CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Income Statement [Abstract]
Revenue from collaborations		$ 2,592	$ 292	$ 5,175
Revenue from customers	$ 1,061	4,294	1,755	4,434
Operating expenses:
Research and development	21,099	16,781	37,464	34,916
General and administrative	6,376	9,246	13,043	17,752
Total operating expenses	27,475	26,027	50,507	52,668
Loss from operations	(26,414)	(19,141)	(48,460)	(43,059)
Interest and other income, net	31,664	1,107	18,871	2,109
Income (loss) before income tax expense	5,250	(18,034)	(29,589)	(40,950)
Income tax expense	(189)	(757)	(213)	(796)
Net income (loss)	5,061	(18,791)	(29,802)	(41,746)
Other comprehensive income (loss):
Unrealized gain (loss) on available-for-sale securities	18	(2)	(51)	96
Other comprehensive income (loss)	18	(2)	(51)	96
Comprehensive income (loss)	$ 5,079	$ (18,793)	$ (29,853)	$ (41,650)
Net income (loss) per share, basic	$ 0.03	$ (0.43)	$ (0.19)	$ (0.97)
Net income (loss) per share, diluted	$ 0.03	$ (0.43)	$ (0.19)	$ (0.97)
Weighted average shares of common stock, basic	156,444,408	43,215,478	156,299,282	43,063,615
Weighted average shares of common stock, diluted	156,647,917	43,215,478	156,299,282	43,063,615