Summary of Significant Accounting Policies - Earnings per Share (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended						9 Months Ended
		Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2024	Sep. 30, 2023
Numerator:
Net loss		$ (20,217)	$ (18,492)	$ (16,921)	$ (14,577)	$ (11,860)	$ (12,263)	$ (55,630)	$ (38,700)
Denominator:
Weighted-average shares outstanding in computing net loss per share, basic (in shares)	[1]	16,953,443			446,255			16,932,976	441,498
Weighted-average shares outstanding in computing net loss per share, Diluted (in shares)	[1]	16,953,443			446,255			16,932,976	441,498
Net loss per share, basic (in dollars per share)	[1]	$ (1.19)			$ (32.67)			$ (3.29)	$ (87.66)
Net loss per share, Diluted (in dollars per share)	[1]	$ (1.19)			$ (32.67)			$ (3.29)	$ (87.66)
Class A Common Stock
Numerator:
Net loss									$ (38,700)
Denominator:
Weighted-average shares outstanding in computing net loss per share, basic (in shares)									441,498
Weighted-average shares outstanding in computing net loss per share, Diluted (in shares)									441,498
Net loss per share, basic (in dollars per share)									$ (87.66)
Net loss per share, Diluted (in dollars per share)									$ (87.66)
Class B Common Stock
Numerator:
Net loss									$ 0
Denominator:
Weighted-average shares outstanding in computing net loss per share, basic (in shares)									0
Weighted-average shares outstanding in computing net loss per share, Diluted (in shares)									0
Net loss per share, basic (in dollars per share)									$ 0
Net loss per share, Diluted (in dollars per share)									$ 0

[1] For the three and nine months ended September 30, 2023, net loss per share information is presented for the Company’s then outstanding Class A common stock. For the three and nine months ended September 30, 2024, net loss per share information is presented for the Company’s common stock. See Note 1, Reverse Merger and Pre-Closing Financing and Note 3, Net Loss Per Share Attributable to Common Stockholders, for additional information.