CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Revenue:
Federal contract revenue	$ 6,935	$ 6,358
Total revenue	25,478	15,345
Expenses:
Research and development	79,912	73,520
Selling, general and administrative	56,845	37,278
Cost of IP license fee	1,169
Total expenses	138,266	112,276
Loss from operations	(112,788)	(96,931)
Interest income	2,354	80
Interest expense	(10,672)	(2,582)
Gain from sale of priority review voucher, net	107,375
Other (expense) income, net	(2,696)	657
Loss before income taxes	(16,427)	(98,776)
Provision for income taxes	(3,389)
Net loss and comprehensive loss	(19,816)	(98,776)
Net loss applicable to common shareholders	$ (19,816)	$ (98,776)
Per share information:
Net loss per share of common stock-basic	$ (0.51)	$ (2.69)
Net loss per share of common stock-diluted	$ (0.51)	$ (2.69)
Basic weighted average shares outstanding	39,072,599	36,697,171
Diluted weighted average shares outstanding	39,072,599	36,697,171
Product revenue, net
Revenue:
Revenue	$ 2,872
Expenses:
Cost of revenue	190
Collaboration revenue
Revenue:
Revenue	15,671	$ 8,987
Expenses:
Cost of revenue	$ 150	$ 1,478