Summary of Significant Accounting Policies - Estimated Useful Lives of Property and Equipment (Details)	Dec. 31, 2024
Buildings and improvements | Minimum
Property, Plant and Equipment [Line Items]
Useful life of property and equipment	15 years
Buildings and improvements | Maximum
Property, Plant and Equipment [Line Items]
Useful life of property and equipment	45 years
Broadcast transmission towers and related equipment | Minimum
Property, Plant and Equipment [Line Items]
Useful life of property and equipment	15 years
Broadcast transmission towers and related equipment | Maximum
Property, Plant and Equipment [Line Items]
Useful life of property and equipment	35 years
Other broadcast and program production equipment | Minimum
Property, Plant and Equipment [Line Items]
Useful life of property and equipment	3 years
Other broadcast and program production equipment | Maximum
Property, Plant and Equipment [Line Items]
Useful life of property and equipment	15 years
Computer hardware | Minimum
Property, Plant and Equipment [Line Items]
Useful life of property and equipment	3 years
Computer hardware | Maximum
Property, Plant and Equipment [Line Items]
Useful life of property and equipment	5 years
Office and other equipment | Minimum
Property, Plant and Equipment [Line Items]
Useful life of property and equipment	3 years
Office and other equipment | Maximum
Property, Plant and Equipment [Line Items]
Useful life of property and equipment	10 years