SEGMENT DATA - Segment Financial Information (Details) - USD ($) $ in Millions			3 Months Ended		6 Months Ended
		Mar. 01, 2022	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Segment data
Assets	[1]		$ 6,449		$ 6,449		$ 12,541
Revenue			837	$ 1,612	2,125	$ 3,123
Depreciation of property and equipment and amortization of definite-lived intangibles and other assets			67	147	188	300
Amortization of sports programming rights				829	326	1,381
Amortization of program contract costs			21	22	46	45
Corporate general and administrative expenses			38	36	85	97
Gain on deconsolidation of subsidiary		$ (3,357)	0	0	(3,357)	0
Gain on asset dispositions and other, net of impairment			(4)	(8)	(9)	(22)
Operating income (loss)			107	(178)	3,573	(143)
Interest expense including amortization of debt discount and deferred financing costs			54	160	169	311
Income (loss) from equity method investments			3	2	15	11
Intersegment revenues					25	54
Note receivable			193		193		$ 0
Notes Receivable of Diamond Sports Finance SPV, LLC | Affiliated Entity
Segment data
Note receivable			193		193
Broadcast
Segment data
Intersegment revenues			1	27
Revenue from related parties			10		15
Local sports
Segment data
Revenue from related parties			10		15
Operating Segments | Broadcast
Segment data
Assets			4,620		4,620
Revenue			732	687	1,453	1,352
Depreciation of property and equipment and amortization of definite-lived intangibles and other assets			60	64	120	126
Amortization of sports programming rights				0	0	0
Amortization of program contract costs			18	17	38	38
Corporate general and administrative expenses			33	29	76	84
Gain on deconsolidation of subsidiary					0
Gain on asset dispositions and other, net of impairment			0	(3)	(5)	(17)
Operating income (loss)			118	105	215	168
Interest expense including amortization of debt discount and deferred financing costs			1	1	2	2
Income (loss) from equity method investments			0	0	0	0
Operating Segments | Local sports
Segment data
Assets			0		0
Revenue			0	838	482	1,606
Depreciation of property and equipment and amortization of definite-lived intangibles and other assets			0	78	54	162
Amortization of sports programming rights				829	326	1,381
Amortization of program contract costs			0	0	0	0
Corporate general and administrative expenses			0	3	1	6
Gain on deconsolidation of subsidiary					0
Gain on asset dispositions and other, net of impairment			0	0	0	0
Operating income (loss)			0	(288)	(4)	(329)
Interest expense including amortization of debt discount and deferred financing costs			0	110	72	218
Income (loss) from equity method investments			0	10	10	23
Other & Corporate
Segment data
Assets			1,830		1,830
Revenue			131	120	265	228
Depreciation of property and equipment and amortization of definite-lived intangibles and other assets			8	6	16	14
Amortization of sports programming rights				0	0	0
Amortization of program contract costs			3	5	8	7
Corporate general and administrative expenses			5	4	8	7
Gain on deconsolidation of subsidiary					(3,357)
Gain on asset dispositions and other, net of impairment			(4)	(5)	(4)	(5)
Operating income (loss)			(13)	4	3,359	17
Interest expense including amortization of debt discount and deferred financing costs			56	51	103	96
Income (loss) from equity method investments			3	(8)	5	(12)
Intersegment revenues			22		44
Eliminations
Segment data
Assets			(1)		(1)
Revenue			(26)	(33)	(75)	(63)
Depreciation of property and equipment and amortization of definite-lived intangibles and other assets			(1)	(1)	(2)	(2)
Amortization of sports programming rights				0	0	0
Amortization of program contract costs			0	0	0	0
Corporate general and administrative expenses			0	0	0	0
Gain on deconsolidation of subsidiary					0
Gain on asset dispositions and other, net of impairment			0	0	0	0
Operating income (loss)			2	1	3	1
Interest expense including amortization of debt discount and deferred financing costs			(3)	(2)	(8)	(5)
Income (loss) from equity method investments			$ 0	$ 0	$ 0	$ 0

[1] Our consolidated total assets as of June 30, 2022 and December 31, 2021 include total assets of variable interest entities (VIEs) of $112 million and $217 million, respectively, which can only be used to settle the obligations of the VIEs. Our consolidated total liabilities as of June 30, 2022 and December 31, 2021 include total liabilities of VIEs of $15 million and $62 million, respectively, for which the creditors of the VIEs have no recourse to us. See Note 9. Variable Interest Entities.