CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Revenue:
Collaboration revenue	$ 25,973	$ 20,013	$ 54,115	$ 30,356
Operating expenses:
Research and development	45,547	39,192	88,468	77,244
General and administrative	12,182	8,676	21,980	20,483
Total operating expenses	57,729	47,868	110,448	97,727
Loss from operations	(31,756)	(27,855)	(56,333)	(67,371)
Other income (expense):
Interest expense	(2,259)	(2,141)	(4,512)	(4,169)
Other income, net	2,644	2,540	5,200	5,237
Net loss	(31,371)	(27,456)	(55,645)	(66,303)
Other comprehensive expense:
Unrealized loss on short-term investments	(35)	(282)	(208)	(131)
Comprehensive loss	$ (31,406)	$ (27,738)	$ (55,853)	$ (66,434)
Net loss per share attributable to common stockholders, basic	$ (0.32)	$ (0.32)	$ (0.58)	$ (0.77)
Net loss per share attributable to common stockholders, diluted	$ (0.32)	$ (0.32)	$ (0.58)	$ (0.77)
Weighted-average number of shares outstanding, basic	96,965,025	86,794,697	96,492,301	86,531,422
Weighted-average number of shares outstanding, diluted	96,965,025	86,794,697	96,492,301	86,531,422
Collaboration Revenue
Revenue:
Collaboration revenue	$ 25,973	$ 20,013	$ 54,115	$ 30,356