Current report filing

Customer Concentration (Details)

v3.8.0.1
Customer Concentration (Details)
3 Months Ended 12 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Dec. 31, 2017
Customer A [Member] | Total Third-Party Revenues [Member]      
Concentration Risk [Line Items]      
Concentration Risk, Percentage 31.00% 54.00%  
Customer A [Member] | Accounts Receivable from Third-Parties [Member]      
Concentration Risk [Line Items]      
Concentration Risk, Percentage 33.00%   39.00%
Customer B [Member] | Total Third-Party Revenues [Member]      
Concentration Risk [Line Items]      
Concentration Risk, Percentage 25.00% 29.00%  
Customer B [Member] | Accounts Receivable from Third-Parties [Member]      
Concentration Risk [Line Items]      
Concentration Risk, Percentage 19.00%   32.00%
Customer C [Member] | Total Third-Party Revenues [Member]      
Concentration Risk [Line Items]      
Concentration Risk, Percentage 25.00% 0.00%  
Customer C [Member] | Accounts Receivable from Third-Parties [Member]      
Concentration Risk [Line Items]      
Concentration Risk, Percentage 19.00%   26.00%
Customer D [Member] | Total Third-Party Revenues [Member]      
Concentration Risk [Line Items]      
Concentration Risk, Percentage   0.00%  
Customer D [Member] | Accounts Receivable from Third-Parties [Member]      
Concentration Risk [Line Items]      
Concentration Risk, Percentage 26.00%   0.00%