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Segment Reporting and Significant Concentration - Schedule of Percentages of Revenue from Significant Clients (Details) - Customer Concentration Risk - Sales Revenue, Net
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Comcast      
Segment Reporting Information [Line Items]      
Revenue by Major Client, Percentage 24.00% 22.00% 19.00%
DISH      
Segment Reporting Information [Line Items]      
Revenue by Major Client, Percentage 14.00% 15.00% 15.00%
Time Warner      
Segment Reporting Information [Line Items]      
Revenue by Major Client, Percentage 12.00% 11.00% 11.00%