NOTES PAYABLE AND COMMERCIAL BANK FINANCING - Additional Debt Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Interest expense including amortization of debt discount and deferred financing costs	$ 304	$ 305	$ 296
Amortization of debt issuance costs and discounts	10	10	12
Sinclair Broadcast Group, LLC
Debt Instrument [Line Items]
Interest expense including amortization of debt discount and deferred financing costs	304	305	296
Amortization of debt issuance costs and discounts	$ 10	$ 10	12
Deferred financing costs			$ 23