Balance Sheet Components - Property And Equipment (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 1,212,147	$ 981,226
Less: Accumulated depreciation	(460,206)	(416,005)
Property and equipment, net	751,941	565,221
Land
Property, Plant and Equipment [Line Items]
Property and equipment, gross	13,560	6,125
Buildings
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 41,896	33,141
Estimated Useful Lives	30 years
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 378,345	354,999
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 93,092	87,465
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
Information technology
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 258,875	243,565
Estimated Useful Lives	3 years
Corporate aircraft
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 109,641	108,995
Estimated Useful Lives	8 years
Machinery and equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 43,863	46,415
Machinery and equipment | Minimum
Property, Plant and Equipment [Line Items]
Estimated Useful Lives	3 years
Machinery and equipment | Maximum
Property, Plant and Equipment [Line Items]
Estimated Useful Lives	5 years
Capital work-in-progress
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 272,875	$ 100,521