Note 3 - Intangible Assets (Details Textual) - USD ($) $ in Thousands |
1 Months Ended | 3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|---|
Apr. 30, 2020 |
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Intangible Asset, Finite-Lived, Useful Life | 25 years | ||||
| Amortization of Intangible Assets | $ 30 | $ 30 | $ 80 | $ 80 | |
| Licensing Agreements [Member] | |||||
| Intangible Asset, Finite-Lived, Useful Life | 25 years | ||||
| License Agreement, Renewal Period | 5 years | ||||
| Upfront License Payment | $ 2,500 | ||||
| X | ||||||||||
- Definition Period for renewal of the license agreement. No definition available.
|
| X | ||||||||||
- Definition Amount of upfront license payment. No definition available.
|
| X | ||||||||||
- Definition Amount of amortization expense for finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Useful life of finite-lived intangible asset, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Details
|