Note 9 - Investments - Schedule of Investments (Details) - USD ($) $ in Thousands |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Various publicly-held companies | $ 9,319 | $ 409 |
| Equity investments included in other current assets | 10,190 | 8,770 |
| Equity method investments | 129 | 402 |
| Equity investments included in other noncurrent assets | 5,646 | 10,126 |
| Measurement Input, Quoted Price [Member] | ||
| Various publicly-held companies | 9,319 | 409 |
| Measurement Input, Net Asset Value [Member] | ||
| Alternative investments | 8,728 | 7,119 |
| Alternative investments | 4,043 | 8,250 |
| Measurement Input, Cost to Sell [Member] | ||
| Alternative investments | 1,462 | 1,651 |
| Alternative investments | $ 1,474 | $ 1,474 |
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- Definition This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- 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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- Definition Amount of investment in marketable security, classified as current. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition This element represents the current portion of investments which are not defined as or included in marketable (debt, equity, or other) securities that are pledged or subject to withdrawal restrictions. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition This element represents the noncurrent portion of investments which are not defined as or included in marketable (debt, equity, or other) securities that are pledged or subject to withdrawal restrictions. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- 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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