Condensed Consolidated Statements of Changes in Convertible Preferred Stock and Stockholders’ Equity (Deficit) - USD ($) $ in Thousands	Total	Series A-1 Convertible Preferred Stock	Series A-2 Convertible Preferred Stock	Series B Convertible Preferred Stock	Class A Common Stock	Class B Common Stock	Preferred Stock	Common Stock	Common Stock Class A Common Stock	Common Stock Class B Common Stock	Additional Paid- In Capital	Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2022		18,604,653	13,291,208	74,405,719
Beginning balance at Dec. 31, 2022		$ 34,414	$ 28,675	$ 181,277
Ending balance at Mar. 31, 2023		$ 34,414	$ 28,675	$ 181,277
Ending balance (in shares) at Mar. 31, 2023		18,604,653	13,291,208	74,405,719
Beginning balance (in shares) at Dec. 31, 2022							0
Beginning balance (in shares) at Dec. 31, 2022								0	428,334	0
Beginning balance at Dec. 31, 2022	$ (145,739)						$ 0	$ 0	$ 0	$ 0	$ 5,098	$ (150,837)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense	293										293
Common stock issued upon exercise of stock options (in shares)									13,532
Common stock issued upon exercise of stock options	112										112
Net loss	(12,263)				$ (12,263)	$ 0						(12,263)
Ending balance at Mar. 31, 2023	$ (157,597)						$ 0	$ 0	$ 0	$ 0	5,503	(163,100)
Ending balance (in shares) at Mar. 31, 2023								0	441,866	0
Ending balance (in shares) at Mar. 31, 2023							0
Beginning balance (in shares) at Dec. 31, 2023		0	0	0
Beginning balance at Dec. 31, 2023		$ 0	$ 0	$ 0
Ending balance at Mar. 31, 2024		$ 0	$ 0	$ 0
Ending balance (in shares) at Mar. 31, 2024		0	0	0
Beginning balance (in shares) at Dec. 31, 2023	0						0
Beginning balance (in shares) at Dec. 31, 2023	12,823,665							12,823,665	0	0
Beginning balance at Dec. 31, 2023	$ 186,024						$ 0	$ 0	$ 0	$ 0	373,178	(187,154)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense	$ 1,045										1,045
Common stock issued upon exercise of stock options (in shares)	37,330							37,330
Common stock issued upon exercise of stock options	$ 629										629
Net loss	(16,921)											(16,921)
Ending balance at Mar. 31, 2024	$ 170,777						$ 0	$ 0	$ 0	$ 0	$ 374,852	$ (204,075)
Ending balance (in shares) at Mar. 31, 2024	12,860,995							12,860,995	0	0
Ending balance (in shares) at Mar. 31, 2024	0						0