Note 2 - Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Revenue	$ 909	$ 601	$ 2,604	$ 1,692
Sales Channel, Directly to Consumer [Member]
Revenue	528	402	1,616	1,117
Sales Channel, Through Intermediary [Member]
Revenue	381	199	988	575
Core Advertising [Member]
Revenue	359	292	1,090	831
Political Advertising [Member]
Revenue	144	9	260	24
Advertising [Member]
Revenue	503	301	1,350	855
Retransmission Consent [Member]
Revenue	368	266	1,143	755
Production Companies [Member]
Revenue	20	20	56	44
Service, Other [Member]
Revenue	$ 18	$ 14	$ 55	$ 38