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Note 6 - Debt - Schedule of Convertible Debt (Details) - USD ($)
$ in Thousands

Jun. 30, 2025

May 14, 2025

May 13, 2025

Dec. 31, 2024

Jun. 03, 2024

Long-Term Debt, Gross

$ 167,804

The 2029 Notes [Member]

Principal amount

70,785

Unamortized debt discount, net of issuance costs

(22,331)

Fair value of embedded derivative

15,020

Long-Term Debt, Gross

63,474

Fair value of outstanding unsecured convertible senior notes

^[1]

59,263

Convertible Senior Notes 2026 [Member]

Principal amount

17,077

$ 97,862

$ 14,900

Unamortized debt issuance costs

(60)

(684)

Long-Term Debt, Gross

17,017

$ 17,100

$ 97,900

97,178

Fair value of outstanding unsecured convertible senior notes

^[2]

$ 16,048

$ 93,752

[1]

The fair value is classified as a Level 2 liability due to the limited trading activity for the 2029 Notes. This balance reflects the fair value of the 2029 Notes based on quoted prices in an over-the counter market using the most recent trading information at the end of the reporting period.

[2]

The fair value is classified as Level 2 liability due to the limited trading activity for the 2026 Notes. This balance reflects the fair value of the 2026 Notes based on quoted prices in an over-the counter market using the most recent trading information at the end of the reporting period. The value of the conversion feature of the 2026 Notes is not deemed to be significant as the current market price of our common stock is below the initial conversion price of $18.49 per share of common stock.

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Net fair value as of the balance sheet date of the embedded derivative or group of embedded derivatives classified as assets, net of those classified as liabilities.

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