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Note 1 - Organization and Summary of Significant Accounting Policies (Tables) | 3 Months Ended
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Mar. 31, 2026
Notes Tables |
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] |
|  | As of |
|  | March 31, |
|  | 2026 |  |  | 2025 |
Unvested restricted stock |  |  | 11,360,541 |  |  |  | 11,439,016 |
Options |  |  | 4,073,816 |  |  |  | 4,465,216 |
Warrants |  |  | 165,214 |  |  |  | 165,214 |
Shares issuable upon note conversion |  |  | 23,385 |  |  |  | 21,973 |
Total |  |  | 15,622,956 |  |  |  | 16,091,419 |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Three months ended |
|  | March 31, |
(in thousands, except share and per share data) |  | 2026 |  |  | 2025 |
Net income |  |  | 19,777 |  |  |  | 5,060 |
Weighted-average common shares outstanding |  |  | 144,439,370 |  |  |  | 146,677,783 |
Dilutive effect of potential common shares |  |  | 15,622,956 |  |  |  | 16,091,419 |
Weighted-average common shares outstanding assuming dilution |  |  | 160,062,326 |  |  |  | 162,769,202 |
Net income per share - basic |  |  | 0.14 |  |  |  | 0.03 |
Net income per share - diluted |  |  | 0.12 |  |  |  | 0.03 |

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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -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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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482662/260-10-50-1 + Details
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