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Segment Information - Segment Reporting Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Segment Reporting Information [Line Items]
Stock compensation	$ 300	$ 300	$ 500	$ 500
Depreciation and amortization	78	73	158	141
Total operating costs and expenses	11,189	9,526	22,091	19,014
Reportable Segment
Segment Reporting Information [Line Items]
Stock compensation	288	290	539	536
Depreciation and amortization	78	73	158	141
Total operating costs and expenses	11,189	9,526	22,091	19,014
Reportable Segment | Asset management and corporate operating expenses
Segment Reporting Information [Line Items]
Operating expenses	5,627	5,242	11,536	10,789
Reportable Segment | Commercial operating expenses
Segment Reporting Information [Line Items]
Operating expenses	1,168	929	2,273	1,971
Reportable Segment | Residential operating expenses
Segment Reporting Information [Line Items]
Operating expenses	1,276	1,241	2,585	2,422
Reportable Segment | ParkX operating expenses
Segment Reporting Information [Line Items]
Operating expenses	$ 2,752	$ 1,751	$ 5,000	$ 3,155

X

- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section S45
-Paragraph 1
-Publisher FASB
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

Total costs of sales and operating expenses for the period.

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- Definition

Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 220
-SubTopic 40
-Name Accounting Standards Codification
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