CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Income Statement [Abstract]
Collaboration revenue	$ 20,558	$ 59,120
Operating expenses:
Research and development	32,074	28,608
General and administrative	10,274	9,399
Total operating expenses	42,348	38,007
(Loss) income from operations	(21,790)	21,113
Other income:
Interest and other income	4,441	4,214
Total other income	4,441	4,214
(Loss) income before provision for income taxes	(17,349)	25,327
Provision for income taxes	0	1,831
Net (loss) income	$ (17,349)	$ 23,496
Net (loss) income per share, basic (in dollars per share)	$ (0.42)	$ 0.70
Net (loss) income per share, diluted (in dollars per share)	$ (0.42)	$ 0.68
Weighted-average common shares outstanding, basic (in shares)	41,073,732	33,497,072
Weighted-average common shares outstanding, diluted (in shares)	41,073,732	34,790,925
Other comprehensive income (loss):
Unrealized gain (loss) on marketable securities	$ 480	$ (441)
Total other comprehensive income (loss)	480	(441)
Total comprehensive (loss) income	$ (16,869)	$ 23,055