CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Revenue:
Federal contract revenue	$ 11,374	$ 6,935
Total revenue	30,989	25,478
Expenses:
Research and development	99,388	79,912
Selling, general and administrative	61,152	56,845
Cost of IP license fee		1,169
Total expenses	162,474	138,266
Loss from operations	(131,485)	(112,788)
Interest income	8,113	2,354
Interest expense	(16,895)	(10,672)
(Loss) gain from sale of priority review voucher, net	(4,000)	107,375
Other income (expense), net	1,324	(2,696)
Loss before income taxes	(142,943)	(16,427)
Benefit (provision) for income taxes	1,538	(3,389)
Net loss applicable to common shareholders	$ (141,405)	$ (19,816)
Per share information:
Net loss per share of common stock-basic	$ (2.63)	$ (0.51)
Net loss per share of common stock-diluted	$ (2.63)	$ (0.51)
Basic weighted average shares outstanding	53,746,518	39,072,599
Diluted weighted average shares outstanding	53,746,518	39,072,599
Other comprehensive loss:
Unrealized loss on available-for-sale securities	$ (20)
Total comprehensive loss	(141,425)	$ (19,816)
Product revenue, net
Revenue:
Revenue	19,561	2,872
Expenses:
Cost of revenue	1,909	190
Collaboration revenue
Revenue:
Revenue	54	15,671
Expenses:
Cost of revenue	$ 25	$ 150