CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2022
Operating expenses:
Research and development	$ 17,707	$ 12,015
Selling, general and administrative	10,352	7,329
Total operating expenses	28,059	19,344
Loss from operations	(28,059)	(19,344)
Other expense	(30)	(7)
Interest income	1,367	976
Interest expense	(1,130)	(769)
Change in fair value of preferred stock tranche liability	(6,011)	3,430
Net loss	$ (33,863)	$ (15,714)
Net loss per share-basic	$ (1.26)	$ (0.94)
Net loss per share-diluted		$ (0.08)	$ (0.09)
Weighted average common shares outstanding used in computing net loss per share - basic	26,832	16,723
Weighted average common shares outstanding used in computing net loss per share - diluted		200,679	186,264
Net Income (Loss)	$ (33,863)	$ (15,714)
Unrealized gain (loss) on available-for-sale securities	(17)	6
Comprehensive loss	$ (33,880)	$ (15,708)