Condensed Statements of Changes in Convertible Preferred Stock and Stockholders' Equity (Deficit) - USD ($) $ in Thousands	Total	Series A Convertible Preferred Stock [Member]	Series A-1 Convertible Preferred Stock [Member]	Series B Convertible Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Loss
Opening balance at Dec. 31, 2020		$ 1,067	$ 16,333	$ 39,253
Opening balance at Dec. 31, 2020	$ (18,591)				$ 0	$ 8,374	$ (26,965)	$ 0
Opening balance (Shares) at Dec. 31, 2020		477,297	7,537,879	11,862,043	419,124
Unrealized loss on marketable securities	(28)							(28)
Stock options exercised for cash	2					2
Stock options exercised for cash, Shares					2,236
Cashless stock options exercise (shares)					178,847
Stock-based compensation	557					557	0	0
Issuance of milestone shares for cash, net of issuance costs				$ 30,031
Issuance of milestone shares for cash, net of issuance costs (Shares)				7,908,027
Exercise of preferred stock warrant			$ 1,250
Exercise of preferred stock warrant (shares)			447,426
Reclassification of preferred stock tranche rights liability upon issuance of milestone shares				$ 81,190
Reclassification of warrant liability upon exercise of preferred stock warrant	5,380		$ 5,380
Exercise of common stock warrants	614					614		0
Exercise of common stock warrants (Shares)					137,446
Conversion of convertible preferred stock into common stock upon initial public offering	174,504	$ (1,067)	$ (22,963)	$ (150,474)	$ 3	174,501
Conversion of convertible preferred stock into common stock upon initial public offering, Shares		(477,297)	(7,985,305)	(19,770,070)	28,232,672
Issuance of common stock for cash, net of issuance costs of $15,441	168,559				$ 1	168,558
Issuance of common stock for cash, net of issuance costs of $15,441, Shares					11,499,998
Net loss	(92,257)						(92,257)	0
Closing balance at Sep. 30, 2021		$ 0	$ 0	$ 0
Closing balance at Sep. 30, 2021	233,360				$ 4	352,606	(119,222)	(28)
Closing balance (Shares) at Sep. 30, 2021		0	0	0	40,470,323
Opening balance at Jun. 30, 2021		$ 1,067	$ 22,963	$ 150,474
Opening balance at Jun. 30, 2021	(106,079)				$ 0	9,241	(115,320)	0
Opening balance (Shares) at Jun. 30, 2021		477,297	7,985,305	19,770,070	556,570
Unrealized loss on marketable securities	(28)							(28)
Stock options exercised for cash	2					2
Stock options exercised for cash, Shares					2,236
Cashless stock options exercise (shares)					178,847
Stock-based compensation	304					304	0	0
Conversion of convertible preferred stock into common stock upon initial public offering	174,504	$ (1,067)	$ (22,963)	$ (150,474)	$ 3	174,501
Conversion of convertible preferred stock into common stock upon initial public offering, Shares		(477,297)	(7,985,305)	(19,770,070)	28,232,672
Issuance of common stock for cash, net of issuance costs of $15,441	168,559				$ 1	168,558
Issuance of common stock for cash, net of issuance costs of $15,441, Shares					11,499,998
Net loss	(3,902)						(3,902)	0
Closing balance at Sep. 30, 2021		$ 0	$ 0	$ 0
Closing balance at Sep. 30, 2021	233,360				$ 4	352,606	(119,222)	(28)
Closing balance (Shares) at Sep. 30, 2021		0	0	0	40,470,323
Opening balance at Dec. 31, 2021	225,183				$ 4	352,981	(127,571)	(231)
Opening balance (Shares) at Dec. 31, 2021					40,473,270
Unrealized loss on marketable securities	(734)							(734)
Stock options exercised for cash	$ 19					19
Stock options exercised for cash, Shares	31,848				25,108
Cashless stock options exercise (shares)					4,746
Stock-based compensation	$ 2,173					2,173
Net loss	(29,990)						(29,990)
Closing balance at Sep. 30, 2022	196,651				$ 4	355,173	(157,561)	(965)
Closing balance (Shares) at Sep. 30, 2022					40,503,124
Opening balance at Jun. 30, 2022	206,519				$ 4	354,331	(146,851)	(965)
Opening balance (Shares) at Jun. 30, 2022					40,501,258
Stock options exercised for cash	2					2
Stock options exercised for cash, Shares					1,866
Stock-based compensation	840					840
Net loss	(10,710)						(10,710)
Closing balance at Sep. 30, 2022	$ 196,651				$ 4	$ 355,173	$ (157,561)	$ (965)
Closing balance (Shares) at Sep. 30, 2022					40,503,124