Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Net revenue:
Total net revenue	$ 32,500	$ 46,478	$ 105,670	$ 162,829
Cost of revenue:
Total cost of revenue	30,687	40,021	83,794	108,657
Gross profit	1,813	6,457	21,876	54,172
Operating expenses:
Sales and marketing	18,928	25,808	63,269	88,591
Research and development	4,353	4,592	13,817	16,844
General and administrative	14,749	17,004	31,951	47,448
Gain on early termination of distribution agreement	0	0	(9,708)	0
Total operating expenses	38,030	47,404	99,329	152,883
Loss from operations	(36,217)	(40,947)	(77,453)	(98,711)
Interest and other expense, net:
Amortization of debt issuance costs	(580)	(561)	(1,726)	(1,670)
Interest expense on convertible notes	(3,071)	(2,939)	(8,969)	(8,836)
Interest income	768	2,288	3,248	6,946
Other income (expense), net	575	(1,948)	(1,128)	(2,564)
Total interest and other expense, net	(2,308)	(3,160)	(8,575)	(6,124)
Loss before income taxes	(38,525)	(44,107)	(86,028)	(104,835)
Income tax expense	493	167	449	765
Net loss	$ (39,018)	$ (44,274)	$ (86,477)	$ (105,600)
Net loss per share:
Basic (in dollars per share)	$ (1.94)	$ (2.22)	$ (4.31)	$ (5.32)
Diluted (in dollars per share)	$ (1.94)	$ (2.22)	$ (4.31)	$ (5.32)
Weighted-average number of shares used in per share calculation:
Basic (in shares)	20,154	19,932	20,079	19,858
Diluted (in shares)	20,154	19,932	20,079	19,858
Products
Net revenue:
Total net revenue	$ 27,242	$ 40,989	$ 88,714	$ 146,285
Cost of revenue:
Total cost of revenue	27,991	36,586	75,045	98,696
Service
Net revenue:
Total net revenue	5,258	5,489	16,956	16,544
Cost of revenue:
Total cost of revenue	$ 2,696	$ 3,435	$ 8,749	$ 9,961