Condensed Statements of Preferred Stock and Stockholders' Equity/(Deficit) (Unaudited) - USD ($) $ in Thousands	Total	Series Seed Convertible Preferred Stock [Member]	Series A Convertible Preferred Stock [Member]	Series B Convertible Preferred Stock [Member]	Common Stock [Member]	Preferred Stock [Member]	Additional Paid-In Capital [Member]	Accumulated Other Comprehensive Gain (Loss)	Accumulated Deficit [Member]
Temporary equity, Balance at Dec. 31, 2020		$ 4,486	$ 19,908	$ 44,790
Temporary equity, Balance (in shares) at Dec. 31, 2020		6,520,790	12,932,429	19,373,169
Balance at Dec. 31, 2020	$ (51,555)				$ 1		$ 1,552	$ 17	$ (53,125)
Balance (in shares) at Dec. 31, 2020					10,816,937
Vesting of common stock issued for early exercise of stock options	92						92
Vesting of common stock issued for early exercise of stock options (in shares)					151,343
Issuance of common stock in connection with exercise of stock options	995						995
Issuance of common stock in connection with exercise of stock options (in shares)					1,855,904
Stock-based compensation	1,096						1,096
Unrealized gain (loss) on available- for-sale marketable securities	(49)							(49)
Net loss	(23,921)								(23,921)
Temporary equity, Balance at Mar. 31, 2021		$ 4,486	$ 19,908	$ 44,790
Temporary equity, Balance (in shares) at Mar. 31, 2021		6,520,790	12,932,429	19,373,169
Balance at Mar. 31, 2021	(73,342)				$ 1		3,735	(32)	(77,046)
Balance (in shares) at Mar. 31, 2021					12,824,184
Temporary equity, Balance (in shares) at Dec. 31, 2021			0
Balance at Dec. 31, 2021	$ 336,173				$ 7		488,200	(138)	(151,896)
Balance (in shares) at Dec. 31, 2021					72,438,742
Exchange of common stock for Series A Common Stock Equivalent (in shares)	38,826,388	6,520,790			(2,500,000)	2,500
Vesting of common stock issued for early exercise of stock options	$ 344						344
Vesting of common stock issued for early exercise of stock options (in shares)					505,322
Issuance of common stock in connection with exercise of stock options	$ 34						34
Issuance of common stock in connection with exercise of stock options (in shares)	65,399				65,399
Stock-based compensation	$ 3,566						3,566
Unrealized gain (loss) on available- for-sale marketable securities	(629)							(629)
Net loss	(22,006)								(22,006)
Temporary equity, Balance (in shares) at Mar. 31, 2022			2,500
Balance at Mar. 31, 2022	$ 317,482				$ 7		$ 492,144	$ (767)	$ (173,902)
Balance (in shares) at Mar. 31, 2022					70,509,463	2,500