Condensed 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	Series C Convertible Preferred Stock	Common Stock	Common Stock Initial Public Offering	Additional Paid-In Capital	Additional Paid-In Capital Initial Public Offering	Notes Receivable from Stockholders	Accumulated Other Comprehensive Loss	Accumulated Deficit
Temporary equity balance, shares at Dec. 31, 2020			24,493,528
Temporary equity, balance at Dec. 31, 2020			$ 220,754
Balance at Dec. 31, 2020	$ (81,315)							$ 1,584		$ (87)		$ (82,812)
Balance, shares at Dec. 31, 2020						1,210,306
Issuance of convertible preferred stock, net of issuance costs					$ 19,981
Issuance of convertible preferred stock, net of issuance costs, shares					1,608,750
Issuance of common stock upon exercise of stock options	29							29
Issuance of common stock upon exercise of stock options, shares						12,508
Repurchase of common stock related to early exercise of options, shares						(365)
Vesting of early exercised stock options	9							9
Stock-based compensation	432							432
Net loss	(13,098)											(13,098)
Balance at Mar. 31, 2021	(93,943)							2,054		(87)		(95,910)
Temporary equity balance, shares at Mar. 31, 2021			26,102,278
Temporary equity, balance at Mar. 31, 2021			$ 240,735
Balance, shares at Mar. 31, 2021						1,222,449
Temporary equity balance, shares at Dec. 31, 2020			24,493,528
Temporary equity, balance at Dec. 31, 2020			$ 220,754
Balance at Dec. 31, 2020	(81,315)							1,584		(87)		(82,812)
Balance, shares at Dec. 31, 2020						1,210,306
Net loss	(46,570)
Balance at Sep. 30, 2021	303,699					$ 4		433,112		(12)	$ (23)	(129,382)
Balance, shares at Sep. 30, 2021						41,280,402
Temporary equity balance, shares at Mar. 31, 2021			26,102,278
Temporary equity, balance at Mar. 31, 2021			$ 240,735
Balance at Mar. 31, 2021	(93,943)							2,054		(87)		(95,910)
Balance, shares at Mar. 31, 2021						1,222,449
Issuance of common stock upon exercise of stock options	31							31
Issuance of common stock upon exercise of stock options, shares						12,173
Repurchase of common stock related to early exercise of options, shares						(11,980)
Vesting of early exercised stock options	9							9
Notes receivable from stockholders	75									75
Stock-based compensation	502							502
Net loss	(15,210)											(15,210)
Balance at Jun. 30, 2021	(108,536)							2,596		(12)		(111,120)
Temporary equity balance, shares at Jun. 30, 2021			26,102,278
Temporary equity, balance at Jun. 30, 2021			$ 240,735
Balance, shares at Jun. 30, 2021						1,222,642
Conversion of convertible preferred stock to common stock upon completion of initial public offering		$ 240,735		$ (240,735)			$ 3		$ 240,732
Conversion of convertible preferred stock to common stock upon completion of initial public offering, shares				(26,102,278)			26,102,278
Issuance of common stock upon initial public offering, net of issuance costs		$ 188,541					$ 1		$ 188,540
Issuance of common stock upon initial public offering, net of issuance costs, shares							13,800,000
Issuance of common stock upon exercise of stock options	268							268
Issuance of common stock upon exercise of stock options, shares						160,096
Repurchase of common stock related to early exercise of options, shares						4,614
Vesting of early exercised stock options	8							8
Stock-based compensation	968							968
Other comprehensive loss	(23)										(23)
Net loss	(18,262)											(18,262)
Balance at Sep. 30, 2021	303,699					$ 4		433,112		$ (12)	(23)	(129,382)
Balance, shares at Sep. 30, 2021						41,280,402
Balance at Dec. 31, 2021	278,526					$ 4		434,196			(141)	(155,533)
Balance, shares at Dec. 31, 2021						41,291,374
Issuance of common stock upon exercise of stock options	17							17
Issuance of common stock upon exercise of stock options, shares						7,652
Vesting of early exercised stock options	6							6
Stock-based compensation	2,094							2,094
Other comprehensive loss	(490)										(490)
Net loss	(31,056)											(31,056)
Balance at Mar. 31, 2022	249,097					$ 4		436,313			(631)	(186,589)
Balance, shares at Mar. 31, 2022						41,299,026
Balance at Dec. 31, 2021	278,526					$ 4		434,196			(141)	(155,533)
Balance, shares at Dec. 31, 2021						41,291,374
Net loss	(90,149)
Balance at Sep. 30, 2022	196,328					$ 4		442,773			(767)	(245,682)
Balance, shares at Sep. 30, 2022						41,374,689
Balance at Mar. 31, 2022	249,097					$ 4		436,313			(631)	(186,589)
Balance, shares at Mar. 31, 2022						41,299,026
Issuance of common stock upon exercise of stock options	28							28
Issuance of common stock upon exercise of stock options, shares						13,186
Issuance of common stock pursuant to employee stock purchase plan	230							230
Issuance of common stock pursuant to employee stock purchase plan, shares						51,608
Vesting of early exercised stock options	5							5
Stock-based compensation	3,012							3,012
Other comprehensive loss	(108)										(108)
Net loss	(28,397)											(28,397)
Balance at Jun. 30, 2022	223,867					$ 4		439,588			(739)	(214,986)
Balance, shares at Jun. 30, 2022						41,363,820
Issuance of common stock upon exercise of stock options and vesting of restricted stock units	6							6
Issuance of common stock upon exercise of stock options and vesting of restricted stock units, shares						10,869
Vesting of early exercised stock options	5							5
Stock-based compensation	3,174							3,174
Other comprehensive loss	(28)										(28)
Net loss	(30,696)											(30,696)
Balance at Sep. 30, 2022	$ 196,328					$ 4		$ 442,773			$ (767)	$ (245,682)
Balance, shares at Sep. 30, 2022						41,374,689