CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Income Statement [Abstract]
Revenue	$ 28,075	$ 22,209	$ 81,009	$ 58,835
Cost of revenue	17,321	19,116	53,732	55,932
Gross profit	10,754	3,093	27,277	2,903
Operating expenses:
Research and development	15,127	16,678	43,365	75,584
Sales and marketing	7,197	7,887	20,807	33,086
General and administrative	15,938	14,270	41,684	63,437
Goodwill impairment charges	0	0	0	166,675
Total operating expenses	38,262	38,835	105,856	338,782
Loss from operations	(27,508)	(35,742)	(78,579)	(335,879)
Other income (expense):
Interest income	2,149	2,495	7,051	6,459
Interest expense	(342)	(1,825)	(1,823)	(5,222)
Other income (expense), net	74	(13)	260	(124)
Total other income, net	1,881	657	5,488	1,113
Loss before income taxes	(25,627)	(35,085)	(73,091)	(334,766)
Provision for income tax expense (benefit)	(37)	17	217	349
Net loss	(25,590)	(35,102)	(73,308)	(335,115)
Other comprehensive income (loss)
Changes in unrealized gain (loss) on available for sale securities	298	63	(206)	40
Foreign currency translation adjustments	335	(213)	(130)	(271)
Total comprehensive loss	$ (24,957)	$ (35,252)	$ (73,644)	$ (335,346)
Net loss per common share, basic (in dollars per share)	$ (0.54)	$ (0.89)	$ (1.62)	$ (9.39)
Net loss per common share, diluted (in dollars per share)	$ (0.54)	$ (0.89)	$ (1.62)	$ (9.39)
Weighted-average shares used to compute basic net loss per share (in shares)	47,684,363	39,228,118	45,287,763	35,670,408
Weighted-average shares used to compute diluted net loss per share (in shares)	47,684,363	39,228,118	45,287,763	35,670,408