Condensed Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Operating expenses
Research and development	$ 8,713	$ 5,985
General and administrative	4,422	3,221
Total operating expenses	13,135	9,206
Loss from operations	(13,135)	(9,206)
Other income (expense)
Interest income, net	1,832	76
Other income (expense), net	(4)	1
Total other income	1,828	77
Net loss	(11,307)	(9,129)
Other comprehensive gain (loss)
Unrealized gain (loss) on marketable securities	227	(583)
Comprehensive loss	$ (11,080)	$ (9,712)
Net loss per common share, basic (in dollars per share)	$ (0.28)	$ (0.23)
Net loss per common share, diluted (in dollars per share)	$ (0.28)	$ (0.23)
Weighted-average shares outstanding, basic (in shares)	41,025,062	40,473,270
Weighted-average shares outstanding diluted (in shares)	41,025,062	40,473,270