Concentrations (Details 1) - Accounts Receivable [Member] |
Dec. 31, 2015 |
Dec. 31, 2014 |
---|---|---|
Concentration of accounts receivable | 75.70% | 74.30% |
Customer 1 [Member] | ||
Concentration of accounts receivable | 62.70% | 47.60% |
Customer 2 [Member] | ||
Concentration of accounts receivable | 13.00% | 26.70% |