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Note 3 - Net Loss Per Share - Schedule of Antidilutive Securities (Details) - shares | 3 Months Ended | 9 Months Ended
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Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Total potentially dilutive shares excluded from net income (loss) per share (in shares) |  | 5,469,535 | 17,218,447 | 8,991,158 | 17,221,391
Convertible Senior Notes 2026 [Member] |  |  |  |  |
Total potentially dilutive shares excluded from net income (loss) per share (in shares) | [1],[2] | 5,293,414 | 12,172,008 | 8,882,651 | 12,172,008
Convertible Senior Notes 2023 [Member] |  |  |  |  |
Total potentially dilutive shares excluded from net income (loss) per share (in shares) | [3] | 0 | 4,941,739 | 0 | 4,941,739
Share-Based Payment Arrangement, Option [Member] |  |  |  |  |
Total potentially dilutive shares excluded from net income (loss) per share (in shares) |  | 176,121 | 34,450 | 108,507 | 37,394
Restricted Stock Units (RSUs) [Member] |  |  |  |  |
Total potentially dilutive shares excluded from net income (loss) per share (in shares) | [4] | 0 | 70,250 | 0 | 70,250
[1] | On June 3, 2024, we repurchased $118.1 million of our 2026 Notes reducing any effect of dilution related to those notes. For further details refer to “Note 6 — Debt.”
[2] | The 2026 Notes are subject to a capped call arrangements that potentially reduces the dilutive effect of conversion as described in “Note 6 — Debt.” Any potential impact of the capped call arrangement is excluded from this table.
[3] | The 2023 Notes (defined below) were fully extinguished upon maturity on November 15, 2023.
[4] | The outstanding restricted stock units were vested and converted to shares of common stock on December 1, 2023.

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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482662/260-10-50-1 + Details
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