8. Notes Payable (Details - Notes payable) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Total notes payable	$ 7,119
Less current maturities	(840)	$ (840)
Total long-term portion	6,279	7,119
Term Loan 1 [Member]
Total notes payable	$ 3,339	$ 3,846
Debt maturity date	May 31, 2018
Debt interest rate		3.11%
Term Loan 2 [Member]
Total notes payable	$ 3,780	$ 4,113
Debt maturity date	May 31, 2019
Debt interest rate		3.12%