Note 1 - Description of Business and Summary of Significant Accounting Policies - Disposal of Assets and Purchase of Property and Equipment (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Proceeds from sale of television stations and other assets	$ 13	$ 60	$ 4
Proceeds from Repack reimbursement (Note 1)	0	0	7
Net book value of assets disposed	(33)	(73)	(9)
Non-cash loss on divestitures	0	1	0
Securitization Facility	0	(9)	0
Total	(20)	(21)	2
Recurring purchases - operations	97	107	170
Assembly Atlanta project	46	240	264
Repack	0	1	2
Total	$ 143	$ 348	$ 436