XML 28 R13.htm IDEA: XBRL DOCUMENT v3.19.3
Concentrations (Tables)
9 Months Ended
Sep. 30, 2019
Risks and Uncertainties [Abstract]  
Summary of accounts receivable and revenue concentrations

   Accounts Receivable
As of September 30,
   Total Revenue
for the three months
ended September 30,
   Total Revenue
for the nine months
ended September 30,
 
   2019   2018   2019   2018   2019   2018 
Customer #1   58%   68%   17%   11%   18%   11%
Customer #2   24%   17%   -    -    -    - 
Customer #3   16%   -    16%   12%   11%   12%
Customer #4   -    -    29%   28%   29%   24%
Customer #5   -    9%   17%   18%   16%   16%
Customer #6   -    -    -    -    -    10%
Total concentration   98%   94%   79%   69%   74%   73%