Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Cash flows from operating activities:
Net loss	$ (14,919)	$ (3,174)
Adjustments to reconcile net loss to cash used in operating activities:
Change in fair value of royalty monetization liability	0	(29,028)
Unrealized loss (gain) on equity investments	66	(3,427)
Change in accrued interest and accretion of discount on marketable securities	(322)	(1,678)
Stock-based compensation expense	2,503	3,708
Depreciation and amortization expense	240	284
Noncash operating lease expense	582	538
Change in lease liability	(657)	(612)
Change in operating assets and liabilities:
Prepaid expenses and other current assets	(878)	(151)
Accounts payable	760	1,017
Accrued expenses	(3,147)	1,582
Deferred revenue	718	0
Net cash used in operating activities	(15,054)	(30,941)
Cash flows from investing activities:
Purchase of marketable securities	(9,845)	(46,821)
Sales/maturities of marketable securities	27,000	80,000
Purchases of property and equipment	0	(53)
Software development and other costs	0	(116)
Net cash provided by investing activities	17,155	33,010
Cash flows from financing activities:
Proceeds from exercise of options and purchases from employee stock purchase plan	13	584
Net cash provided by financing activities	13	584
Net increase in cash, cash equivalents and restricted cash	2,114	2,653
Cash, cash equivalents and restricted cash, at beginning of period	28,232	28,972
Cash, cash equivalents and restricted cash, at end of period	$ 30,346	$ 31,625