Balance Sheet Components (Property and Equipment and Accumulated Depreciation) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 786,800	$ 641,218
Less: Accumulated depreciation	(368,519)	(321,814)
Property and equipment, net	$ 418,281	319,404
Produced content, amortization period, tranche two (in years)	2 years
Maximum
Property, Plant and Equipment [Line Items]
Estimated Useful Lives	30 years
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 282,028	229,848
Information technology
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 224,296	223,850
Estimated Useful Lives	3 years
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 63,667	49,217
Furniture and fixtures | Minimum
Property, Plant and Equipment [Line Items]
Estimated Useful Lives	3 years
Furniture and fixtures | Maximum
Property, Plant and Equipment [Line Items]
Estimated Useful Lives	15 years
Buildings
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 73,468	40,681
Estimated Useful Lives	30 years
Corporate aircraft
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 62,560	30,039
Estimated Useful Lives	8 years
DVD operations equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 53,416	59,316
Estimated Useful Lives	5 years
Machinery and equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 1,692	0
Estimated Useful Lives	3 years
Land
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 6,125	0
Capital work-in-progress
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 19,548	$ 8,267