Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
CASH FLOWS FROM OPERATING ACTIVITIES
Net loss	$ (10,707)	$ (39,232)
Adjustments to reconcile net loss to net cash used in operating activities:
Noncash stock compensation expense	9,339	6,823
Depreciation and amortization	29	68
Amortization of premium (discount) on investment securities	(1,670)	(301)
Amortization of debt issuance costs	639	461
Amortization of leasehold interest	53	53
Noncash change in lease liability and right of use asset	407	491
Change in fair value of equity investments	(195)	0
Change in fair value of notes payable	(35)	59
Changes in assets and liabilities:
Increase in inventory	(36,931)	(26,924)
Decrease (increase) in other current assets	1,490	(2,623)
Increase in accounts receivable	(13,889)	(8,623)
Increase in accounts payable and accrued expenses	40,222	9,858
Decrease in lease liabilities	(596)	(593)
Increase in other current liabilities	3,035	619
Increase (decrease) in deferred revenue	602	(38)
Net cash used in operating activities	(8,207)	(59,902)
CASH FLOWS FROM INVESTING ACTIVITIES
Proceeds from maturity of short-term securities	73,401	16,000
Investment in held-to-maturity securities	(81,531)	(22,168)
Investment in long-term securities	(1,125)	0
Net cash used in investing activities	(9,255)	(6,168)
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from exercise of options	10	363
Proceeds from debt financings		25,000
Financing costs paid		(125)
Net cash provided by financing activities	10	25,238
NET DECREASE IN CASH, CASH EQUIVALENTS AND RESTRICTED CASH	(17,452)	(40,832)
CASH, CASH EQUIVALENTS AND RESTRICTED CASH AT BEGINNING OF PERIOD	94,218	103,577
CASH, CASH EQUIVALENTS AND RESTRICTED CASH AT END OF PERIOD	76,766	62,745
Reconciliation to amounts on condensed consolidated balance sheets:
Cash and cash equivalents	75,477	61,469
Restricted Cash	1,289	1,276
Total cash, cash equivalents and restricted cash	76,766	62,745
Cash paid for:
Interest	$ 2,448	$ 1,749