Quarterly report pursuant to Section 13 or 15(d)

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

v3.23.1
Royalty and Commercial Payment Purchase Agreements - Summary of Royalty Receivable Activities (Details) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended
Jul. 31, 2022
Mar. 31, 2023
Agreements    
Short-term royalty receivable, Balance at beginning of period   $ 2,366
Short-term royalty receivable, Balance at end of period   0
Long-term royalty receivable, Balance at beginning of period   63,683
Long-term royalty receivable, Balance at end of period   73,333
Aptevo    
Agreements    
Acquisition of royalty and commercial payment rights, Long-Term   9,650
Affitech    
Agreements    
Receipt of royalty and commercial payments, Short-Term   $ (2,366)
Royalty Purchase Agreement | Kuros    
Agreements    
Receipt of royalty and commercial payments, Long-Term $ (2,500)