Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Statement of Comprehensive Income [Abstract]
License-related revenue	$ 0	$ 30,000
Operating expenses:
Research and development	13,777	16,624
General and administrative	5,886	6,540
Total operating expenses	19,663	23,164
Income (loss) from operations	(19,663)	6,836
Interest expense	(932)	(682)
Other income, net	854	45
Net income (loss)	$ (19,741)	$ 6,199
Net income (loss) per share — basic (in dollars per share)	$ (0.33)	$ 0.13
Weighted average common shares outstanding— basic (in shares)	60,627,993	48,606,055
Net income (loss) per share — diluted (in dollars per share)	$ (0.33)	$ 0.13
Weighted average common shares outstanding— diluted (in shares)	60,627,993	49,816,784
Comprehensive income (loss):
Net income (loss)	$ (19,741)	$ 6,199
Other comprehensive income (loss):
Unrealized gain (loss) on marketable securities, net of tax of $0	446	(690)
Comprehensive income (loss)	$ (19,295)	$ 5,509