Condensed Statements of Redeemable Convertible Preferred Stock and Stockholders' Equity (Deficit) (unaudited) - USD ($) $ in Thousands	Total	Series A Redeemable Convertible Preferred Stock	Series B Redeemable Convertible Preferred Stock	Common Stock	Additional Paid in Capital	Accumulated Other Comprehensive Loss	Accumulated Deficit
Beginning balance at Dec. 31, 2020	$ (65,408)				$ 5,183		$ (70,591)
Temporary equity, Beginning balance, Shares at Dec. 31, 2020		30,019,945
Temporary equity, Beginning balance at Dec. 31, 2020		$ 55,608
Beginning balance at Dec. 31, 2020				10,279,102
Issuance of redeemable convertible preferred stock for cash		$ 14,997	$ 150,524
Issuance of redeemable convertible preferred stock for cash, Shares		15,000,000	29,792,487
Stock-based compensation expense	$ 1,033				1,033
Common stock shares issued upon early exercise of options, Shares	918,825			918,825
Vesting of early exercised stock options	$ 7				7
Reclassification of tranche liability upon settlement		$ 39,403
Net loss	(19,709)						(19,709)
Ending balance at Mar. 31, 2021	(84,077)				6,223		(90,300)
Temporary equity, Ending balance, Shares at Mar. 31, 2021		45,019,945	29,792,487
Temporary equity, Ending balance at Mar. 31, 2021		$ 110,008	$ 150,524
Ending balance, Shares at Mar. 31, 2021				11,197,927
Beginning balance at Dec. 31, 2021	384,050			$ 1	525,400		(141,351)
Beginning balance at Dec. 31, 2021				58,010,823
Stock-based compensation expense	3,342				3,342
Vesting of early exercised stock options	51				51
Unrealized loss on investment	(309)					$ (309)
Net loss	(25,835)						(25,835)
Ending balance at Mar. 31, 2022	$ 361,299			$ 1	$ 528,793	$ (309)	$ (167,186)
Ending balance, Shares at Mar. 31, 2022				58,010,823