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7. Notes Payable (Details - Notes payable) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2017
Dec. 31, 2016
Total notes payable $ 6,489 $ 7,119
Less current maturities (3,292) (840)
Total long-term portion 3,197 6,279
Term Loan 1 [Member]    
Total notes payable $ 2,959 3,339
Debt maturity date May 31, 2018  
Debt interest rate 3.74%  
Term Loan 2 [Member]    
Total notes payable $ 3,530 $ 3,780
Debt maturity date May 31, 2019  
Debt interest rate 3.74%