Condensed Consolidated Statements of Changes in Stockholders’ Equity - USD ($) $ in Thousands	Total	Class A and Class B Common Stock	Additional Paid in Capital	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)
Beginning balance (in shares) at Dec. 31, 2020		59,261,051
Beginning balance at Dec. 31, 2020	$ 431,609	$ 1	$ 486,915	$ (55,361)	$ 54
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of Class A common stock from exercise of options and release of restricted stock units (in shares)		399,174
Issuance of Class A common stock from exercise of options and release of restricted stock units	171		171
Repurchase of Class A common stock (in shares)		(876)
Repurchase of Class A common stock	0
Vesting of early exercised stock options and restricted common stock	44		44
Issuance of Class A common stock upon follow-on offering (in shares)		1,650,000
Issuance of Class A common stock upon follow-on offering	102,959		102,959
Return of profit	11,403		11,403
Stock-based compensation	6,039		6,039
Other comprehensive loss	(26)				(26)
Net loss	(16,429)			(16,429)
Ending balance (in shares) at Mar. 31, 2021		61,309,349
Ending balance at Mar. 31, 2021	535,770	$ 1	607,531	(71,790)	28
Beginning balance (in shares) at Dec. 31, 2020		59,261,051
Beginning balance at Dec. 31, 2020	431,609	$ 1	486,915	(55,361)	54
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(51,430)
Ending balance (in shares) at Sep. 30, 2021		61,653,898
Ending balance at Sep. 30, 2021	515,196	$ 1	621,994	(106,791)	(8)
Beginning balance (in shares) at Mar. 31, 2021		61,309,349
Beginning balance at Mar. 31, 2021	535,770	$ 1	607,531	(71,790)	28
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of Class A common stock from exercise of options and release of restricted stock units (in shares)		132,766
Issuance of Class A common stock from exercise of options and release of restricted stock units	236		236
Repurchase of Class A common stock (in shares)		(18,852)
Repurchase of Class A common stock	0
Vesting of early exercised stock options and restricted common stock	285		285
Stock-based compensation	6,431		6,431
Other comprehensive loss	(62)				(62)
Net loss	(16,616)			(16,616)
Ending balance (in shares) at Jun. 30, 2021		61,423,263
Ending balance at Jun. 30, 2021	526,044	$ 1	614,483	(88,406)	(34)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of Class A common stock from exercise of options and release of restricted stock units (in shares)		230,635
Issuance of Class A common stock from exercise of options and release of restricted stock units	631		631
Vesting of early exercised stock options and restricted common stock	94		94
Stock-based compensation	6,786		6,786
Other comprehensive loss	26				26
Net loss	(18,385)
Net loss	(18,385)			(18,385)
Ending balance (in shares) at Sep. 30, 2021		61,653,898
Ending balance at Sep. 30, 2021	$ 515,196	$ 1	621,994	(106,791)	(8)
Beginning balance (in shares) at Dec. 31, 2021	62,015,483	62,015,483
Beginning balance at Dec. 31, 2021	$ 502,916	$ 1	629,981	(126,530)	(536)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of Class A common stock from exercise of options and release of restricted stock units (in shares)		283,251
Issuance of Class A common stock from exercise of options and release of restricted stock units	773		773
Repurchase of Class A common stock (in shares)		(5,841)
Repurchase of Class A common stock	0
Vesting of early exercised stock options and restricted common stock	44		44
Stock-based compensation	8,062		8,062
Other comprehensive loss	(1,691)				(1,691)
Net loss	(23,646)			(23,646)
Ending balance (in shares) at Mar. 31, 2022		62,292,893
Ending balance at Mar. 31, 2022	$ 486,458	$ 1	638,860	(150,176)	(2,227)
Beginning balance (in shares) at Dec. 31, 2021	62,015,483	62,015,483
Beginning balance at Dec. 31, 2021	$ 502,916	$ 1	629,981	(126,530)	(536)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	$ (70,441)
Ending balance (in shares) at Sep. 30, 2022	62,636,754	62,636,754
Ending balance at Sep. 30, 2022	$ 457,768	$ 1	657,431	(196,971)	(2,693)
Beginning balance (in shares) at Mar. 31, 2022		62,292,893
Beginning balance at Mar. 31, 2022	486,458	$ 1	638,860	(150,176)	(2,227)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of Class A common stock from exercise of options and release of restricted stock units (in shares)		260,533
Issuance of Class A common stock from exercise of options and release of restricted stock units	445		445
Issuance of common stock in connection with employee stock purchase plan (in shares)		56,753
Issuance of common stock in connection with employee stock purchase plan	420		420
Vesting of early exercised stock options and restricted common stock	43		43
Stock-based compensation	8,378		8,378
Other comprehensive loss	(886)				(886)
Net loss	(22,815)			(22,815)
Ending balance (in shares) at Jun. 30, 2022		62,610,179
Ending balance at Jun. 30, 2022	472,043	$ 1	648,146	(172,991)	(3,113)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of Class A common stock from exercise of options and release of restricted stock units (in shares)		26,575
Issuance of Class A common stock from exercise of options and release of restricted stock units	169		169
Vesting of early exercised stock options and restricted common stock	43		43
Stock-based compensation	9,073		9,073
Other comprehensive loss	420				420
Net loss	$ (23,980)			(23,980)
Ending balance (in shares) at Sep. 30, 2022	62,636,754	62,636,754
Ending balance at Sep. 30, 2022	$ 457,768	$ 1	$ 657,431	$ (196,971)	$ (2,693)