Unaudited Condensed Consolidated Statement of Stockholders' Equity - USD ($) $ in Thousands	Total	Class B Common Stock	Common Stock	Additional Paid-In Capital	Accumulate Deficit
Beginning balance at Dec. 31, 2022	$ 180,339		$ 5	$ 473,135	$ (292,801)
Beginning balance, share at Dec. 31, 2022		1,211,959	46,336,166
Stock-based compensation expense	10,806			10,806
Issuance of common stock under equity incentive plans, net of shares withheld for taxes, share			268,009
Conversion of Class B common stock		(1,211,959)	1,211,959
Issuance of common stock for Employee Stock Purchase Plan	187			187
Issuance of common stock for Employee Stock Purchase Plan, shares			56,793
Issuance of common stock for director compensation, shares			34,468
Issuance of common stock for director compensation	81			81
Taxes related to net share settlement of equity awards	(173)			(173)
Net Income (Loss)	(96,537)				(96,537)
Ending balance at Sep. 30, 2023	94,703		$ 5	484,036	(389,338)
Ending balance, share at Sep. 30, 2023			47,907,395
Beginning balance at Jun. 30, 2023	124,516		$ 5	480,524	(356,013)
Beginning balance, share at Jun. 30, 2023			47,803,306
Stock-based compensation expense	3,517			3,517
Issuance of common stock under equity incentive plans, net of shares withheld for taxes, share			88,428
Issuance of common stock for Employee Stock Purchase Plan	14			14
Issuance of common stock for director compensation, shares			15,661
Issuance of common stock for director compensation	27			27
Taxes related to net share settlement of equity awards	(46)			(46)
Net Income (Loss)	(33,325)				(33,325)
Ending balance at Sep. 30, 2023	94,703		$ 5	484,036	(389,338)
Ending balance, share at Sep. 30, 2023			47,907,395
Beginning balance at Dec. 31, 2023	70,672		$ 5	486,930	(416,263)
Beginning balance, share at Dec. 31, 2023			48,077,599
Stock-based compensation expense	6,990			6,990
Issuance of common stock under equity incentive plans, net of shares withheld for taxes, share			76,914
Issuance of common stock for Employee Stock Purchase Plan	244			244
Issuance of common stock for Employee Stock Purchase Plan, shares			191,020
Taxes related to net share settlement of equity awards	(46)			(46)
Net Income (Loss)	(54,892)				(54,892)
Ending balance at Sep. 30, 2024	22,968		$ 5	494,118	(471,155)
Ending balance, share at Sep. 30, 2024			48,345,533
Beginning balance at Jun. 30, 2024	31,370		$ 5	491,934	(460,569)
Beginning balance, share at Jun. 30, 2024			48,326,138
Stock-based compensation expense	2,194			2,194
Issuance of common stock under equity incentive plans, net of shares withheld for taxes, share			19,395
Taxes related to net share settlement of equity awards	(10)			(10)
Net Income (Loss)	(10,586)				(10,586)
Ending balance at Sep. 30, 2024	$ 22,968		$ 5	$ 494,118	$ (471,155)
Ending balance, share at Sep. 30, 2024			48,345,533