Note 10 - Income Taxes (Details Textual) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
|
| Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent | 21.00% | |
| Unrecognized Tax Benefits | $ 0 | $ 0 |
| Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense | 0 | 0 |
| Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued | $ 0 | $ 0 |
| Open Tax Year | 2021 2022 2023 2024 2025 | |
| 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 Tax year that remains open to examination under enacted tax laws, in YYYY format. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount of expense for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|