment Purchase Agreements - Summary of Royalty Receivable Activities (Details) - USD ($)
$ in Thousands
 3 Months Ended
Oct. 01, 2025
Mar. 31, 2026
Mar. 31, 2025
Royalty and Commercial Payment Receivable Activities Under the Cost Recovery Method      
Balance at Beginning of Period, Royalty and Commercial Payment Receivables, Cost Recovery Method   $ 55,888 $ 56,349
Acquisition of Royalty and Commercial Payment Receivables, Cost Recovery Method     4,395
Receipt of Royalty and Commercial Payments, Cost Recovery Method   (2) (415)
Balance at End of Period, Royalty and Commercial Payment Receivables, Cost Recovery Method   55,886 60,329
Royalty and Commercial Payment Receivable Activities Under the EIR Method      
Balance at Beginning of Period, Royalty and Commercial Payment Receivables, EIR Method   27,213 19,733
Income from Purchased Receivables Under the EIR Method   9,239 6,070
Receipt of Royalty and Commercial Payments, EIR Method   (13,493) (11,706)
Payment of Sales-Based Milestone   22,959 3,000
Balance at End of Period, Royalty and Commercial Payment Receivables, EIR Method     17,097
Income      
Income from purchased receivables under the EIR method   9,239 6,070
Income from purchased receivables under the cost recovery method   2,769 5,525
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 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   21,993 21,999
Receipt of Royalty and Commercial Payments, Cost Recovery Method   (2) (2)
Balance at End of Period, Royalty and Commercial Payment Receivables, Cost Recovery Method   21,991 21,997
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     (413)
Balance at End of Period, Royalty and Commercial Payment Receivables, Cost Recovery Method     4,437
Royalty and Commercial Payment Receivable Activities Under the EIR Method      
Balance at Beginning of Period, Royalty and Commercial Payment Receivables, EIR Method   3,765  
Reclassification of Royalty and Commercial Payment Receivables from the Cost Recovery to the EIR Method, EIR Method $ 2,900    
Income from Purchased Receivables Under the EIR Method   2,297  
Receipt of Royalty and Commercial Payments, EIR Method   (1,069)  
Payment of Sales-Based Milestone   4,993  
Income      
Income from purchased receivables under the EIR method   2,297  
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 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 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      
Balance at Beginning of Period, Royalty and Commercial Payment Receivables, Cost Recovery Method   4,395  
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   17,555 13,105
Income from Purchased Receivables Under the EIR Method   6,696 5,817
Receipt of Royalty and Commercial Payments, EIR Method   (11,945) (11,145)
Payment of Sales-Based Milestone   12,306 3,000
Balance at End of Period, Royalty and Commercial Payment Receivables, EIR Method     10,777
Income      
Income from purchased receivables under the EIR method   6,696 5,817
Aptevo | IXINITY      
Royalty and Commercial Payment Receivable Activities Under the EIR Method      
Balance at Beginning of Period, Royalty and Commercial Payment Receivables, EIR Method   5,893 6,628
Income from Purchased Receivables Under the EIR Method   246 253
Receipt of Royalty and Commercial Payments, EIR Method   (479) (561)
Payment of Sales-Based Milestone   5,660  
Balance at End of Period, Royalty and Commercial Payment Receivables, EIR Method     6,320
Income      
Income from purchased receivables under the EIR method   246 253
Viracta | OJEMDA      
Income      
Income from purchased receivables under the cost recovery method   2,769 5,525
Commercial Payment Purchase Agreement | Affitech      
Royalty and Commercial Payment Receivable Activities Under the EIR Method      
Income from Purchased Receivables Under the EIR Method   6,700 5,800
Income      
Income from purchased receivables under the EIR method   6,700 5,800
Commercial Payment Purchase Agreement | Aptevo      
Royalty and Commercial Payment Receivable Activities Under the EIR Method      
Income from Purchased Receivables Under the EIR Method   200 300
Income      
Income from purchased receivables under the EIR method   $ 200 $ 300