Note 2 - Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Revenue	$ 950	$ 803	$ 2,599	$ 2,417
Sales Channel, Directly to Consumer [Member]
Revenue	558	547	1,665	1,664
Sales Channel, Through Intermediary [Member]
Revenue	392	256	934	753
Core Advertising [Member]
Revenue	365	363	1,110	1,099
Political Advertising [Member]
Revenue	173	26	247	46
Advertising [Member]
Revenue	538	389	1,357	1,145
Retransmission Consent [Member]
Revenue	369	378	1,121	1,167
Production Companies [Member]
Revenue	26	20	68	54
Service, Other [Member]
Revenue	$ 17	$ 16	$ 53	$ 51