XML 48 R29.htm IDEA: XBRL DOCUMENT v3.22.2.2
Liability related to sales of future royalties and sales milestones, net (Tables)
9 Months Ended
Sep. 30, 2022
Investments, Debt and Equity Securities [Abstract]  
Liability Related to Sale of Revenue
The following table shows the activity within the liability related to the sale of future royalties and sales milestones for the nine-month period ended September 30, 2022 (in thousands):
Liability related to sales of future royalties and sales milestones, net
Balance as of December 31, 2021$47,016 
Non-cash interest expense on liability related to sale of future royalties and sales milestones
5,427 
Balance as of September 30, 2022
$52,443