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Segments and Major Customers (Details 2) - Customer Concentration Risk - Sales, net
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Customer A    
Concentration Risk [Line Items]    
Revenue from major customer as a percentage of total revenue 17.00% 21.00%
Customer B    
Concentration Risk [Line Items]    
Revenue from major customer as a percentage of total revenue 13.00% 22.00%
Customer C    
Concentration Risk [Line Items]    
Revenue from major customer as a percentage of total revenue 14.00% 13.00%