CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Current assets
Cash and cash equivalents	$ 437	$ 436
Note receivable and accrued interest from related party	3,542	3,542
Other current assets	62	30
Total current assets	4,041	4,008
Property and equipment, net of depreciation
Land, buildings and equipment	628	631
Total assets	4,669	4,639
Current liabilities
Accounts payable - (including $8  due to related parties in 2023 and 2022)	55	23
Accrued expenses	21	40
Total current liabilities	76	63
Stockholders' equity
Preferred stock, Series B	1	1
Common stock, $.01 par value; authorized, 100,000,000 shares; issued and outstanding,  5,131,934  shares at March 31, 2023 and December 31, 2022	51	51
Additional paid-in capital	63,579	63,579
Accumulated deficit	(59,038)	(59,055)
Total shareholders' equity	4,593	4,576
Total liabilities & equity	$ 4,669	$ 4,639