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Segments - Narrative (Details)
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
USD ($)
Segment
Customer
Jun. 30, 2015
Dec. 31, 2015
Customer
Segment Reporting Information [Line Items]          
Number of reportable segments | Segment     2    
Customer Concentration Risk | Sales Revenue, Net          
Segment Reporting Information [Line Items]          
Percentage of product revenue contributed by customer 14.00% 42.00%   42.00%  
Number of customer represented     0    
Customer Concentration Risk | Accounts Receivable          
Segment Reporting Information [Line Items]          
Number of customer represented | Customer     0   1
Intersegment Elimination          
Segment Reporting Information [Line Items]          
Inter-segment sales     $ 0    
Inter-segment allocation of interest expense     $ 0