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Concentrations - Significant Customers with Individual Percentage of Total Revenues Equaling Ten Percent (10%) or Greater (Details) - Revenues [Member] - Customer Concentration Risk [Member]
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Concentration Risk [Line Items]    
Concentration risk, percentage 22.50% 11.80%
Customer 1 [Member]    
Concentration Risk [Line Items]    
Concentration risk, percentage 11.50% 11.80%
Customer 2 [Member]    
Concentration Risk [Line Items]    
Concentration risk, percentage 11.00% 0.00%