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Note 3 - Net Income (Loss) Per Common Share (Tables) | 12 Months Ended
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Dec. 31, 2025
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Year Ended December 31, |
|  | 2025 |  |  | 2024 |
|  | Loss |  |  | Shares |  |  | Per Share |  |  | Income |  |  | Shares |  |  | Per Share |
Basic net income (loss) per common share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income (loss) available to common stockholders |  | $ | (882 | ) |  |  | 11,496 |  |  | $ | (0.08 | ) |  | $ | 572 |  |  |  | 11,467 |  |  | $ | 0.05 |
Effect of dilutive securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Non-vested restricted stock |  |  | — |  |  |  | — |  |  |  |  |  |  |  | — |  |  |  | 23 |  |  |  |  |
Diluted net income (loss) per common share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income (loss) available to common stockholders plus assumed dilution |  | $ | (882 | ) |  |  | 11,496 |  |  | $ | (0.08 | ) |  | $ | 572 |  |  |  | 11,490 |  |  | $ | 0.05 |

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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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