Condensed Consolidated Statements of Cash Flows - USD ($)	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Cash flows from operating activities:
Income from continuing operations	$ 587,000	$ 464,000
Adjustments to reconcile income from continuing operations to net cash provided by operating activities, continuing operations:
Depreciation	28,000	46,000
Deferred income taxes	(31,000)	7,000
Income taxes payable	126,000	118,000
Other, net changes in prepaids, property tax payable and other	141,000	(277,000)
Net cash provided by operating activities, continuing operations	851,000	358,000
Net cash (used in) operating activities, discontinued operations	(15,000)	(110,000)
Net cash provided by operating activities	836,000	248,000
Cash flows from investing activities:
Continuing operations, purchase of investments		(2,000,000)
Deposit liability, Parcel 20	24,000
Discontinued operations, sale of assets	862,000	862,000
Net cash provided by (used in) investing activities	886,000	(1,138,000)
Cash flows from financing activities, payment of dividends	(462,000)	(462,000)
Increase (decrease) in cash and cash equivalents	1,260,000	(1,352,000)
Cash and cash equivalents, beginning	1,147,000	5,202,000
Cash and cash equivalents, ending	2,407,000	$ 3,850,000
Supplemental disclosures:
Continuing operations	7,000
Income Taxes Paid, Net, Total	$ 7,000