Condensed Statement of Operations and Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Income Statement [Abstract]
Revenue	$ 29,047	$ 18,707
Cost of goods sold	5,506	3,327
Gross profit	23,541	15,380
Operating expenses
Sales and marketing	21,923	12,148
Research and development	3,052	1,868
General and administrative	6,662	2,766
Total operating expenses	31,637	16,782
Loss from operations	(8,096)	(1,402)
Interest and other income, net	11	(1)
Interest expense	(951)	(1,031)
Other expense, net	(940)	(1,030)
Net loss and comprehensive loss	(9,036)	(2,432)
Convertible preferred stock cumulative and undeclared dividends		(158)
Net loss attributable to common stockholders	$ (9,036)	$ (2,590)
Net loss per share attributable to common stockholders, basic and diluted	$ (0.16)	$ (0.07)
Weighted-average shares used in computing net loss per share attributable to common stockholders, basic and diluted	54,827,665	37,854,687