Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenue (less agency commissions)	$ 868	$ 547	$ 1,695	$ 1,091
Operating expenses before depreciation, amortization and gain on disposal of assets, net:
Depreciation			63	50
Amortization of intangible assets			104	53
Operating expenses	650	439	1,313	882
Operating income	218	108	382	209
Other expense:
Miscellaneous expense, net	0	(7)	(2)	(6)
Interest expense	(81)	(47)	(160)	(95)
Income before income taxes	137	54	220	108
Income tax expense	38	15	59	30
Net income	99	39	161	78
Preferred stock dividends	13	13	26	26
Net income attributable to common stockholders	$ 86	$ 26	$ 135	$ 52
Basic per share information:
Net income attributable to common stockholders (in dollars per share)	$ 0.92	$ 0.27	$ 1.45	$ 0.55
Weighted-average shares outstanding (in shares)	93	95	93	94
Diluted per share information:
Net income attributable to common stockholders (in dollars per share)	$ 0.91	$ 0.27	$ 1.44	$ 0.55
Weighted-average shares outstanding (in shares)	94	95	94	95
Dividends declared per common share (in dollars per share)	$ 0.08	$ 0.08	$ 0.16	$ 0.16
Broadcasting, Segment [Member]
Revenue (less agency commissions)	$ 855	$ 537	$ 1,659	$ 1,067
Operating expenses before depreciation, amortization and gain on disposal of assets, net:
Cost of goods and services sold	528	354	1,058	715
Operating expenses			1,212	805
Operating income			447	262
Other expense:
Interest expense			0	0
Production Companies, Segment [Member]
Revenue (less agency commissions)	13	10	36	24
Operating expenses before depreciation, amortization and gain on disposal of assets, net:
Cost of goods and services sold	14	9	40	26
Operating expenses			46	32
Operating income			(10)	(8)
Other expense:
Interest expense			0	0
Other Segments [Member]
Revenue (less agency commissions)			0	0
Operating expenses before depreciation, amortization and gain on disposal of assets, net:
Corporate and administrative	25	25	53	43
Depreciation	31	25	63	50
Amortization of intangible assets	52	27	104	53
Gain on disposal of assets, net	$ 0	$ (1)	(5)	(5)
Operating expenses			55	45
Operating income			(55)	(45)
Other expense:
Interest expense			$ (160)	$ (95)