Condensed Consolidated Statements of Operations (unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Operating expenses:
Research and development	$ 22,035	$ 9,849	$ 59,598	$ 32,395
General and administrative	17,664	9,392	44,568	18,373
Total operating expenses	39,699	19,241	104,166	50,768
Loss from operations	(39,699)	(19,241)	(104,166)	(50,768)
Interest income (expense), net	1,895	(6)	2,086	(19)
Other income (expense), net	9	7	8	(29)
Net loss	(37,795)	(19,240)	(102,072)	(50,816)
Net loss attributable to redeemable noncontrolling interests	0	0	0	(2,109)
Exchange of redeemable noncontrolling interest shares-deemed dividend	0	0	0	(99,994)
Net loss attributable to common stockholders/members	$ (37,795)	$ (19,240)	$ (102,072)	$ (148,701)
Net loss per share, Basic	$ (0.53)	$ (0.33)	$ (1.61)	$ (4.98)
Net loss per share, Diluted	$ (0.53)	$ (0.33)	$ (1.61)	$ (4.98)
Weighted-average number of common shares used in computing net loss per share, basic	71,008,993	57,514,218	63,522,774	29,859,883
Weighted-average number of common shares used in computing net loss per share, Diluted	71,008,993	57,514,218	63,522,774	29,859,883