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Organization and Significant Accounting Policies - Components of Revenue Streams, Timing of Satisfying Performance Obligations, and Amounts (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Schedule of management, transaction, and other fees [Line Items] |  |  |  |
Management, transaction, and other fees | $ 7,079 | $ 5,767 | $ 20,223 | $ 18,950
Property management services [Member] |  |  |  |
Schedule of management, transaction, and other fees [Line Items] |  |  |  |
Management, transaction, and other fees | 3,591 | 3,224 | $ 10,536 | 10,152
Timing of satisfaction of performance obligations |  |  | Over time |
Asset management services [Member] |  |  |  |
Schedule of management, transaction, and other fees [Line Items] |  |  |  |
Management, transaction, and other fees | 1,623 | 1,680 | $ 4,900 | 5,105
Timing of satisfaction of performance obligations |  |  | Over time |
Leasing services [Member] |  |  |  |
Schedule of management, transaction, and other fees [Line Items] |  |  |  |
Management, transaction, and other fees | 889 | 729 | $ 2,703 | 2,895
Timing of satisfaction of performance obligations |  |  | Point in time |
Other fees [Member] |  |  |  |
Schedule of management, transaction, and other fees [Line Items] |  |  |  |
Management, transaction, and other fees | $ 976 | $ 134 | $ 2,084 | $ 798
Timing of satisfaction of performance obligations |  |  | Point in time |

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