Summary of Significant Accounting Policies - Property, Plant and Equipment Useful Life (Details)	12 Months Ended
	Dec. 31, 2016
Buildings and improvements | Maximum
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Estimated Useful Lives	P40Y
Property, plant and equipment, useful life	40 years
Buildings and improvements | Minimum
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Estimated Useful Lives	P5Y
Property, plant and equipment, useful life	5 years
Machinery, satellite hubs and equipment, and video-on-demand units | Maximum
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Estimated Useful Lives	P10Y
Property, plant and equipment, useful life	10 years
Machinery, satellite hubs and equipment, and video-on-demand units | Minimum
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Estimated Useful Lives	4
Property, plant and equipment, useful life	4 years
Office and computer equipment | Maximum
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Estimated Useful Lives	P7Y
Property, plant and equipment, useful life	7 years
Office and computer equipment | Minimum
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Estimated Useful Lives	P3Y
Property, plant and equipment, useful life	3 years
Motor vehicles
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Estimated Useful Lives	P5Y
Property, plant and equipment, useful life	5 years