CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Current Assets:
Cash and cash equivalents	$ 4,413	$ 6,249
Accounts receivable, net of allowances of $421 and $164 as of June 30, 2026 and December 31, 2025	6,786	7,550
Inventories - net	3,686	5,281
Prepaid expenses and other current assets	852	1,554
Total current assets	15,737	20,634
Property and equipment - net	7,172	7,823
Restricted cash	1,522	1,522
Right-of-use asset	10,612	10,924
Patents - net	2,864	3,226
Other assets	53	53
Total assets	37,960	44,182
Current Liabilities:
Accounts payable	2,002	2,869
Accrued expenses and other current liabilities	7,283	6,299
Lease liability - current portion	589	541
Current maturities of long-term debt, net of debt discount	14,149
Total current liabilities	24,023	9,709
Lease liability, net of current portion	11,596	11,903
Long-term debt, net of current portion and debt discount	3,092	16,667
Total liabilities	38,711	38,279
Commitments and Contingencies
Stockholders' equity (deficit)
Preferred Stock, par value $0.001, 5,000,000 shares authorized; no shares issued and outstanding as of June 30, 2026 and December 31, 2025
Common Stock, par value $0.001, 100,000,000 shares authorized; 62,842,748 and 62,804,305 shares issued and outstanding as of June 30, 2026 and December 31, 2025 respectively	63	63
Additional paid-in capital	321,936	321,024
Accumulated other comprehensive loss	(996)	(2,977)
Accumulated deficit	(321,754)	(312,207)
Total stockholders' equity (deficit)	(751)	5,903
Total liabilities and stockholders' equity (deficit)	$ 37,960	$ 44,182