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Geographic Information - Narrative (Details) - segment
6 Months Ended 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Jun. 30, 2015
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Segment Reporting Information [Line Items]            
Number of business segments     2 1    
Sales Revenue, Net            
Segment Reporting Information [Line Items]            
Concentration risk percentage       100.00% 100.00% 100.00%
Customer A | Sales Revenue, Net            
Segment Reporting Information [Line Items]            
Concentration risk percentage       17.00% 19.00% 11.00%
Customer A | Accounts Receivable            
Segment Reporting Information [Line Items]            
Concentration risk percentage 11.00% 15.00%        
Customer B | Sales Revenue, Net            
Segment Reporting Information [Line Items]            
Concentration risk percentage       12.00% 12.00% 12.00%
Customer B | Accounts Receivable            
Segment Reporting Information [Line Items]            
Concentration risk percentage 11.00% 5.00%        
Australia | Sales Revenue, Net            
Segment Reporting Information [Line Items]            
Concentration risk percentage       20.00% 18.00% 13.00%