CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Revenues
Rental revenues	$ 5,942	$ 5,502	$ 3,225
Other income	177	182	355
Sales of residential condominium units	27,483	37,300	23,685
Total revenues	33,602	42,984	27,265
Operating Expenses
Property operating expenses	3,949	4,180	5,583
Real estate taxes	2,355	1,697	724
General and administrative	6,037	5,754	5,133
Pension related costs	(231)	548	67
Cost of sales - residential condominium units	27,257	35,236	22,370
Transaction related costs	206	163
Depreciation and amortization	3,739	4,018	4,003
Total operating expenses	43,312	51,596	37,880
Operating loss	(9,710)	(8,612)	(10,615)
Equity in net (loss) income from unconsolidated joint ventures	(4)	804	(555)
Equity in net gain on sale of unconsolidated joint venture property	3,065	4,490
Unrealized gain on warrants	73	1,070	73
Interest expense, net	(29,229)	(15,701)	(7,922)
Interest expense - amortization of deferred finance costs	(3,031)	(2,453)	(1,521)
Loss before taxes	(38,836)	(20,402)	(20,540)
Tax expense	(183)	(288)	(265)
Net loss attributable to common stockholders	(39,019)	(20,690)	(20,805)
Other comprehensive loss:
Unrealized gain (loss) on pension liability	1,369	(2,283)	816
Comprehensive loss attributable to common stockholders	$ (37,650)	$ (22,973)	$ (19,989)
Loss per share - basic	$ (1.02)	$ (0.56)	$ (0.62)
Loss per share - diluted	$ (1.02)	$ (0.56)	$ (0.62)
Weighted average number of common shares - basic	38,356	37,224	33,322
Weighted average number of common shares - diluted	38,356	37,224	33,322