Note 7. Equity (Details Narrative) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Notes to Financial Statements
Cash dividends paid	$ 588	$ 453
Common stock issued to consultants for services, shares	2,500	0
Common stock issued to consultants for services, amount	$ 31	$ 0