Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Operating activities
Net loss	$ (23,546,000)	$ (65,678,000)	$ (107,659,000)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation and amortization	9,515,000	7,474,000	4,075,000
Stock-based compensation	66,080,000	42,817,000	67,211,000
Change in fair value of liabilities	1,075,000	(70,000)	(3,802,000)
Warrant expense in connection with Merger	0	0	154,000
Amortization of debt issuance costs	0	0	144,000
Net (accretion) amortization on securities	(5,686,000)	146,000	2,166,000
Benefit for deferred taxes	(13,000)	(594,000)	(3,388,000)
Impairment of long-lived assets	429,000	1,127,000	0
Non-cash operating lease cost	1,922,000	1,605,000	1,510,000
Non-cash acquisition-related costs	2,691,000	837,000	1,182,000
Non-cash other	195,000	0	540,000
Changes in operating assets and liabilities:
Inventory	(902,000)	(8,004,000)	(9,628,000)
Prepaid expenses and other current assets	(6,395,000)	(6,335,000)	3,200,000
Other long-term assets	(58,000)	17,000	(58,000)
Accounts payable	7,324,000	12,723,000	9,853,000
Accrued liabilities	16,524,000	909,000	197,000
Deferred revenue	6,261,000	(1,716,000)	1,412,000
Operating lease liabilities	(1,933,000)	(1,605,000)	(1,521,000)
Earn-out payable	0	(10,184,000)	0
Net cash provided by (used in) operating activities	73,483,000	(26,531,000)	(34,412,000)
Investing activities
Purchases of investments	(157,239,000)	(187,700,000)	(266,633,000)
Maturities of investments	170,051,000	194,259,000	158,375,000
Proceeds from sales of investments	1,574,000	35,846,000	3,465,000
Investment in website and mobile application development and internal-use software	(9,272,000)	(4,533,000)	(4,175,000)
Purchases of property, equipment, and intangible assets	(17,220,000)	(2,714,000)	(832,000)
Deferred consideration paid for acquisitions	0	(459,000)	0
Acquisition of businesses, net of cash acquired	0	0	(46,468,000)
Net cash (used in) provided by investing activities	(12,106,000)	34,699,000	(156,268,000)
Financing activities
Pre-closing stock repurchase	0	0	(22,027,000)
Proceeds from issuance of common stock upon Merger	0	0	197,686,000
Proceeds from PIPE	0	0	75,000,000
Payments for transaction costs related to securities issuances	0	0	(12,851,000)
Proceeds from repayment of promissory notes associated with vested and unvested shares	0	0	1,193,000
Proceeds from exercise of Class A common stock warrants, net of redemption payments	0	0	787,000
Proceeds from exercise of vested and unvested stock options, net of repurchases and cancelations	2,322,000	2,246,000	1,253,000
Payments for taxes related to net share settlement of equity awards	(14,096,000)	(3,901,000)	(5,998,000)
Payments for earn-out consideration for acquisitions	0	(32,650,000)	0
Proceeds from employee stock purchase plan	2,298,000	1,178,000	0
Repurchases of common stock	(1,999,000)	0	0
Net cash (used in) provided by financing activities	(11,475,000)	(33,127,000)	235,043,000
Foreign currency effect on cash and cash equivalents	(11,000)	(53,000)	(73,000)
Increase (decrease) in cash, cash equivalents, and restricted cash	49,891,000	(25,012,000)	44,290,000
Cash, cash equivalents, and restricted cash at beginning of period	47,628,000	72,640,000	28,350,000
Cash, cash equivalents, and restricted cash at end of period	97,519,000	47,628,000	72,640,000
Reconciliation of cash, cash equivalents, and restricted cash
Cash and cash equivalents	96,663,000	46,772,000	71,784,000
Restricted cash	856,000	856,000	856,000
Total cash, cash equivalents, and restricted cash	97,519,000	47,628,000	72,640,000
Supplemental disclosures of cash flow information
Cash paid for taxes	1,109,000	636,000	338,000
Non-cash investing and financing activities
Recapitalization of redeemable convertible preferred stock from pre-closing stock repurchase	0	0	125,000
Conversion of redeemable convertible preferred stock to common stock	0	0	249,837,000
Assumption of Merger warrants liability	0	0	51,814,000
Redemption/exercise of Class A common stock warrants	0	0	37,834,000
Conversion of Series D preferred stock warrants to Class A common warrants	0	0	1,160,000
Purchase of property and equipment included in accounts payable	3,383,000	0	0
Right-of-use asset obtained in exchange for lease liability	6,270,000	1,206,000	0
Vesting of early exercised stock options, net of cancelations	0	197,000	227,000
Common stock issued, contingent consideration, and liabilities assumed in acquisition of businesses	$ 0	$ 0	$ 99,958,000