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11. Related Party Transactions (Details Narrative) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Dec. 31, 2018
Eric McAfee and McAfee Capital          
Related party debt $ 400   $ 400   $ 400
Related party transaction 1 $ 13 22 $ 38  
Various Board Members          
Related party debt 1,200   1,200   $ 1,100
Related party transaction $ 96 $ 87 $ 294 $ 264