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Concentrations - Significant Customers with Concentration of Accounts Receivable Representing Ten Percent (10%) or Greater of Accounts Receivable (Details) - Accounts Receivable [Member] - Customer Concentration Risk [Member]
9 Months Ended 12 Months Ended
Sep. 30, 2019
Dec. 31, 2018
Concentration Risk [Line Items]    
Concentration risk, percentage 16.24% 21.74%
Customer 1 - Related Party [Member]    
Concentration Risk [Line Items]    
Concentration risk, percentage 11.12% 6.71%
Customer 2 [Member]    
Concentration Risk [Line Items]    
Concentration risk, percentage 5.12% 15.03%