CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands		3 Months Ended				12 Months Ended
		Mar. 31, 2022		Mar. 31, 2021		Dec. 31, 2021
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss attributable to common stockholders	[1]	$ (5,131)		$ (7,419)
Adjustments to reconcile net loss attributable to common stockholders to net cash used in operating activities:
Depreciation and amortization and amortization of deferred finance costs	[1]	1,439		1,261
Stock-based compensation expense	[1]	123		133
Deferred rents receivable	[1]	(4)		(12)
Other non-cash adjustments - pension expense	[1]	119		119
Unrealized loss on warrants	[1]	369		1,977	[2]
Equity in net (income) loss from unconsolidated joint ventures	[1]	(746)		372	[2]
Distributions from unconsolidated joint ventures	[1]	168		194
Decrease (increase) in operating assets:
Residential condominium units for sale	[1]	3,548		(11,672)
Receivables	[1]	24		47
Prepaid expenses and other assets, net	[1]	(1,008)		(371)
Increase in operating liabilities:
Accounts payable and accrued expenses	[1]	1,474		1,294
Net cash used in operating activities	[1]	375		(14,077)
CASH FLOWS FROM INVESTING ACTIVITIES:
Additions to real estate	[1]	(64)		(53)
Net cash provided by (used in) investing activities	[1]	(64)		(53)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from loans and corporate credit facility	[1]	2,390		8,980
Proceeds from secured line of credit	[1]			1,200
Payment of finance costs	[1]			(21)
Repayment of loans	[1]	(11,642)
Settlement of stock awards	[1]	(291)		(370)
Net cash (used in) provided by financing activities	[1]	(9,543)		9,789
NET DECREASE IN CASH AND CASH EQUIVALENTS AND RESTRICTED CASH		(9,232)	[1]	(4,341)	[1]	$ (9,232)
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH, BEGINNING OF PERIOD	[1]	24,845		16,069		16,069
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH, END OF PERIOD	[1]	15,613		11,728		24,845
CASH AND CASH EQUIVALENTS, BEGINNING PERIOD	[1]	4,310		6,515		6,515
RESTRICTED CASH, BEGINNING OF PERIOD	[1]	20,535		9,554		9,554
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH, BEGINNING OF PERIOD	[1]	24,845		16,069		16,069
CASH AND CASH EQUIVALENTS, END OF PERIOD	[1]	1,381		5,034		4,310
RESTRICTED CASH, END OF PERIOD	[1]	14,232		6,694		20,535
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH, END OF PERIOD	[1]	15,613		11,728		$ 24,845
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:
Cash paid during the period for: Interest	[1]	3,050		4,130
Cash paid during the period for: Taxes	[1]	66		46
SUPPLEMENTAL DISCLOSURE OF NON-CASH INVESTING AND FINANCING ACTIVITIES:
Capitalized amortization of deferred financing costs and warrants	[1]	583		692
Capitalized stock-based compensation expense	[1]	$ 18		$ 37

[1] Amounts are Restated. See Note 3 for more information.

[2] Amounts are Revised. See Note 3 for more information.