OTHER ASSETS - Narrative (Details) - USD ($)		12 Months Ended
	May 10, 2023	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Mar. 01, 2022
Schedule of Equity Method Investments [Line Items]
Income from equity method investments		$ 29,000,000	$ 56,000,000	$ 45,000,000
Equity method investments		128,000,000	113,000,000
Investments in equity securities		162,000,000	234,000,000
Unrealized loss on FV-NI and NAV investments		87,000,000	145,000,000	42,000,000
Equity investments without readily determinable fair value		36,000,000	18,000,000
Cumulative impairments			7,000,000
Impairment to carrying amount		6,000,000	0	0
Unfunded commitments related to private equity investment funds		103,000,000	128,000,000
Related Party
Schedule of Equity Method Investments [Line Items]
Equity method investments		22,000,000
A/R Facility | Notes Receivable of Diamond Sports Finance SPV, LLC | Related Party
Schedule of Equity Method Investments [Line Items]
Cash settlement for related party debt	$ 199,000,000
Fair Value Measured at Net Asset Value Per Share
Schedule of Equity Method Investments [Line Items]
Alternative investment		189,000,000	190,000,000
Unfunded commitments related to private equity investment funds		74,000,000	88,000,000
Diamond Sports Intermediate Holdings LLC
Schedule of Equity Method Investments [Line Items]
Fair value of equity method investments					$ 0
Income from equity method investments		0
Equity method investments		0
YES Network
Schedule of Equity Method Investments [Line Items]
Income from equity method investments			10,000,000	41,000,000
Sinclair Broadcast Group, LLC
Schedule of Equity Method Investments [Line Items]
Income from equity method investments		31,000,000	56,000,000	45,000,000
Equity method investments		1,000,000	113,000,000
Investments in equity securities			234,000,000
Unrealized loss on FV-NI and NAV investments		73,000,000	145,000,000	42,000,000
Equity investments without readily determinable fair value			18,000,000
Cumulative impairments			7,000,000
Impairment to carrying amount		6,000,000	0	0
Unfunded commitments related to private equity investment funds			128,000,000
Sinclair Broadcast Group, LLC | A/R Facility | Notes Receivable of Diamond Sports Finance SPV, LLC | Related Party
Schedule of Equity Method Investments [Line Items]
Cash settlement for related party debt	$ 199,000,000
Sinclair Broadcast Group, LLC | Fair Value Measured at Net Asset Value Per Share
Schedule of Equity Method Investments [Line Items]
Alternative investment			190,000,000
Unfunded commitments related to private equity investment funds			88,000,000
Sinclair Broadcast Group, LLC | Diamond Sports Intermediate Holdings LLC
Schedule of Equity Method Investments [Line Items]
Fair value of equity method investments					$ 0
Income from equity method investments		0
Equity method investments		$ 0
Sinclair Broadcast Group, LLC | YES Network
Schedule of Equity Method Investments [Line Items]
Income from equity method investments			$ 10,000,000	$ 41,000,000