Note 6 - Inventories (Details Textual) - USD ($) |
6 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Jun. 30, 2025 |
|
| Inventory Write-down | $ 147,896 | $ 135,625 | |
| Inventory, Raw Materials, Net of Reserves | $ 800,000 | $ 1,100,000 | |
| X | ||||||||||
- Definition Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of unprocessed items to be consumed in the manufacturing or production process. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of loss from reductions in inventory due to subsequent measurement adjustments, including, but not limited to, physical deterioration, obsolescence, or changes in price levels. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|