CONSOLIDATED STATEMENTS OF STOCKHOLDERS EQUITY (Unaudited) - USD ($) $ in Thousands	Preferred Stock Series B Redeemable Convertible Preferred Stock	Preferred Stock Series C Redeemable Convertible Preferred Stock	Preferred Stock Series D Redeemable Convertible Preferred Stock	Preferred Stock Series A Convertible Preferred Stock	Common Stock Class A Common Stock	Common Stock Class B Common Stock	Additional Paid-in Capital	Accumulated Deficit	Accumulated other comprehensive loss	Total
Balance, beginning of period at Dec. 31, 2020	$ 11,500	$ 30,107	$ 27,500
Balance, beginning of period (in shares) at Dec. 31, 2020	13,715,330	26,732,361	16,390,217
Increase (Decrease) in Redeemable Convertible Preferred Stock and Stockholders' Equity [Roll Forward]
Accrued dividends	$ 180	$ 510	$ 500
Balance, end of period at Mar. 31, 2021	$ 11,680	$ 30,617	$ 28,000
Balance, end of period (in shares) at Mar. 31, 2021	13,715,330	26,732,361	16,390,217
Balance, beginning of period at Dec. 31, 2020				$ 1,253		$ 1		$ (52,280)		$ (51,026)
Balance, beginning of period (in shares) at Dec. 31, 2020				5,013,333		2,563,765
Increase (Decrease) in Redeemable Convertible Preferred Stock and Stockholders' Equity [Roll Forward]
Exercise of stock options							$ 44			44
Exercise of stock options (in shares)						271,334
Accrued dividends							(298)	(892)		(1,190)
Net loss								(8,082)		(8,082)
Stock-based compensation							254			254
Balance, end of period at Mar. 31, 2021				$ 1,253		$ 1		(61,254)		(60,000)
Balance, end of period (in shares) at Mar. 31, 2021				5,013,333		2,835,099
Balance, beginning of period at Dec. 31, 2020	$ 11,500	$ 30,107	$ 27,500
Balance, beginning of period (in shares) at Dec. 31, 2020	13,715,330	26,732,361	16,390,217
Increase (Decrease) in Redeemable Convertible Preferred Stock and Stockholders' Equity [Roll Forward]
Accrued dividends										1,435
Balance, beginning of period at Dec. 31, 2020				$ 1,253		$ 1		(52,280)		(51,026)
Balance, beginning of period (in shares) at Dec. 31, 2020				5,013,333		2,563,765
Increase (Decrease) in Redeemable Convertible Preferred Stock and Stockholders' Equity [Roll Forward]
Reclassification of warrant liability to equity										3,219
Net loss										(25,262)
Balance, end of period at Sep. 30, 2021					$ 2		215,824	(78,434)		137,392
Balance, end of period (in shares) at Sep. 30, 2021					37,177,371
Balance, beginning of period at Mar. 31, 2021	$ 11,680	$ 30,617	$ 28,000
Balance, beginning of period (in shares) at Mar. 31, 2021	13,715,330	26,732,361	16,390,217
Increase (Decrease) in Redeemable Convertible Preferred Stock and Stockholders' Equity [Roll Forward]
Accrued dividends	$ 37	$ 105	$ 103
Conversion of preferred stock into common stock in connection with the IPO	$ (11,717)	$ (30,722)	$ (28,103)
Conversion of preferred stock into common stock in connection with the IPO (in shares)	(13,715,330)	(26,732,361)	(16,390,217)
Balance, beginning of period at Mar. 31, 2021				$ 1,253		$ 1		(61,254)		(60,000)
Balance, beginning of period (in shares) at Mar. 31, 2021				5,013,333		2,835,099
Increase (Decrease) in Redeemable Convertible Preferred Stock and Stockholders' Equity [Roll Forward]
Conversion of Class B shares					$ 1	$ (1)
Conversion of Class B shares (in shares)					2,835,099	(2,835,099)
Exercise of stock options							99			99
Exercise of stock options (in shares)					189,175
Accrued dividends							(245)			(245)
Initial public offering of common stock							138,553			138,553
Initial public offering of common stock (in shares)					7,567,000
Conversion of preferred stock into common stock in connection with the IPO				$ (1,253)	$ 1		71,794			70,542
Conversion of preferred stock into common stock in connection with the IPO (in shares)				(5,013,333)	26,545,579
Reclassification of warrant liability to equity							3,219			3,219
Net loss								(5,563)		(5,563)
Stock-based compensation							1,216			1,216
Balance, end of period at Jun. 30, 2021					$ 2		214,636	(66,817)		147,821
Balance, end of period (in shares) at Jun. 30, 2021					37,136,853
Increase (Decrease) in Redeemable Convertible Preferred Stock and Stockholders' Equity [Roll Forward]
Exercise of stock options							30			30
Exercise of stock options (in shares)					40,518
Net loss								(11,617)		(11,617)
Stock-based compensation							1,158			1,158
Balance, end of period at Sep. 30, 2021					$ 2		215,824	(78,434)		137,392
Balance, end of period (in shares) at Sep. 30, 2021					37,177,371
Balance, beginning of period at Dec. 31, 2021					$ 2		217,456	(96,107)		121,351
Balance, beginning of period (in shares) at Dec. 31, 2021					37,424,101
Increase (Decrease) in Redeemable Convertible Preferred Stock and Stockholders' Equity [Roll Forward]
Exercise of stock options							55			55
Exercise of stock options (in shares)					78,257
Net loss								(16,399)		(16,399)
Stock-based compensation							1,545			1,545
Balance, end of period at Mar. 31, 2022					$ 2		219,056	(112,506)		106,552
Balance, end of period (in shares) at Mar. 31, 2022					37,502,358
Balance, beginning of period at Dec. 31, 2021					$ 2		217,456	(96,107)		121,351
Balance, beginning of period (in shares) at Dec. 31, 2021					37,424,101
Increase (Decrease) in Redeemable Convertible Preferred Stock and Stockholders' Equity [Roll Forward]
Net loss										(51,766)
Other comprehensive income (loss)										(66)
Balance, end of period at Sep. 30, 2022					$ 2		223,025	(147,873)	$ (66)	75,088
Balance, end of period (in shares) at Sep. 30, 2022					37,947,853
Balance, beginning of period at Mar. 31, 2022					$ 2		219,056	(112,506)		106,552
Balance, beginning of period (in shares) at Mar. 31, 2022					37,502,358
Increase (Decrease) in Redeemable Convertible Preferred Stock and Stockholders' Equity [Roll Forward]
Exercise of stock options							164			164
Exercise of stock options (in shares)					264,297
Net loss								(17,495)		(17,495)
Other comprehensive income (loss)									(92)	(92)
Stock-based compensation							1,721			1,721
Balance, end of period at Jun. 30, 2022					$ 2		220,941	(130,001)	(92)	90,850
Balance, end of period (in shares) at Jun. 30, 2022					37,766,655
Increase (Decrease) in Redeemable Convertible Preferred Stock and Stockholders' Equity [Roll Forward]
Exercise of stock options							40			40
Exercise of stock options (in shares)					63,102
Exercise of stock warrant (in shares)					118,096
Net loss								(17,872)		(17,872)
Other comprehensive income (loss)									26	26
Stock-based compensation							2,044			2,044
Balance, end of period at Sep. 30, 2022					$ 2		$ 223,025	$ (147,873)	$ (66)	$ 75,088
Balance, end of period (in shares) at Sep. 30, 2022					37,947,853