Note 1 - Basis of Presentation and General Information (Details Textual) - USD ($) |
9 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Jun. 30, 2026 |
|
| Shareholders Ownership, Percentage | 58.90% | |
| Disposal Group, Disposed of Other than by Sale, Not Discontinued Operation, Spinoff [Member] | Due From Former Parent Company [Member] | ||
| Cash Retained From Spin Off Transaction | $ 13,129,541 |