CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Income Statement [Abstract]
Collaboration arrangement revenue	$ 0	$ 1,859	$ 0	$ 8,011
Operating expenses:
Research and development	14,346	7,463	37,598	23,390
General and administrative	4,468	2,194	13,978	7,067
Total operating expenses	18,814	9,657	51,576	30,457
Loss from operations	(18,814)	(7,798)	(51,576)	(22,446)
Change in fair value of convertible notes	0	(6,252)	15,890	(4,992)
Other income (expense), net	1,219	84	3,767	827
Total other income (expense), net	1,219	(6,168)	19,657	(4,165)
Loss before provision for income taxes	(17,595)	(13,966)	(31,919)	(26,611)
Provision for income taxes	0	(65)	0	(65)
Loss on impairment of equity investment	0	0	(1,625)	0
Net loss	$ (17,595)	$ (14,031)	$ (33,544)	$ (26,676)
Net loss per share - basic	$ (1.46)	$ (40.52)	$ (4.01)	$ (76.81)
Net loss per share - diluted	$ (1.46)	$ (40.52)	$ (5.6)	$ (76.81)
Weighted-average common shares - basic	12,076,412	346,288	8,360,652	347,292
Weighted-average common shares - diluted	12,076,412	346,288	8,810,555	347,292