Summary of Significant Accounting Policies - Property and Purpose of Reserves (Details) - USD ($)	Sep. 30, 2024	Dec. 31, 2023
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]
Capital property reserves	$ 1,171,256	$ 1,122,965
Ashley Plaza Property | Maintenance and leasing cost reserve
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]
Capital property reserves	514,547	439,404
Franklin Square Property | Leasing costs
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]
Capital property reserves	531,972	441,360
Hanover Square Property | Capital reserve
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]
Capital property reserves		150,710
Brookfield Center Property. | Maintenance and leasing cost reserve
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]
Capital property reserves	$ 124,737	$ 91,491