7. Income Taxes (Details Narrative) - USD ($)	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Income Tax Disclosure [Abstract]
Deferred tax asset	$ 5,700,000	$ 9,600,000
Operating losses expiration year	Expires between the years 2019 and 2036
Deferred benefits	$ 442,000	488,000	$ 513,000
Tax benefits from loss on discontinued operations	$ 57,000	$ 1,000,000	$ 22,000