CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (DEFICIT) - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive loss	Accumulated Deficit	Series A-1 Redeemable Convertible Preferred Stock	Series A-2 Redeemable Convertible Preferred Stock	Series B Redeemable Convertible Preferred Stock
Beginning Balance at Dec. 31, 2020	$ (59,065)	$ 1	$ 2,158		$ (61,224)
Beginning Balance, Shares at Dec. 31, 2020		505,074
Beginning Balance at Dec. 31, 2020						$ 2	$ 42,786	$ 64,548
Beginning Balance, Shares at Dec. 31, 2020						20,000,000	107,194,866	124,519,220
Issuance of redeemable convertible preferred stock								$ 45,375
Issuance of redeemable convertible preferred stock, Shares								87,259,605
Conversion of redeemable convertible preferred stock into common stock upon closing of initial public offering						$ (2)	$ (42,786)	$ (109,923)
Conversion of redeemable convertible preferred stock into common stock upon closing of initial public offering, Shares						(20,000,000)	(107,194,866)	(211,778,825)
Conversion of redeemable convertible preferred stock into common stock upon closing of initial public offering	152,711	$ 2	152,709
Conversion of redeemable convertible preferred stock into common stock upon closing of initial public offering, Shares		24,924,501
Issuance of common stock upon closing of initial public offering, net of offering costs and underwriter fees of $17,132	186,308	$ 1	186,307
Issuance of common stock upon closing of initial public offering, net of offering costs and underwriter fees, Shares		11,302,219
Issuance of common stock upon vesting and exercise of stock options	65		65
Issuance of common stock upon vesting and exercise of stock options, Shares		38,216
Stock-based compensation expense	891		891
Net loss	(13,723)				(13,723)
Ending Balance at Mar. 31, 2021	267,187	$ 4	342,130		(74,947)
Ending Balance, Shares at Mar. 31, 2021		36,770,010
Beginning Balance at Dec. 31, 2021	$ 216,263	$ 4	346,382	$ 0	(130,123)
Beginning Balance, Shares at Dec. 31, 2021	37,174,741	37,174,741
Issuance of common stock upon vesting and exercise of stock options	$ 247		247
Issuance of common stock upon vesting and exercise of stock options, Shares		161,573
Stock-based compensation expense	1,746		1,746
Other comprehensive loss	(1,072)			(1,072)
Net loss	(22,737)				(22,737)
Ending Balance at Mar. 31, 2022	$ 194,447	$ 4	$ 348,375	$ (1,072)	$ (152,860)
Ending Balance, Shares at Mar. 31, 2022	37,336,314	37,336,314