Condensed Consolidated Statements of Cash Flows - USD ($)	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Cash flows from operating activities:
Income from continuing operations	$ 1,581,000	$ 1,858,000
Adjustments to reconcile income from continuing operations to net cash provided by operating activities, continuing operations:
Depreciation	69,000	77,000
Deferred income taxes	(75,000)	(67,000)
Prepaid income taxes	(51,000)	107,000
Other, net changes in prepaids, property tax payable and other	205,000	186,000
Net cash provided by operating activities, continuing operations	1,729,000	2,161,000
Continuing operations:
Deferred revenue	76,000	73,000
Discontinued operations:
Sale of assets		862,000
Cash used to settle obligations	(187,000)	(160,000)
Noncash adjustment to gain on sale of discontinued operations	52,000	(138,000)
Net cash provided by (used in) discontinued operations	(135,000)	564,000
Net cash provided by (used in) investing activities	(59,000)	637,000
Cash flows used in financing activities, payment of dividends	(924,000)	(1,386,000)
Increase in cash and cash equivalents	746,000	1,412,000
Cash and cash equivalents, beginning	1,262,000	1,147,000
Cash and cash equivalents, ending	2,008,000	2,559,000
Supplemental disclosures:
Continuing operations	666,000	505,000
Discontinued operations		198,000
Income Taxes Paid, Net, Total	$ 666,000	$ 703,000