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Concentrations - Company Principal Supplier is CPM and Provided 10% or Greater of the Company Goods Purchased (Details) - Supplier Concentration Risk [Member] - Goods Purchased [Member]
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Concentration Risk [Line Items]        
Concentration risk, percentage 100.00% 32.70% 98.10% 15.30%
Supplier 1 [Member]        
Concentration Risk [Line Items]        
Concentration risk, percentage 100.00% 32.70% 98.10% 15.30%