Note 10 - Income Taxes (Details Textual) $ in Millions |
12 Months Ended |
|---|---|
|
Jun. 30, 2026
USD ($)
| |
| Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent | 21.00% |
| Operating Loss Carryforwards | $ 4 |
| Tax Jurisdiction of Domicile [Extensible Enumeration] | Income Tax Jurisdiction, Domestic Federal [Member] |
| X | ||||||||||
- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Indicates tax jurisdiction of domicile. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|