Statements of Convertible Preferred Stock and Stockholders' Equity (Deficit) - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Series A Convertible Preferred Stock [Member]	Series B Convertible Preferred Stock [Member]
Beginning balance at Dec. 31, 2020	$ (13,638)	$ 0	$ 439	$ (14,077)
Beginning balance (in shares) at Dec. 31, 2020		1,829,377
Beginning balance at Dec. 31, 2020					$ 27,651	$ 0
Beginning balance (in shares) at Dec. 31, 2020					3,374,560	0
Convertible preferred stock, net of issuance costs					$ 23,495	$ 106,128
Convertible preferred stock, net of issuance costs, Share					2,848,486	3,874,793
Issuance of common stock under benefit plans, Shares		139,212
Issuance of common stock under benefit plans	86		86
Vesting of shares of common stock subject to repurchase	65		65
Vesting of shares of common stock subject to repurchase, Share		234,239
Stock-based compensation	174		174
Net loss	(4,209)			(4,209)
Ending balance at Mar. 31, 2021	(17,522)	$ 0	764	(18,286)
Ending balance (in shares) at Mar. 31, 2021		2,202,828
Ending balance at Mar. 31, 2021					$ 51,146	$ 106,128
Ending balance (in shares) at Mar. 31, 2021					6,223,046	3,874,793
Beginning balance at Dec. 31, 2020	(13,638)	$ 0	439	(14,077)
Beginning balance (in shares) at Dec. 31, 2020		1,829,377
Beginning balance at Dec. 31, 2020					$ 27,651	$ 0
Beginning balance (in shares) at Dec. 31, 2020					3,374,560	0
Net loss	(9,721)
Ending balance at Jun. 30, 2021	(22,667)	$ 0	1,131	(23,798)
Ending balance (in shares) at Jun. 30, 2021		2,374,351
Ending balance at Jun. 30, 2021					$ 51,146	$ 106,128
Ending balance (in shares) at Jun. 30, 2021					6,223,046	3,874,793
Beginning balance at Mar. 31, 2021	(17,522)	$ 0	764	(18,286)
Beginning balance (in shares) at Mar. 31, 2021		2,202,828
Beginning balance at Mar. 31, 2021					$ 51,146	$ 106,128
Beginning balance (in shares) at Mar. 31, 2021					6,223,046	3,874,793
Issuance of common stock under benefit plans, Shares		1,511
Issuance of common stock under benefit plans	1		1
Vesting of shares of common stock subject to repurchase	28		28
Vesting of shares of common stock subject to repurchase, Share		170,012
Stock-based compensation	338		338
Net loss	(5,512)			(5,512)
Ending balance at Jun. 30, 2021	(22,667)	$ 0	1,131	(23,798)
Ending balance (in shares) at Jun. 30, 2021		2,374,351
Ending balance at Jun. 30, 2021					$ 51,146	$ 106,128
Ending balance (in shares) at Jun. 30, 2021					6,223,046	3,874,793
Beginning balance at Dec. 31, 2021	301,737	$ 4	342,104	(40,371)
Beginning balance (in shares) at Dec. 31, 2021		41,441,135
Beginning balance at Dec. 31, 2021
Beginning balance (in shares) at Dec. 31, 2021
Issuance of common stock under benefit plans, Shares		28,951
Issuance of common stock under benefit plans	238		238
Vesting of shares of common stock subject to repurchase	63		63
Vesting of shares of common stock subject to repurchase, Share		226,478
Stock-based compensation	3,972		3,972
Net loss	(14,826)			(14,826)
Ending balance at Mar. 31, 2022	291,184	$ 4	346,377	(55,197)
Ending balance (in shares) at Mar. 31, 2022		41,696,564
Ending balance at Mar. 31, 2022
Ending balance (in shares) at Mar. 31, 2022
Beginning balance at Dec. 31, 2021	301,737	$ 4	342,104	(40,371)
Beginning balance (in shares) at Dec. 31, 2021		41,441,135
Beginning balance at Dec. 31, 2021
Beginning balance (in shares) at Dec. 31, 2021
Net loss	(29,921)
Ending balance at Jun. 30, 2022	278,853	$ 4	349,141	(70,292)
Ending balance (in shares) at Jun. 30, 2022		41,903,110
Ending balance at Jun. 30, 2022
Ending balance (in shares) at Jun. 30, 2022
Beginning balance at Mar. 31, 2022	291,184	$ 4	346,377	(55,197)
Beginning balance (in shares) at Mar. 31, 2022		41,696,564
Beginning balance at Mar. 31, 2022
Beginning balance (in shares) at Mar. 31, 2022
Issuance of common stock under benefit plans, Shares		15,247
Issuance of common stock under benefit plans	34		34
Vesting of shares of common stock subject to repurchase	42		42
Vesting of shares of common stock subject to repurchase, Share		191,299
Stock-based compensation	2,688		2,688
Net loss	(15,095)			(15,095)
Ending balance at Jun. 30, 2022	$ 278,853	$ 4	$ 349,141	$ (70,292)
Ending balance (in shares) at Jun. 30, 2022		41,903,110
Ending balance at Jun. 30, 2022
Ending balance (in shares) at Jun. 30, 2022