12. Consolidated Financial Information-parent Company Only: Schedule of Condensed Income Statement (Details) - Parent Company - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Net loss	$ (12)	$ 0
Equity in net (loss) income of subsidiary	(307)	(25)
Net (loss) income	$ (319)	$ 25