Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Revenues			$ 16,146
Costs and operating expenses:
Cost of revenues			475
Research and development	$ 13,953	$ 11,391	26,982	$ 23,292
General and administrative	6,079	6,730	14,326	15,783
Total costs and operating expenses	20,032	18,121	41,783	39,075
Loss from operations	(20,032)	(18,121)	(25,637)	(39,075)
Other income, net:
Interest and investment income	2,023	1,656	3,573	3,329
Sublease income	708	564	1,507	602
Total other income, net	2,731	2,220	5,080	3,931
Net loss	$ (17,301)	$ (15,901)	$ (20,557)	$ (35,144)
Net loss per common share - basic	$ (0.29)	$ (0.41)	$ (0.37)	$ (0.95)
Net loss per common share - diluted	$ (0.29)	$ (0.41)	$ (0.37)	$ (0.95)
Weighted average shares of common stock outstanding - basic	60,495,675	38,389,123	55,892,479	36,878,787
Weighted average shares of common stock outstanding - diluted	60,495,675	38,389,123	55,892,479	36,878,787
Other comprehensive loss:
Net unrealized loss on marketable debt securities	$ (42)	$ (781)	$ (165)	$ (85)
Other comprehensive loss	(42)	(781)	(165)	(85)
Comprehensive loss	$ (17,343)	$ (16,682)	(20,722)	$ (35,229)
Royalty Revenues
Revenues			8,146
Sale of Royalty Rights
Revenues			$ 8,000