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Business Segmentation and Geographical Distribution (Details Narrative)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2019
USD ($)
Sep. 30, 2018
USD ($)
Sep. 30, 2019
USD ($)
Number
Sep. 30, 2018
USD ($)
Number of business segments | Number     1  
International Sources [Member]        
Revenue from international sources | $ $ 34 $ 152 $ 734 $ 335