Note 7 - Investments (Details Textual) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2024 |
|
| Short-Term Investments | $ 59,622 | $ 59,955 | |
| Long-Term Investments | 54,244 | 60,030 | |
| Payments for (Proceeds from) Investments | (5,000) | ||
| Proceeds from Sale, Maturity and Collection of Investments | 59,812 | 94,136 | $ 124,477 |
| Payments to Acquire Investments | $ 54,816 | $ 85,225 | $ 134,911 |
| X | ||||||||||
- Definition The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The net cash paid (received) associated with the acquisition or disposal of all investments, including securities and other assets. No definition available.
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| X | ||||||||||
- Definition The cash outflow associated with the purchase of all investments (debt, security, other) during the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The cash inflow associated with the sale, maturity and collection of all investments such as debt, security and so forth during the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of investments including trading securities, available-for-sale securities, held-to-maturity securities, and short-term investments classified as other and current. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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