Note 5 - Investments - Details Investments by Major Investment Category (Details) - USD ($) $ in Thousands |
Jun. 30, 2025 |
Dec. 31, 2024 |
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Amortized cost | $ 0 | $ 1,000 | ||||||
Fair value total | 14,287 | 3,183 | ||||||
Amortized cost total | 14,287 | 3,183 | ||||||
US Government Agencies Debt Securities [Member] | ||||||||
Fair value | [1] | 0 | 1,000 | |||||
Amortized cost | [1] | 0 | 1,000 | |||||
Common Stock [Member] | ||||||||
Fair value | [2] | 12,469 | 0 | |||||
Investments in limited partnerships | [2] | 12,469 | 0 | |||||
Equity Method Investment, Nonconsolidated Investee or Group of Investees [Member] | ||||||||
Fair value | [3] | 1,818 | 2,183 | |||||
Investments in limited partnerships | [3] | $ 1,818 | $ 2,183 | |||||
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X | ||||||||||
- Definition Amount of short-term investment measured at amortized cost. No definition available.
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X | ||||||||||
- Definition Amount, after allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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X | ||||||||||
- Definition Cost of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). Excludes equity method investment and investment in equity security without readily determinable fair value. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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X | ||||||||||
- Definition Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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X | ||||||||||
- Definition Fair value of investment in debt security measured at amortized cost (held-to-maturity). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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://fasb.org/us-gaap/role/ref/legacyRef
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X | ||||||||||
- Details
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X | ||||||||||
- Details
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X | ||||||||||
- Details
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