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9. Agreements (Details Narrative) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Commitments and Contingencies Disclosure [Abstract]        
Marketing costs $ 700 $ 700 $ 1,300 $ 1,400