Unaudited Condensed Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Statement [Abstract]
Collaboration revenue	$ 2,365	$ 482	$ 3,954	$ 862
Operating expenses:
Research and development (includes related party amounts of $197, $423, $405 and $909, respectively)	14,086	4,737	24,270	6,662
General and administrative (includes related party amounts of $22, $99, $64 and $203, respectively)	5,540	1,997	10,487	2,736
Total operating expenses	19,626	6,734	34,757	9,398
Loss from operations	(17,261)	(6,252)	(30,803)	(8,536)
Other income:
Interest income	373	46	505	46
Total other income	373	46	505	46
Net loss	(16,888)	(6,206)	(30,298)	(8,490)
Other comprehensive loss:
Unrealized gain (loss) on available-for-sale securities, net	(340)	17	(1,637)	17
Comprehensive loss	$ (17,228)	$ (6,189)	$ (31,935)	$ (8,473)
Net loss per common share, basic	$ (0.41)	$ (0.62)	$ (0.73)	$ (1.52)
Net loss per common share, diluted	$ (0.41)	$ (0.62)	$ (0.73)	$ (1.52)
Weighted average number of shares outstanding, basic	41,448,743	10,033,328	41,382,481	5,596,900
Weighted-average shares of common stock outstanding, diluted	41,448,743	10,033,328	41,382,481	5,596,900