Convertible Preferred Stock - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands	1 Months Ended				2 Months Ended	6 Months Ended
	Apr. 30, 2021	Jul. 31, 2020	Jun. 30, 2019	Aug. 31, 2018	May 31, 2023	Jun. 30, 2023	Jun. 30, 2024	Apr. 02, 2024	Dec. 31, 2023
Temporary Equity [Line Items]
Convertible preferred stock, shares issued							0		287,446,844
Convertible preferred stock, par value							$ 0.0001		$ 0.0001
Aggregate net proceeds from issuance of convertible preferred stock						$ 100,000
IPO
Temporary Equity [Line Items]
Convertible Preferred Stock, Shares Issued upon Conversion								14,740,840
Series A Convertible Preferred Stock
Temporary Equity [Line Items]
Convertible preferred stock, shares issued		33,189,295	26,046,438	7,142,857
Convertible preferred stock, par value		$ 0.7	$ 0.7	$ 0.7
Aggregate net proceeds from issuance of convertible preferred stock		$ 23,200	$ 18,100	$ 4,900
Series B Convertible Preferred Stock
Temporary Equity [Line Items]
Convertible preferred stock, shares issued	78,211,116
Convertible preferred stock, par value	$ 1.35
Aggregate net proceeds from issuance of convertible preferred stock	$ 105,300
Series C Convertible Preferred Stock
Temporary Equity [Line Items]
Convertible preferred stock, shares issued					142,857,138
Convertible preferred stock, par value					$ 0.7
Aggregate net proceeds from issuance of convertible preferred stock					$ 99,700