Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Net revenue:
Total net revenue	$ 212,369	$ 252,399	$ 231,270
Cost of revenue:
Total cost of revenue	170,875	112,570	98,165
Gross profit	41,494	139,829	133,105
Operating expenses:
Sales and marketing	113,003	106,947	76,762
Research and development	21,408	25,155	21,568
General and administrative	63,313	45,917	32,945
Total operating expenses	197,724	178,019	131,275
Income (loss) from operations	(156,230)	(38,190)	1,830
Interest and other income (expense), net:
Amortization of debt issuance costs	(2,236)	(1,355)	(710)
Interest on Convertible notes	(11,780)	(5,658)	(2,514)
Interest income	9,191	3,227	17
Other expense, net	(244)	(4,303)	(2,423)
Total interest and other income (expense)	(5,069)	(42,512)	1,555
Income (loss) before income taxes	(161,299)	(80,702)	3,385
Income tax expense	1,534	1,638	1,323
Net income (loss)	$ (162,833)	$ (82,340)	$ 2,062
Net income (loss) per share:
Basic (USD per share)	$ (8.19)	$ (4.39)	$ 0.12
Diluted (USD per share)	$ (8.19)	$ (4.39)	$ 0.11
Weighted-average number of shares used in per share calculations:
Basic (in shares)	19,885	18,747	17,891
Diluted (in shares)	19,885	18,747	18,362
Convertible Debt
Interest and other income (expense), net:
Gain (loss) on extinguishment of debt	$ 0	$ (34,423)	$ 0
PPP loan
Interest and other income (expense), net:
Gain (loss) on extinguishment of debt	0	0	7,185
Products
Net revenue:
Total net revenue	189,813	228,796	205,703
Cost of revenue:
Total cost of revenue	158,299	100,254	83,048
Service
Net revenue:
Total net revenue	22,556	23,603	25,567
Cost of revenue:
Total cost of revenue	$ 12,576	$ 12,316	$ 15,117