Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited) - USD ($)	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
OPERATING REVENUES
Leasing	$ 2,031,000	$ 1,801,000
Total operating revenues	2,248,000	2,059,000
OPERATING COSTS AND EXPENSES
Leasing	741,000	840,000
General and administrative	756,000	719,000
Share-based compensation	379,000	349,000
Depreciation	274,000	300,000
Total operating costs and expenses	2,750,000	2,717,000
OPERATING LOSS	(502,000)	(658,000)
Other income	0	13,000
Pension and other post-retirement expenses	(114,000)	(116,000)
Interest expense	(2,000)	(33,000)
LOSS FROM CONTINUING OPERATIONS	(618,000)	(794,000)
Loss from discontinued operations, net	0	(140,000)
NET LOSS	(618,000)	(934,000)
Pension, net	156,000	221,000
TOTAL COMPREHENSIVE LOSS	$ (462,000)	$ (713,000)
LOSS PER COMMON SHARE-BASIC AND DILUTED
Loss from Continuing Operations (in dollars per share)	$ (0.03)	$ (0.04)
Loss from Discontinued Operations (in dollars per share)	0	(0.01)
Net Loss (in dollars per share)	$ (0.03)	$ (0.05)
Real Estate [Member]
OPERATING REVENUES
Operating revenues	$ 0	$ 0
OPERATING COSTS AND EXPENSES
Operating Costs and Expenses	90,000	97,000
Resort Amenities and Other [Member]
OPERATING REVENUES
Operating revenues	217,000	258,000
OPERATING COSTS AND EXPENSES
Operating Costs and Expenses	$ 510,000	$ 412,000