Segments and Major Customers (Details 1) - Customer Concentration Risk - Accounts Receivable [Member]	Sep. 30, 2017	Dec. 31, 2016
Customer 1 [Member]
Concentration Risk [Line Items]
Customer concentration risk		17.00%
Customer 2 [Member]
Concentration Risk [Line Items]
Customer concentration risk		12.00%
Customer 3 [Member]
Concentration Risk [Line Items]
Customer concentration risk	12.00%	13.00%
Customer 4 [Member]
Concentration Risk [Line Items]
Customer concentration risk	19.00%
Customer 5 [Member]
Concentration Risk [Line Items]
Customer concentration risk	10.00%