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Customer Concentration (Details)
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Customer A [Member] | Total Revenues from External Customers [Member]    
Concentration Risk [Line Items]    
Concentration Risk, Percentage 16.00% 20.00%
Customer A [Member] | Accounts Receivable from External Customers [Member]    
Concentration Risk [Line Items]    
Concentration Risk, Percentage 12.00% 13.00%
Customer B [Member] | Total Revenues from External Customers [Member]    
Concentration Risk [Line Items]    
Concentration Risk, Percentage   12.00%
Customer C [Member] | Total Revenues from External Customers [Member]    
Concentration Risk [Line Items]    
Concentration Risk, Percentage   12.00%
Customer C [Member] | Accounts Receivable from External Customers [Member]    
Concentration Risk [Line Items]    
Concentration Risk, Percentage 15.00% 13.00%
Customer D [Member] | Total Revenues from External Customers [Member]    
Concentration Risk [Line Items]    
Concentration Risk, Percentage   14.00%