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Note 5 - Non-operating Income (Tables) | 9 Months Ended
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Sep. 30, 2025
Notes Tables |
Schedule of Other Nonoperating Income, by Component [Table Text Block] |
|  | Three Months Ended September 30 |  |  | Nine Months Ended September 30 |
|  | 2025 |  |  | 2024 |  |  | 2025 |  |  | 2024 |
Dividends and net realized gains and losses on sales of securities |  | $ | 2,089 |  |  | $ | 1,683 |  |  | $ | 5,971 |  |  | $ | 5,462 |
Interest income |  |  | 2,676 |  |  |  | 2,603 |  |  |  | 7,388 |  |  |  | 7,790 |
Equity in earnings/(loss) of unconsolidated investments |  |  | (105 | ) |  |  | (62 | ) |  |  | 512 |  |  |  | 589 |
Gain on sale of unconsolidated company |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 1,024 |
Total non-operating income |  | $ | 4,660 |  |  | $ | 4,224 |  |  | $ | 13,871 |  |  | $ | 14,865 |

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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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