CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Revenues:
Total revenue	$ 2,398	$ 2,528
Costs and expenses:
Cost of revenue	809	808
Research and development	9,845	22,587
General and administrative	6,844	8,790
Licensing	1,031	1,061
Revaluation of contingent consideration	2,800	(800)
Total costs and expenses	21,329	32,446
Loss from operations	(18,931)	(29,918)
Other income, net	1,990	1,758
Net loss	$ (16,941)	$ (28,160)
Net loss per share, basic	$ (0.24)	$ (0.42)
Net loss per share, diluted	$ (0.24)	$ (0.42)
Weighted average common shares outstanding, basic	71,074,858	66,872,778
Weighted average common shares outstanding, diluted	71,074,858	66,872,778
Other comprehensive loss:
Unrealized (loss) gain on marketable securities, net of tax of $0	$ (258)	$ 543
Total other comprehensive (loss) gain	(258)	543
Comprehensive loss	(17,199)	(27,617)
Contract research
Revenues:
Total revenue	657	889
Licensing
Revenues:
Total revenue	$ 1,741	$ 1,639