Note 5. Stock Options and Restricted Stock Units (Details Narrative) $ / shares in Units, $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2018 USD ($) $ / shares shares	Sep. 30, 2018 USD ($) $ / shares shares
Unrecognized compensation expense, options | $	$ 168	$ 168
Restricted stock units vested | shares	8,000	35,001
Restricted stock units vested, intrinsic value | $ / shares	$ 13.00	$ 7.28
Unrecognized compensation expense, restricted stock units | $	$ 173	$ 173
2014 Plan
Shares granted under plan | shares		339,000