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Note 5 - Non-operating Income (Tables) | 6 Months Ended
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Jun. 30, 2025
Notes Tables |
Schedule of Other Nonoperating Income, by Component [Table Text Block] |
|  | Three Months Ended June 30 |  |  | Six Months Ended June 30 |
|  | 2025 |  |  | 2024 |  |  | 2025 |  |  | 2024 |
Dividends and net realized gains and losses on sales of securities |  | $ | 1,928 |  |  | $ | 1,724 |  |  | $ | 3,882 |  |  | $ | 3,780 |
Interest income |  |  | 2,588 |  |  |  | 2,648 |  |  |  | 4,713 |  |  |  | 5,186 |
Equity in earnings of unconsolidated investments |  |  | 616 |  |  |  | 584 |  |  |  | 616 |  |  |  | 651 |
Gain on sale of unconsolidated company |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 1,024 |
Total non-operating income |  | $ | 5,132 |  |  | $ | 4,956 |  |  | $ | 9,211 |  |  | $ | 10,641 |

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- Definition Tabular disclosure of the detailed components of other nonoperating income. May include methodology, assumptions and amounts for: (a) dividends, (b) interest on securities, (c) profits on securities (net of losses), and (d) miscellaneous other income items. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(7)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2 + Details
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