Investment in Unconsolidated Affiliated Real Estate Entity (Details) - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Schedule of Equity Method Investments [Line Items]
Operating income	$ (227,152)	$ (334,431)
Net loss	(2,229,936)	(1,280,482)
Company's share of net loss (33.3%)	(2,608,058)	(1,281,192)
Total assets	138,272,543	96,189,241
Mortgage payable, net	63,631,383	14,843,736
Members' capital	42,682,408	45,590,909
Total liabilities and members' capital	138,272,543	96,189,241
Forty East End Ave Pref Llc [Member]
Schedule of Equity Method Investments [Line Items]
Revenues	33,556,000	58,529,000
Cost of goods sold	31,224,000	52,138,000
Other expenses	1,575,000	2,509,000
Impairment of real estate inventory	112,000	1,553,000
Operating income	645,000	2,329,000
Interest expense and other, net	(1,600,000)	(3,430,000)
Net loss	(955,000)	(1,101,000)
Company's share of net loss (33.3%)	(318,000)	(367,000)
Real estate inventory	44,663,000	74,481,000
Cash and restricted cash	213,000	767,000
Other assets	406,000	436,000
Total assets	45,282,000	75,684,000
Mortgage payable, net		36,391,000
Other liabilities	316,000	972,000
Members' capital	44,966,000	38,321,000
Total liabilities and members' capital	$ 45,282,000	$ 75,684,000