CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Cash flows from operating activities:
Net loss	$ (19,585)	$ (19,889)
Adjustments to reconcile net loss to cash and cash equivalents used in operating activities:
Depreciation and amortization	1,784	1,489
Amortization of debt issuance costs and debt discount	4,874	1,559
Share-based compensation	1,458	4,087
Change in fair value of derivative warrant liabilities	43	0
Change in fair value of liability classified conversion option derivatives	3,309	0
Unrealized loss (gain) on investments	0	(85)
Accretion of discount on investment securities	0	(324)
Loss on disposal of property and equipment	0	12
Changes in operating assets and liabilities:
Accounts receivable	(985)	(16,400)
Other receivables	0	183
Inventories	(2,269)	2,124
Prepaid expenses and other current assets	(1,078)	(629)
Operating right-of-use assets	1,447	1,753
Other assets	(2)	(7)
Accounts payable	5,057	6,357
Operating lease liabilities	(1,609)	(1,399)
Accrued expenses and other current liabilities	2,567	5,368
Other non-current liabilities	1	(82)
Net cash and cash equivalents used in operating activities	(4,988)	(15,883)
Cash flows from investing activities:
Purchases of property and equipment	(328)	(610)
Proceeds from asset disposition	126	0
Sales of marketable securities/investments	0	19,998
Net cash and cash equivalents (used in) provided by investing activities	(202)	19,388
Cash flows from financing activities:
Proceeds from private placement, net of offering costs	15,359	0
Payments made for financing of insurance payments	(226)	(1,002)
Principal payments on long-term debt	(20,000)	0
Principal payments on financing leases	(10)	(9)
Common stock issued for options exercised	137	73
Net cash and cash equivalents used in financing activities	(4,740)	(938)
Net (decrease) increase in cash and cash equivalents	(9,930)	2,567
Cash and cash equivalents at beginning of period	49,669	33,488
Cash and cash equivalents at end of period	39,739	36,055
Supplemental disclosure of noncash investing and financing activities:
Principal exchange of convertible note for preferred stock	4,111	0
Purchases of property and equipment included in accounts payable	90	147
Financed insurance premiums	540	0
Cash paid for:
Interest	$ 1,290	$ 1,134