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6. Income Taxes (Details Narrative) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Dec. 31, 2016
Income Tax Disclosure [Abstract]      
Net operating loss carryforwards $ 1,300    
Deferred net operating loss carryforwards $ 457    
Effective income tax rate (as a percent) 0.00% 0.00%  
Federal statutory rate (as a percent) 34.00%    
Income tax expense $ 0 $ 0  
Valuation allowance $ 19,200   $ 18,600