Investments in Unconsolidated Joint Ventures - Statement of operations (Details) - USD ($) $ in Thousands	3 Months Ended			6 Months Ended
	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Revenues
Rental revenues			$ 1,425	$ 798	$ 2,936
Other income	$ 373		24	493	144
Sales of residential condominium units			5,224	1,439	18,321
Total revenues	373		6,673	2,730	21,401
Operating Expenses
Property operating expenses	20		811	437	2,078
Real estate taxes			451	363	914
General and administrative	1,886		1,835	2,992	3,279
Cost of sales - residential condominium units			5,169	1,437	17,478
Transaction related costs					113
Total operating expenses	2,045		9,412	6,260	26,152
Operating loss	(1,672)		(2,739)	(3,530)	(4,751)
Interest expense			(7,194)	(3,883)	(13,522)
Interest expense - amortization of deferred finance costs			(933)	(334)	(1,825)
Net (loss) income attributable to common stockholders	(1,726)	$ 8,853	$ (10,920)	7,127	(17,156)
Equity in net loss from unconsolidated joint ventures		$ (5,962)		(5,962)	(4)
Unconsolidated Joint Ventures
Revenues
Rental revenues	1,431			2,263	1,788
Other income	40			40
Sales of residential condominium units	2,114			2,114
Total revenues	3,585			4,417	1,788
Operating Expenses
Property operating expenses	1,055			1,692	563
Real estate taxes	728			1,101	10
General and administrative	351			560
Cost of sales - residential condominium units	2,241			2,241
Transaction related costs	60			60
Amortization	194			541	299
Depreciation	419			631	437
Total operating expenses	5,048			6,826	1,309
Operating loss	(1,463)			(2,409)	479
Interest expense	(8,130)			(13,081)	(483)
Interest expense - amortization of deferred finance costs				(1,220)	(31)
Interest income - change in fair market value of interest rate swap	(5)			(12)
Net (loss) income attributable to common stockholders	$ (9,588)			$ (16,698)	$ (35)