Note 7. Equity (Details Narrative) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Equity [Abstract]
Cash dividends paid	$ 460	$ 588
Common stock issued to consultants for services, shares	2,500	2,500
Common stock issued to consultants for services, amount	$ 38	$ 31
Proceeds from secondary stock offering	$ 13,323	$ 0