Note 16 - Share-based Compensation (Details) - $ / shares |
12 Months Ended | |
|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
|
| Outstanding and exercisable (in shares) | 1,883,803 | |
| Outstanding and exercisable, weighted average remaining contractual life (Year) | 0 years | |
| Outstanding and exercisable, weighted average exercise price (in dollars per share) | $ 5.48 | |
| Forfeited (in shares) | (1,883,803) | |
| Forfeited, weighted average exercise price (in dollars per share) | $ 0 | |
| Exercised (in shares) | 0 | |
| Exercised, weighted average exercise price (in dollars per share) | $ 0 | |
| Outstanding and exercisable (in shares) | 0 | 1,883,803 |
| Outstanding and exercisable, weighted average exercise price (in dollars per share) | $ 0 | $ 5.48 |
| X | ||||||||||
- Definition The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Number of options outstanding, including both vested and non-vested options. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Weighted average price at which option holders acquired shares when converting their stock options into shares. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Weighted-average contractual term remaining for option award outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Number of share options (or share units) exercised during the current period. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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