Condensed Statements of Operations and Comprehensive Loss (unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Income Statement [Abstract]
Revenue	$ 47,387	$ 44,455	$ 99,957	$ 95,563
Cost of goods sold	9,635	8,781	20,312	18,908
Gross profit	37,752	35,674	79,645	76,655
Operating expenses
Sales and marketing	33,084	37,681	69,206	78,009
Research and development	5,498	5,157	11,060	10,416
General and administrative	16,144	14,218	31,935	28,580
Total operating expenses	54,726	57,056	112,201	117,005
Loss from operations	(16,974)	(21,382)	(32,556)	(40,350)
Interest income	775	1,376	1,616	2,911
Interest expense	(1,321)	(1,312)	(2,632)	(2,629)
Other income, net	122	112	252	186
Other non-operating income (expense), net	(424)	176	(764)	468
Net loss	(17,398)	(21,206)	(33,320)	(39,882)
Unrealized gain (loss) on marketable securities	(7)	(95)	(47)	(189)
Comprehensive loss	$ (17,405)	$ (21,301)	$ (33,367)	$ (40,071)
Net loss per share, basic	$ (0.28)	$ (0.34)	$ (0.53)	$ (0.64)
Net loss per share, diluted	$ (0.28)	$ (0.34)	$ (0.53)	$ (0.64)
Weighted-average shares used in computing net loss per share, basic	63,006,891	62,081,494	62,843,337	61,937,140
Weighted-average shares used in computing net loss per share, diluted	63,006,891	62,081,494	62,843,337	61,937,140