Condensed Consolidated Statements of Convertible Preferred Stock and Stockholders' Equity (Deficit) (Unaudited) - USD ($) $ in Thousands	Total	Initial Public Offering	Convertible Preferred Stock	Convertible Preferred Stock Initial Public Offering	Voting Common Stock	Non-voting Common Stock	Common Stock Voting Common Stock	Common Stock Voting Common Stock Initial Public Offering	Common Stock Non-voting Common Stock	Common Stock Non-voting Common Stock Initial Public Offering	Additional Paid-In Capital	Additional Paid-In Capital Initial Public Offering	Accumulated Deficit
Balances at Dec. 31, 2020	$ (42,462)						$ 1				$ 1,070		$ (43,533)
Balances, shares at Dec. 31, 2020			7,063,104
Balances at Dec. 31, 2020			$ 59,681
Balances, shares at Dec. 31, 2020							1,135,858
Issuance of Series C convertible preferred stock (net of issuance costs of $270)			$ 99,730
Issuance of Series C convertible preferred stock (net of issuance costs of $270), shares			8,553,168
Issuance of common stock, net of issuance costs of $10,400	89,647						$ 1				89,646
Issuance of common stock, net of issuance costs of $10,400 million, shares							6,666,667
Conversion of convertible preferred stock to common stock upon closing of initial public offering				$ (159,411)
Conversion of convertible preferred stock to common stock upon closing of initial public offering, shares				(15,616,272)
Conversion of convertible preferred stock to common stock upon closing of initial public offering		$ 159,411								$ 1		$ 159,410
Conversion of convertible preferred stock to common stock upon closing of initial public offering, shares								10,473,138		5,143,134
Exercise of stock options	171										171
Exercise of stock options, shares							108,657
Vesting of restricted common stock, shares							233,767
Stock-based compensation expense	1,732										1,732
Net loss	(34,425)												(34,425)
Balances at Sep. 30, 2021	174,074						$ 2		$ 1		252,029		(77,958)
Balances, shares at Sep. 30, 2021							18,618,087		5,143,134
Balances at Jun. 30, 2021	(60,030)						$ 1				2,088		(62,119)
Balances, shares at Jun. 30, 2021			15,616,272
Balances at Jun. 30, 2021			$ 159,411
Balances, shares at Jun. 30, 2021							1,419,819
Issuance of common stock, net of issuance costs of $10,400	89,647						$ 1				89,646
Issuance of common stock, net of issuance costs of $10,400 million, shares							6,666,667
Conversion of convertible preferred stock to common stock upon closing of initial public offering				$ (159,411)
Conversion of convertible preferred stock to common stock upon closing of initial public offering, shares				(15,616,272)
Conversion of convertible preferred stock to common stock upon closing of initial public offering		$ 159,411								$ 1		$ 159,410
Conversion of convertible preferred stock to common stock upon closing of initial public offering, shares								10,473,138		5,143,134
Vesting of restricted common stock, shares							58,463
Stock-based compensation expense	885										885
Net loss	(15,839)												(15,839)
Balances at Sep. 30, 2021	174,074						$ 2		$ 1		252,029		(77,958)
Balances, shares at Sep. 30, 2021							18,618,087		5,143,134
Balances at Dec. 31, 2021	160,778						$ 2		$ 1		252,933		(92,158)
Balances, shares at Dec. 31, 2021					18,764,463	5,143,134	18,764,463		5,143,134
Exercise of stock options	124										124
Exercise of stock options, shares							50,460
Vesting of restricted common stock, shares							116,870
Stock-based compensation expense	3,254										3,254
Net loss	(47,498)												(47,498)
Balances at Sep. 30, 2022	116,658						$ 2		$ 1		256,311		(139,656)
Balances, shares at Sep. 30, 2022					18,931,793	5,143,134	18,931,793		5,143,134
Balances at Jun. 30, 2022	131,652						$ 2		$ 1		255,060		(123,411)
Balances, shares at Jun. 30, 2022							18,929,834		5,143,134
Exercise of stock options	5										5
Exercise of stock options, shares							1,959
Stock-based compensation expense	1,246										1,246
Net loss	(16,245)												(16,245)
Balances at Sep. 30, 2022	$ 116,658						$ 2		$ 1		$ 256,311		$ (139,656)
Balances, shares at Sep. 30, 2022					18,931,793	5,143,134	18,931,793		5,143,134