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Major Customers and Credit Concentration (Details) - Concentration risk [Member]
3 Months Ended
Mar. 31, 2017
customer
Total sales [Member]  
Major Customers and Credit Concentration (Textual)  
Number of customers above risk benchmark 3
Total sales [Member] | Customer one [Member]  
Major Customers and Credit Concentration (Textual)  
Concentration risk 46.00%
Total sales [Member] | Customer two [Member]  
Major Customers and Credit Concentration (Textual)  
Concentration risk 9.00%
Total sales [Member] | Customer three [Member]  
Major Customers and Credit Concentration (Textual)  
Concentration risk 7.00%
Total accounts receivable [Member]  
Major Customers and Credit Concentration (Textual)  
Number of customers above risk benchmark 2
Total accounts receivable [Member] | Customer one [Member]  
Major Customers and Credit Concentration (Textual)  
Concentration risk 58.00%
Total accounts receivable [Member] | Customer two [Member]  
Major Customers and Credit Concentration (Textual)  
Concentration risk 9.00%