Quarterly report pursuant to Section 13 or 15(d)

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

v3.20.2
Licensing and Other Arrangements - Sale of Future Revenue Streams (Details)
$ in Thousands
 3 Months Ended 6 Months Ended
Dec. 21, 2016
USD ($)
agreement
period
Jun. 30, 2020
USD ($)
Jun. 30, 2019
USD ($)
Jun. 30, 2020
USD ($)
Jun. 30, 2019
USD ($)
Dec. 31, 2019
USD ($)
 [1]
Licensing and other arrangements            
Unearned revenue recognized under units-of-revenue method       $ (695) $ (442)  
Revenue recognized under units-of-revenue method   $ 391 $ 337 695 442  
Unearned revenue recognized under units-of-revenue method, current   1,393   1,393   $ 1,096
Unearned revenue recognized under units-of-revenue method, noncurrent   14,325   14,325   $ 15,317
Health Care Royalty Partners Two Limited Partners            
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   400 $ 300 700 $ 400  
Unearned revenue recognized under units-of-revenue method, current   1,400   1,400    
Unearned revenue recognized under units-of-revenue method, noncurrent   $ 14,300   $ 14,300    
Health Care Royalty Partners Two Limited Partners | Royalty Interest Acquisition Agreements            
Licensing and other arrangements            
Number of agreements | agreement 2          
Health Care Royalty Partners Two Limited Partners | First Royalty Interest Acquisition Agreement            
Licensing and other arrangements            
Initial 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          
Health Care Royalty Partners Two Limited Partners | Second Royalty Interest Acquisition Agreement            
Licensing and other arrangements            
Initial payment received $ 11,500          
[1] The consolidated balance sheet as of December 31, 2019 has been derived from the audited consolidated financial statements as of that date included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2019.