XML 57 R33.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Note 5 - Non-operating Income (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2024
Notes Tables |
Schedule of Other Nonoperating Income, by Component [Table Text Block] |
|  | Year Ended December 31, |
|  | 2024 |  |  | 2023 |  |  | 2022 |
Equity in earnings of unconsolidated investments |  | $ | 589 |  |  | $ | 2,015 |  |  | $ | 477 |
Dividends and net realized gains or losses on the sale of securities |  |  | 7,973 |  |  |  | 6,262 |  |  |  | 5,530 |
Interest income |  |  | 10,104 |  |  |  | 8,383 |  |  |  | 5,134 |
Gain on sale of unconsolidated company |  |  | 1,024 |  |  |  | – |  |  |  | – |
Total non-operating income |  | $ | 19,690 |  |  | $ | 16,660 |  |  | $ | 11,141 |

X
- 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
Name: | us-gaap_ScheduleOfOtherNonoperatingIncomeByComponentTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration