Condensed Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Private Placement [Member]	Common Stock [Member] Class A Common Stock [Member]	Common Stock [Member] Class A Common Stock [Member] Private Placement [Member]	Common Stock [Member] Class B Common Stock [Member]	Additional Paid-in Capital [Member]	Additional Paid-in Capital [Member] Private Placement [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Accumulated Deficit [Member]
Beginning balance at Dec. 31, 2020	$ 70,982		$ 21		$ 7	$ 189,172		$ (7)	$ (118,211)
Beginning balance, shares at Dec. 31, 2020			20,784,065		7,429,502
Issuance of common stock upon exercise of stock options	1,272					1,272
Issuance of common stock upon exercise of stock options, shares			213,317
Issuance of common stock upon vesting of restricted stock units, shares			332,311
Stock-based compensation expense	7,520					7,520
Transfer of Class B common stock to Class A common stock			$ 1		$ (1)
Transfer of Class B common stock to Class A common stock, shares			1,021,824		(1,021,824)
Foreign currency translation adjustment	15							15
Net loss	(3,801)								(3,801)
Ending balance at Mar. 31, 2021	75,988		$ 22		$ 6	197,964		8	(122,012)
Ending balance, shares at Mar. 31, 2021			22,351,517		6,407,678
Beginning balance at Dec. 31, 2020	70,982		$ 21		$ 7	189,172		(7)	(118,211)
Beginning balance, shares at Dec. 31, 2020			20,784,065		7,429,502
Net loss	(5,682)
Ending balance at Jun. 30, 2021	81,655		$ 23		$ 6	205,504		15	(123,893)
Ending balance, shares at Jun. 30, 2021			22,668,643		6,407,678
Beginning balance at Dec. 31, 2020	70,982		$ 21		$ 7	189,172		(7)	(118,211)
Beginning balance, shares at Dec. 31, 2020			20,784,065		7,429,502
Net loss	(19,400)
Ending balance at Dec. 31, 2021	85,125		$ 24		$ 6	222,730		10	(137,645)
Ending balance, shares at Dec. 31, 2021			23,544,995		6,407,678
Beginning balance at Mar. 31, 2021	75,988		$ 22		$ 6	197,964		8	(122,012)
Beginning balance, shares at Mar. 31, 2021			22,351,517		6,407,678
Issuance of common stock upon exercise of stock options	452					452
Issuance of common stock upon exercise of stock options, shares			56,786
Issuance of common stock upon vesting of restricted stock units			$ 1			(1)
Issuance of common stock upon vesting of restricted stock units, shares			260,340
Stock-based compensation expense	7,089					7,089
Foreign currency translation adjustment	7							7
Net loss	(1,881)								(1,881)
Ending balance at Jun. 30, 2021	81,655		$ 23		$ 6	205,504		15	(123,893)
Ending balance, shares at Jun. 30, 2021			22,668,643		6,407,678
Beginning balance at Dec. 31, 2021	85,125		$ 24		$ 6	222,730		10	(137,645)
Beginning balance, shares at Dec. 31, 2021			23,544,995		6,407,678
Issuance of common stock upon exercise of stock options	558					558
Issuance of common stock upon exercise of stock options, shares			92,975
Issuance of common stock upon vesting of restricted stock units, shares			307,953
Stock-based compensation expense	7,464					7,464
Private placement of common stock		$ 15,000		$ 1			$ 14,999
Private placement of common stock, shares				1,004,016
Foreign currency translation adjustment	10							10
Net loss	(5,715)								(5,715)
Ending balance at Mar. 31, 2022	102,442		$ 25		$ 6	245,751		20	(143,360)
Ending balance, shares at Mar. 31, 2022			24,949,939		6,407,678
Beginning balance at Dec. 31, 2021	85,125		$ 24		$ 6	222,730		10	(137,645)
Beginning balance, shares at Dec. 31, 2021			23,544,995		6,407,678
Net loss	(9,471)
Ending balance at Jun. 30, 2022	106,252		$ 26		$ 6	253,345		(9)	(147,116)
Ending balance, shares at Jun. 30, 2022			25,536,473		6,169,774
Beginning balance at Mar. 31, 2022	102,442		$ 25		$ 6	245,751		20	(143,360)
Beginning balance, shares at Mar. 31, 2022			24,949,939		6,407,678
Issuance of common stock upon exercise of stock options	50		$ 1			49
Issuance of common stock upon exercise of stock options, shares			6,602
Net issuance of common stock upon vesting of restricted stock units	(51)					(51)
Net issuance of common stock upon vesting of restricted stock units, shares			342,028
Stock-based compensation expense	7,596					7,596
Transfer of Class B common stock to Class A common stock, shares			237,904		(237,904)
Foreign currency translation adjustment	(29)							(29)
Net loss	(3,756)								(3,756)
Ending balance at Jun. 30, 2022	$ 106,252		$ 26		$ 6	$ 253,345		$ (9)	$ (147,116)
Ending balance, shares at Jun. 30, 2022			25,536,473		6,169,774