Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Operating Activities:
Net loss	$ (48,608)	$ (66,756)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	4,078	3,884
Amortization of right-of-use lease assets	165	138
Amortization of debt issuance costs and premium	287	552
Loss on extinguishment of debt	1,769	0
Amortization of discount on short-term investments	(6,122)	(1,405)
Stock-based compensation	15,746	11,397
Provision for excess and obsolete inventory	164	752
Change in operating assets and liabilities:
Accounts receivable	(9,325)	(6,094)
Inventories	(2,749)	(7,555)
Prepaid and other assets	(562)	789
Accounts payable	1,250	635
Accrued expenses and other liabilities	2,314	4,813
Net cash used in operating activities	(41,593)	(58,850)
Investing Activities:
Purchases of property and equipment	(4,814)	(2,393)
Maturity of short-term investments	255,000	255,000
Purchase of short-term investments	(272,315)	(212,657)
Net cash (used in) provided by investing activities	(22,129)	39,950
Financing Activities:
Proceeds from term loan	20,000	0
Repayment of term loan	(60,000)	0
Proceeds from issuance of common stock from public offering	54,050	0
Proceeds from issuance of common stock for at-the-market offerings	42,434	6,050
Proceeds from Issuance of Common Stock	9,473	1,778
Payments for employee taxes related to stock compensation	(1,423)	(643)
Principal payments on finance lease liabilities	(153)	(121)
Payments of deferred offering costs	(622)	(587)
Payments of debt issuance costs	(2,235)	(145)
Net cash provided by financing activities	61,524	6,332
Effect of foreign exchange rate on cash, cash equivalents and restricted cash	6	(9)
Net decrease in cash, cash equivalents and restricted cash	(2,192)	(12,577)
Cash, cash equivalents and restricted cash - beginning of period	12,595	25,172
Cash, cash equivalents and restricted cash - end of period	10,403	12,595
Supplemental disclosure of cash flow information:
Operating cash flows from operating leases	2,216	2,187
Cash paid for income taxes	8	3
Cash paid for interest on financing leases	12	18
Cash paid for interest on term loan	3,464	4,239
Right-of-use assets obtained in exchange for lease obligations:
Operating lease	46	1,090
Finance lease	102	311
Lease obligations recorded for right-of-use assets:
Operating lease	46	1,090
Finance lease	102	311
Acquisition of property and equipment included in accounts payable and accrued expenses and other current liabilities	282	299
Deferred offering costs included in accounts payable and accrued liabilities	145	133
Reclassification of deferred financing costs	$ 1,390	$ 90