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Note 4 - Real Property and Other Income, Expense (Tables) | 9 Months Ended
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Sep. 30, 2024
Notes Tables |
Schedule of Other Nonoperating Income (Expense) [Table Text Block] |
|  | Three months ended |  |  | Nine months ended |
|  | September 30, |  |  | September 30, |
|  | 2024 |  |  | 2023 |  |  | 2024 |  |  | 2023 |
Lease revenue |  | $ | 288 |  |  | $ | 583 |  |  | $ | 1,005 |  |  | $ | 1,699 |
Property operating expenses |  |  | (226 | ) |  |  | (360 | ) |  |  | (684 | ) |  |  | (1,083 | )
Other income, net |  | $ | 62 |  |  | $ | 223 |  |  | $ | 321 |  |  | $ | 616 |

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- Definition Tabular disclosure of the components of non-operating income or non-operating expense that may include amounts earned from dividends, interest on securities, gains (losses) on securities sold, equity earnings of unconsolidated affiliates, net gain (loss) on sales of business, interest expense and other miscellaneous income or expense items. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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