CONDENSED CONSOLIDATED STATEMENTS OF REDEEMABLE CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS' EQUITY (DEFICIT) - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive loss	Accumulated Deficit	Series A-1 Redeemable Convertible Preferred Stock	Series A-2 Redeemable Convertible Preferred Stock	Series B Redeemable Convertible Preferred Stock
Beginning Balance at Dec. 31, 2020	$ (59,065)	$ 1	$ 2,158		$ (61,224)
Beginning Balance, Shares at Dec. 31, 2020		505,074
Beginning Balance at Dec. 31, 2020						$ 2	$ 42,786	$ 64,548
Beginning Balance, Shares at Dec. 31, 2020						20,000,000	107,194,866	124,519,220
Issuance of redeemable convertible preferred stock								$ 45,375
Issuance of redeemable convertible preferred stock, Shares								87,259,605
Conversion of redeemable convertible preferred stock into common stock upon closing of initial public offering						$ (2)	$ (42,786)	$ (109,923)
Conversion of redeemable convertible preferred stock into common stock upon closing of initial public offering, Shares						(20,000,000)	(107,194,866)	(211,778,825)
Conversion of redeemable convertible preferred stock into common stock upon closing of initial public offering	152,711	$ 2	152,709
Conversion of redeemable convertible preferred stock into common stock upon closing of initial public offering, Shares		24,924,501
Issuance of common stock upon closing of initial public offering, net of offering costs and underwriter fees of $17,132	186,308	$ 1	186,307
Issuance of common stock upon closing of initial public offering, net of offering costs and underwriter fees, Shares		11,302,219
Issuance of common stock upon vesting and exercise of stock options	65		65
Issuance of common stock upon vesting and exercise of stock options, Shares		38,216
Stock-based compensation expense	891		891
Net loss	(13,723)				(13,723)
Ending Balance at Mar. 31, 2021	267,187	$ 4	342,130		(74,947)
Ending Balance, Shares at Mar. 31, 2021		36,770,010
Beginning Balance at Dec. 31, 2020	(59,065)	$ 1	2,158		(61,224)
Beginning Balance, Shares at Dec. 31, 2020		505,074
Beginning Balance at Dec. 31, 2020						$ 2	$ 42,786	$ 64,548
Beginning Balance, Shares at Dec. 31, 2020						20,000,000	107,194,866	124,519,220
Net loss	(50,647)
Ending Balance at Sep. 30, 2021	232,957	$ 4	344,824		(111,871)
Ending Balance, Shares at Sep. 30, 2021		37,018,282
Beginning Balance at Mar. 31, 2021	267,187	$ 4	342,130		(74,947)
Beginning Balance, Shares at Mar. 31, 2021		36,770,010
Issuance of common stock upon vesting and exercise of stock options	224		224
Issuance of common stock upon vesting and exercise of stock options, Shares		115,362
Stock-based compensation expense	1,067		1,067
Net loss	(18,370)				(18,370)
Ending Balance at Jun. 30, 2021	250,108	$ 4	343,421		(93,317)
Ending Balance, Shares at Jun. 30, 2021		36,885,372
Issuance of common stock upon vesting and exercise of stock options	249		249
Issuance of common stock upon vesting and exercise of stock options, Shares		132,910
Stock-based compensation expense	1,154		1,154
Net loss	(18,554)				(18,554)
Ending Balance at Sep. 30, 2021	232,957	$ 4	344,824		(111,871)
Ending Balance, Shares at Sep. 30, 2021		37,018,282
Beginning Balance at Dec. 31, 2021	$ 216,263	$ 4	346,382	$ 0	(130,123)
Beginning Balance, Shares at Dec. 31, 2021	37,174,741	37,174,741
Issuance of common stock upon vesting and exercise of stock options	$ 247		247
Issuance of common stock upon vesting and exercise of stock options, Shares		161,573
Stock-based compensation expense	1,746		1,746
Other comprehensive loss	(1,072)			(1,072)
Net loss	(22,737)				(22,737)
Ending Balance at Mar. 31, 2022	194,447	$ 4	348,375	(1,072)	(152,860)
Ending Balance, Shares at Mar. 31, 2022		37,336,314
Beginning Balance at Dec. 31, 2021	$ 216,263	$ 4	346,382	0	(130,123)
Beginning Balance, Shares at Dec. 31, 2021	37,174,741	37,174,741
Other comprehensive loss	$ (1,178)
Net loss	(68,184)
Ending Balance at Sep. 30, 2022	$ 158,734	$ 4	358,215	(1,178)	(198,307)
Ending Balance, Shares at Sep. 30, 2022	38,393,211	38,393,211
Beginning Balance at Mar. 31, 2022	$ 194,447	$ 4	348,375	(1,072)	(152,860)
Beginning Balance, Shares at Mar. 31, 2022		37,336,314
Issuance of common stock upon vesting and exercise of stock options	146		146
Issuance of common stock upon vesting and exercise of stock options, Shares		74,358
Issuance of common stock from open market sales agreeement	553		553
Issuance of common stock from open market sales agreeement, Shares		95,564
Stock-based compensation expense	1,741		1,741
Other comprehensive loss	(254)			(254)
Net loss	(21,659)				(21,659)
Ending Balance at Jun. 30, 2022	174,974	$ 4	350,815	(1,326)	(174,519)
Ending Balance, Shares at Jun. 30, 2022		37,506,236
Issuance of common stock upon vesting and exercise of stock options	279		279
Issuance of common stock upon vesting and exercise of stock options, Shares		126,509
Issuance of common stock from open market sales agreeement	3,792		3,792
Issuance of common stock from open market sales agreeement, Shares		760,466
Stock-based compensation expense	3,329		3,329
Other comprehensive loss	148			148
Net loss	(23,788)				(23,788)
Ending Balance at Sep. 30, 2022	$ 158,734	$ 4	$ 358,215	$ (1,178)	$ (198,307)
Ending Balance, Shares at Sep. 30, 2022	38,393,211	38,393,211