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Note 1 - Summary of Significant Accounting Policies (Tables) | 9 Months Ended
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Sep. 30, 2025
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | For the three months ended September 30, 2025 |  |  | For the three months ended September 30, 2024 |  |  | For the nine months ended September 30, 2025 |  |  | For the nine months ended September 30, 2024 |
Numerator |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income (loss) |  | $ | 454,625 |  |  | $ | (366,960 | ) |  | $ | 1,409,967 |  |  | $ | (1,240,419 | )
Denominator: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted average shares outstanding - basic |  |  | 12,637,950 |  |  |  | 12,702,683 |  |  |  | 12,641,128 |  |  |  | 12,702,683 |
Effect of unvested restricted stock |  |  | 12,242 |  |  |  | — |  |  |  | 1,532 |  |  |  | — |
Weighted average shares outstanding - diluted |  |  | 12,650,192 |  |  |  | 12,702,683 |  |  |  | 12,642,660 |  |  |  | 12,702,683 |
Earnings (loss) per common share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 0.04 |  |  | $ | (0.03 | ) |  | $ | 0.11 |  |  | $ | (0.10 | )
Diluted |  |  | 0.04 |  |  |  | (0.03 | ) |  |  | 0.11 |  |  |  | (0.10 | )

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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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