INCOME TAXES (Narrative) (Details) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2024 |
|
| Income Tax Disclosure [Line Items] | |||
| Operating loss carryforwards | $ 577,000 | ||
| Interest and penalties | 0 | $ 0 | |
| Unrecognized tax benefits | 35,980 | 33,088 | $ 28,225 |
| State income tax expense | 8,000 | 11,912 | |
| Federal [Member] | |||
| Income Tax Disclosure [Line Items] | |||
| Uncertainty tax position related to research and development costs | 2,892 | 5,570 | |
| Operating loss carryforwards, not subject to expiration | 34,600,000 | ||
| Operating loss carryforwards | $ 1,150,000 | ||
| State and Local Jurisdiction [Member] | Wisconsin Department of Revenue [Member] | |||
| Income Tax Disclosure [Line Items] | |||
| Operating loss carryforwards, subject to expiration | 11,311,000 | ||
| State and Local Jurisdiction [Member] | Other States [Member] | |||
| Income Tax Disclosure [Line Items] | |||
| Operating loss carryforwards, subject to expiration | $ 15,849,000 | ||