Liability Related to Sale of Future Royalties (Tables)

3 Months Ended

Mar. 31, 2023

Other Liabilities Disclosure [Abstract]

Activity within Liability Related to Sale of Future Royalties, net

The following table shows the activity within the liability account for the three months ended March 31, 2023:

	March 31, 2023
	(in thousands)
Liability related to sale of future royalties, beginning balance at December 31, 2022	$	57,484
MTPC royalties payable	(425)
Liability related to sale of future royalties, ending balance	$	57,059