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 Deficit [Member]	Accumulated Other Comprehensive Income [Member]
Temporary equity, beginning balance at Dec. 31, 2020		$ 73,037
Temporary equity, beginning balance, shares at Dec. 31, 2020		11,260,608
Beginning balance at Dec. 31, 2020	$ (54,015)		$ 71	$ 1,633	$ (55,729)	$ 10
Beginning balance, shares at Dec. 31, 2020			12,767,909
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-based compensation expense	1,023			1,023
Exercise of stock options	558		$ 3	555
Exercise of stock options, shares			299,282
Unrealized loss on available-for-sale securities	(112)					(112)
Net loss	(9,818)				(9,818)
Temporary equity, ending balance at Mar. 31, 2021
Temporary equity, ending balance, shares at Mar. 31, 2021
Ending balance at Mar. 31, 2021	$ 101,179		$ 399	166,429	(65,547)	(102)
Ending balance, shares at Mar. 31, 2021			39,866,669
Temporary equity, beginning balance at Dec. 31, 2021
Temporary equity, beginning balance, shares at Dec. 31, 2021
Beginning balance at Dec. 31, 2021	76,268		$ 403	170,241	(94,151)	(225)
Beginning balance, shares at Dec. 31, 2021			40,254,890
Stock-based compensation expense	941			941
Unrealized loss on available-for-sale securities	(242)					(242)
Net loss	(14,864)				(14,864)
Temporary equity, ending balance at Mar. 31, 2022
Temporary equity, ending balance, shares at Mar. 31, 2022
Ending balance at Mar. 31, 2022	$ 62,103		$ 403	$ 171,182	$ (109,015)	$ (467)
Ending balance, shares at Mar. 31, 2022			40,254,890