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RELATED PERSON TRANSACTIONS - Sinclair, Inc. (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Related person transactions
Revenue	$ 3,134	$ 3,928	$ 6,134
Prepaid expenses and other current assets	189	182
Related Party \| Local media
Related person transactions
Revenue	52	39
Sinclair Broadcast Group, LLC
Related person transactions
Revenue	2,978	3,928	$ 6,134
Prepaid expenses and other current assets	139	182
Sinclair Broadcast Group, LLC \| Related Party \| Local media
Related person transactions
Revenue	55	$ 39
Sinclair Broadcast Group, LLC \| Sinclair, Inc. \| Related Party
Related person transactions
Prepaid expenses and other current assets	3
Sinclair Broadcast Group, LLC \| Sinclair, Inc. \| Related Party \| Cash payments to Sinclair
Related person transactions
Amounts of transaction	554
Sinclair Broadcast Group, LLC \| Sinclair, Inc. \| Related Party \| Cash payments from Sinclair
Related person transactions
Amounts of transaction	72
Sinclair Broadcast Group, LLC \| Sinclair, Inc. \| Related Party \| Local media
Related person transactions
Revenue	5
Expenses	$ 6