Property and Equipment (Property, Plant, Equipment) (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Property, Plant and Equipment [Line Items]
Property and equipment	$ 562,945	$ 546,940
Accumulated depreciation and amortization	(403,708)	(344,906)
Property and equipment, net	159,237	202,034
Program, service and test equipment
Property, Plant and Equipment [Line Items]
Property and equipment	336,803	314,234
Satellite equipment
Property, Plant and Equipment [Line Items]
Property and equipment	40,536	40,051
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment	11,750	12,490
Transmission equipment
Property, Plant and Equipment [Line Items]
Property and equipment	$ 29,924	30,169
Estimated Useful  Lives	5 years
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment	$ 143,932	$ 149,996
Minimum | Program, service and test equipment
Property, Plant and Equipment [Line Items]
Estimated Useful  Lives	2 years
Minimum | Furniture and fixtures
Property, Plant and Equipment [Line Items]
Estimated Useful  Lives	3 years
Maximum | Program, service and test equipment
Property, Plant and Equipment [Line Items]
Estimated Useful  Lives	5 years
Maximum | Furniture and fixtures
Property, Plant and Equipment [Line Items]
Estimated Useful  Lives	8 years