Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Cash flows from operating activities
Net loss	$ (239,238)	$ (187,134)	$ (130,403)
Adjustments to reconcile net loss to net cash used in operating activities:
Stock-based compensation expense	62,620	37,726	20,803
Amortization of intangible asset	6,375	4,139
Amortization of debt discount	2,574	1,483	1,077
Depreciation	459	263	76
Loss in fair value of contingent consideration	48,918	3,298
Non-cash lease expense	1,450	1,162	1,079
Change in operating lease liability	154	(1,118)	(1,182)
Changes in operating assets and liabilities:
Accounts receivable, net	(57,121)	(37,699)
Inventories, net	(8,156)	(1,331)
Prepaid expenses and other current assets	(5,335)	(2,735)	103
Non-current inventory and other assets	3,694	(3,944)	(6)
Accounts payable	2,074	25,456	(355)
Accrued expenses and other current liabilities	36,452	43,923	582
Net cash used in operating activities	(145,080)	(116,511)	(108,226)
Cash flows from investing activities
Purchases of equipment	(582)	(702)	(308)
Cash paid for business combination		(53,000)
Net cash used in investing activities	(582)	(53,702)	(308)
Cash flows from financing activities
Proceeds from draw down of debt	85,000	45,000
Payment of debt issuance costs	(1,442)	(487)	(309)
Proceeds from issuance of common stock upon financing	258,750	243,763	7,436
Cash paid for common stock issuance costs	(15,668)	(6,975)	(223)
Proceeds from issuance of common stock upon exercise of options	12,419	6,251	4,402
Payment of contingent consideration	(6,211)	(2,438)
Payments of tax withholdings on stock award	(1,835)	(532)	(176)
Net cash provided by financing activities	331,013	284,582	11,130
Net (decrease) increase in cash	185,351	114,369	(97,404)
Cash at beginning of period	200,842	86,473	183,877
Cash at end of period	386,193	200,842	86,473
Supplemental disclosures of cash flow information:
Interest paid	16,730	7,686	$ 4,625
Operating lease right-of-use asset obtained in exchange for operating lease liability	7,802	561
Supplemental non-cash investing activities:
Fair value of contingent consideration in a business combination	79,707	37,000
Supplemental disclosures of non-cash financing activity:
Issuance of warrants in connection with debt financing	$ 1,635	$ 0