Quarterly report pursuant to Section 13 or 15(d)

Licensing and Other Arrangements - Sale of Future Revenue Streams (Details)

v3.23.3
Licensing and Other Arrangements - Sale of Future Revenue Streams (Details)
$ in Thousands
 3 Months Ended 9 Months Ended
Dec. 21, 2016
USD ($)
agreement
period
Sep. 30, 2023
USD ($)
Sep. 30, 2022
USD ($)
Sep. 30, 2023
USD ($)
Sep. 30, 2022
USD ($)
Dec. 31, 2022
USD ($)
Licensing and other arrangements            
Unearned revenue recognized under units-of-revenue method       $ (1,575) $ (1,241)  
Revenue recognized under units-of-revenue method   $ 605 $ 426 1,575 1,241  
Unearned revenue recognized under units-of-revenue method, current   2,078   2,078   $ 1,899
Unearned revenue recognized under units-of-revenue method, noncurrent   7,796   7,796   9,550
HealthCare Royalty Partners II, L.P. | Royalty Sale Agreements            
Licensing and other arrangements            
Number of agreements | agreement 2          
Unearned revenue recognized under units-of-revenue method $ 18,000          
Revenue recognized under units-of-revenue method   600 $ 400 1,600 $ 1,200  
Unearned revenue recognized under units-of-revenue method, current   2,100   2,100   1,900
Unearned revenue recognized under units-of-revenue method, noncurrent   $ 7,800   $ 7,800   $ 9,600
HealthCare Royalty Partners II, L.P. | First Royalty Sale Agreement            
Licensing and other arrangements            
Cash payment received 6,500          
Eligible potential additional payments receivable upon achievement of specified net sales milestones in future years $ 4,000          
Number of milestone periods | period 3          
HealthCare Royalty Partners II, L.P. | Second Royalty Sale Agreement            
Licensing and other arrangements            
Cash payment received $ 11,500