Note 6 - Inventories - Inventories (Details) - USD ($) |
Dec. 31, 2025 |
Jun. 30, 2025 |
|---|---|---|
| Raw materials | $ 7,242,733 | $ 4,507,764 |
| Work in process | 6,111,157 | 7,321,779 |
| Finished goods | 2,539,068 | 3,053,726 |
| Allowance for obsolescence | (2,401,539) | (2,024,431) |
| Inventory, Net | $ 13,491,419 | $ 12,858,838 |
| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of valuation reserve for inventory. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|