Note 3 - Acquisitions and Divestitures - Acquisitions (Details) - USD ($) $ in Millions	May 01, 2023	Apr. 01, 2022	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Goodwill			$ 2,643	$ 2,663	$ 2,649
Goodwill			2,643	$ 2,663	2,649
Atlanta Telemundo Transaction [Member]
Property and equipment	$ 2	$ 1
Payments to Acquire Businesses, Gross	6	31
Accounts receivable, net		1
Goodwill		10
Accounts receivable, net		1
Goodwill		10
Atlanta Telemundo Transaction [Member] | Broadcast Licenses [Member]
Intangible assets	$ 4	1
Atlanta Telemundo Transaction [Member] | Network Affiliation [Member]
Intangible assets		14
Atlanta Telemundo Transaction [Member] | Other Intangible Assets [Member]
Intangible assets		$ 4
Meredith Acquisition [Member]
Accounts receivable, net			146
Goodwill			1,016
Cash			1
Accounts receivable, net			146
Other current assets			15
Property and equipment			235
Operating lease right of use asset			15
Goodwill			1,016
Broadcast licenses			1,516
Other intangible assets			455
Other non-current assets			3
Other current liabilities			(104)
Deferred income taxes			(477)
Operating lease liabilities			(15)
Other non-current liabilities			(3)
Total			2,803
Quincy Acquisition [Member]
Accounts receivable, net			23
Goodwill			190
Cash			4
Accounts receivable, net			23
Other current assets			5
Property and equipment			74
Operating lease right of use asset			1
Goodwill			190
Broadcast licenses			245
Other intangible assets			85
Other non-current assets			0
Other current liabilities			(7)
Deferred income taxes			(66)
Operating lease liabilities			(1)
Other non-current liabilities			0
Total			553		$ 553
Third Rail Acquisition [Member]
Accounts receivable, net			0
Goodwill			4
Cash			0
Accounts receivable, net			0
Other current assets			0
Property and equipment			24
Operating lease right of use asset			0
Goodwill			4
Broadcast licenses			0
Other intangible assets			0
Other non-current assets			0
Other current liabilities			(1)
Deferred income taxes			0
Operating lease liabilities			0
Other non-current liabilities			0
Total			27
The2021 Acquisitions [Member]
Accounts receivable, net			169
Goodwill			1,210
Cash			5
Accounts receivable, net			169
Other current assets			20
Property and equipment			333
Operating lease right of use asset			16
Goodwill			1,210
Broadcast licenses			1,761
Other intangible assets			540
Other non-current assets			3
Other current liabilities			(112)
Deferred income taxes			(543)
Operating lease liabilities			(16)
Other non-current liabilities			(3)
Total			$ 3,383