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5. Income Taxes (Details Narative) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Dec. 31, 2017
Income tax benefit (expense) $ 106 $ 121  
Net deferred tax assets 3,423   $ 3,317
Federal      
Operating loss carry forwards 6,921    
State      
Operating loss carry forwards $ 13,903