5. Income Taxes (Details Narrative) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Tax Disclosure [Abstract]
Unrecognized tax benefits, accrued interest		$ 9	$ 21
Unrecognized tax benefits, net interest benefit	$ 9	$ 12	$ 5	[1]

[1] 5.4