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Note 8 - Long-term Debt - Carrying Amount of the Company's Outstanding Debt (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Other loans	$ 352	$ 287
Debt discount and debt issuance costs, net of accumulated accretion	(554)	(1,198)
Total outstanding long-term debt	37,893	49,089
Less current portion	182	139
Total outstanding debt	37,711	48,950
Senior Secured Debt Due June 30, 2026 [Member]
Convertible debt	21,200	50,000
Convertible Note Instrument Due June 30, 2026 [Member]
Convertible debt	$ 16,895	$ 0

X

- Definition

Including the current and noncurrent portions, carrying amount of debt identified as being convertible into another form of financial instrument (typically the entity's common stock) as of the balance sheet date, which originally required full repayment more than twelve months after issuance or greater than the normal operating cycle of the company.

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Amount, after accumulated amortization, of debt discount.

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Amount of long-term debt and lease obligation, classified as noncurrent.

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