Investments in Unconsolidated Joint Ventures - Statement of operations (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Revenues
Rental revenues	$ 1,460,000	$ 1,477,000	$ 4,396,000	$ 3,968,000
Total revenues	10,651,000	19,006,000	32,052,000	32,710,000
Operating Expenses
Property operating expenses	786,000	1,220,000	2,864,000	2,790,000
Real estate taxes	668,000	486,000	1,582,000	1,292,000
General and administrative	1,511,000	1,431,000	4,790,000	4,436,000
Total operating expenses	13,894,000	21,015,000	40,046,000	39,242,000
Operating loss	(3,243,000)	(2,009,000)	(7,994,000)	(6,532,000)
Interest expense	(7,901,000)	(3,549,000)	(21,423,000)	(9,613,000)
Interest expense - amortization of deferred finance costs	(758,000)	(763,000)	(2,583,000)	(1,577,000)
Net loss attributable to common stockholders	$ (11,888,000)	(6,353,000)	(29,044,000)	(11,707,000)
Unconsolidated Joint Ventures
Operating Expenses
Our equity in net (loss) income from unconsolidated joint ventures		(14,000)		5,292
Unconsolidated Joint Ventures
Revenues
Rental revenues		2,617,000	1,788	8,639
Total revenues		2,617,000	1,788	8,639
Operating Expenses
Property operating expenses		879,000	563	2,760
Real estate taxes		15,000	10	57
General and administrative				(10)
Amortization		449,000	299	1,525
Depreciation		654,000	437	2,377
Total operating expenses		1,997,000	1,309	6,709
Gain on sale of real estate				8,981
Operating loss		620,000	479	10,911
Gain on sale of interest rate swap				2,005
Interest expense		(717,000)	(483)	(2,429)
Interest expense - amortization of deferred finance costs		(46,000)	(31)	(174)
Interest (expense) income - change in fair market value of interest rate swap				(153)
Net loss attributable to common stockholders		$ (143,000)	$ (35)	$ 10,466