Note 4 - Investments - Net Investment Income (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2024 |
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| Investment income | $ 32 | $ 423 |
| Less: Investment expense | 0 | (1) |
| Cash and Cash Equivalents [Member] | ||
| Investment income | 93 | 103 |
| Fixed Income Securities [Member] | ||
| Investment income | 1 | 29 |
| Series B Cumulative Convertible Preferred Stock [Member] | HC Government Realty Trust, Inc [Member] | ||
| Dividends on investment in HC Series B Stock | 0 | 256 |
| Partnership [Member] | ||
| Investment income | $ (62) | $ 36 |
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- Definition Amount of dividend income on nonoperating securities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of expenses related to the generation of investment income. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount, after investment expense, of income earned from investments in securities and real estate. Includes, but is not limited to, real estate investment, policy loans, dividends, and interest. Excludes realized gain (loss) on investments. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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