Goodwill and Other Intangible Assets - Schedule of Other Finite-lived Intangible Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Carrying amount:
Total carrying amount	$ 1,419,238	$ 1,417,693
Accumulated amortization:
Total accumulated amortization	(563,165)	(469,930)
Net amortizable intangible assets	856,073	947,763
Indefinite-lived intangible assets — FCC licenses	779,415	779,415
Total other intangible assets	1,635,488	1,727,178
Television network affiliation relationships
Carrying amount:
Total carrying amount	1,060,244	1,060,244
Accumulated amortization:
Total accumulated amortization	(330,233)	(276,163)
Customer lists and advertiser relationships
Carrying amount:
Total carrying amount	220,997	220,997
Accumulated amortization:
Total accumulated amortization	(156,310)	(132,161)
Other
Carrying amount:
Total carrying amount	137,997	136,452
Accumulated amortization:
Total accumulated amortization	$ (76,622)	$ (61,606)