Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Operating expenses:
Research and development	$ 10,800	$ 7,254
General and administrative	4,153	2,646
Total operating expenses	14,953	9,900
Loss from operations	(14,953)	(9,900)
Other income (expense):
Gain (loss) from foreign exchange	1	18
Other income, net	88	64
Other income, net	89	82
Net loss	$ (14,864)	$ (9,818)
Net loss per share, basic and diluted	$ (0.37)	$ (0.38)
Weighted-average number of shares used to compute net loss per share, basic and diluted	40,254,890	26,070,455
Net loss	$ (14,864)	$ (9,818)
Unrealized loss on available-for-sale securities	(242)	(112)
Comprehensive loss	$ (15,106)	$ (9,930)