Consolidated Statements of Convertible Preferred Stock and Stockholders' Equity (Deficit) (Unaudited) - USD ($) $ in Thousands	Total	Convertible Preferred Stock [Member]	Common Stock [Member]	Additional Paid In Capital [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Accumulated Deficit [Member]
Temporary equity, beginning balance at Dec. 31, 2019		$ 73,037
Temporary equity, beginning balance, shares at Dec. 31, 2019		11,260,608
Beginning balance at Dec. 31, 2019	$ (25,583)		$ 63	$ 16	$ (77)	$ (25,585)
Beginning balance, shares at Dec. 31, 2019			11,784,147
Compensation expense related to vesting of common stock issued to Xontogeny	39		$ 4	35
Compensation expense related to vesting of common stock issued, shares			579,548
Stock compensation expense	833			833
Exercise of stock options	753		$ 4	749
Exercise of stock options, shares			404,214
Unrealized gain (loss) on available-for-sale securities	87				87
Net loss	(30,144)					(30,144)
Temporary equity, ending balance at Dec. 31, 2020		$ 73,037
Temporary equity, ending balance, shares at Dec. 31, 2020		11,260,608
Ending balance at Dec. 31, 2020	(54,015)		$ 71	1,633	10	(55,729)
Ending balance, shares at Dec. 31, 2020			12,767,909
Compensation expense related to vesting of common stock issued to Xontogeny	0
Conversion of preferred stock to common stock upon closing of the initial public offering, converted		$ (73,037)
Conversion of preferred stock to common stock upon closing of the initial public offering, converted, shares		(11,260,608)
Conversion of preferred stock to common stock upon closing of the initial public offering, issued	73,037		$ 262	72,775
Conversion of preferred stock to common stock upon closing of the initial public offering, issued, shares			20,549,478
Issuance of common stock, net of issuance costs	90,506		$ 63	90,443
Issuance of common stock, net of issuance costs, shares			6,250,000
Stock compensation expense	4,118			4,118
Exercise of stock options	$ 1,279		$ 7	1,272
Exercise of stock options, shares	687,503		687,503
Unrealized gain (loss) on available-for-sale securities	$ (235)				(235)
Net loss	(38,422)					(38,422)
Temporary equity, ending balance at Dec. 31, 2021		$ 0
Temporary equity, ending balance, shares at Dec. 31, 2021		0
Ending balance at Dec. 31, 2021	$ 76,268		$ 403	$ 170,241	$ (225)	$ (94,151)
Ending balance, shares at Dec. 31, 2021			40,254,890