Condensed Consolidated Statement of Stockholders' Equity (Unaudited) - USD ($) $ in Millions	Common Stock [Member] Common Class A [Member]	Common Stock [Member]	Retained Earnings [Member]	Treasury Stock [Member] Common Class A [Member]	Treasury Stock [Member]	AOCI Attributable to Parent [Member]	Total
Balance (in shares)	8,569,149	89,298,943		(1,840,114)	(7,276,443)
Balance (in shares) at Dec. 31, 2018	8,569,149	89,298,943		(1,840,114)	(7,276,443)
Balance at Dec. 31, 2018	$ 27	$ 907	$ 372	$ (26)	$ (72)	$ (21)	$ 1,187
Net income	0	0	(18)	0	0	0	(18)
Preferred stock dividends	$ 0	$ 0	(13)	$ 0	$ 0	0	(13)
Acquisitions of television businesses and licenses (in shares)	0	11,499,945		0	0
Acquisitions of television businesses and licenses	$ 0	$ 170	0	$ 0	$ 0	0	170
401(k) Plan (in shares)	0	196,509		0	0
401(k) Plan	$ 0	$ 4	0	$ 0	$ 0	0	4
Restricted stock awards (in shares)	199,810	677,602		(47,653)	(123,167)
Restricted stock awards	$ 0	$ 0	0	$ 0	$ (3)	0	(3)
Stock-based compensation	0	2	0	0	0	0	2
Adoption of ASU 2018-02	$ 0	$ 0	2	$ 0	$ 0	(2)	0
Balance (in shares)	8,768,959	101,672,999		(1,887,767)	(7,399,610)
Balance (in shares) at Mar. 31, 2019	8,768,959	101,672,999		(1,887,767)	(7,399,610)
Balance at Mar. 31, 2019	$ 27	$ 1,083	343	$ (26)	$ (75)	(23)	1,329
Balance (in shares) at Dec. 31, 2018	8,569,149	89,298,943		(1,840,114)	(7,276,443)
Balance at Dec. 31, 2018	$ 27	$ 907	372	$ (26)	$ (72)	(21)	1,187
Net income							26
Balance (in shares)	8,768,959	101,714,180		(1,887,767)	(7,428,814)
Balance (in shares) at Jun. 30, 2019	8,768,959	101,714,180		(1,887,767)	(7,428,814)
Balance at Jun. 30, 2019	$ 27	$ 1,086	377	$ (26)	$ (75)	(26)	1,363
Balance (in shares)	8,768,959	101,672,999		(1,887,767)	(7,399,610)
Balance (in shares) at Mar. 31, 2019	8,768,959	101,672,999		(1,887,767)	(7,399,610)
Balance at Mar. 31, 2019	$ 27	$ 1,083	343	$ (26)	$ (75)	(23)	1,329
Net income	0	0	44	0	0	0	44
Preferred stock dividends	$ 0	$ 0	(13)	$ 0	$ 0	0	(13)
Restricted stock awards (in shares)	0	41,181		0	(29,204)
Restricted stock awards	$ 0	$ 0	0	$ 0	$ 0	0	0
Stock-based compensation	0	3	0	0	0	0	3
Adoption of ASU 2018-02	$ 0	$ 0	3	$ 0	$ 0	(3)	0
Balance (in shares)	8,768,959	101,714,180		(1,887,767)	(7,428,814)
Balance (in shares) at Jun. 30, 2019	8,768,959	101,714,180		(1,887,767)	(7,428,814)
Balance at Jun. 30, 2019	$ 27	$ 1,086	377	$ (26)	$ (75)	(26)	1,363
Balance (in shares)	8,768,959	101,714,180		(1,887,767)	(7,428,814)
Balance (in shares)	8,768,959	101,746,860		(1,887,767)	(9,088,498)
Balance (in shares) at Dec. 31, 2019	8,768,959	101,746,860		(1,887,767)	(9,088,498)
Balance at Dec. 31, 2019	$ 31	$ 1,093	504	$ (26)	$ (107)	(31)	1,464
Net income	0	0	53	0	0	0	53
Preferred stock dividends	$ 0	$ 0	(13)	$ 0	$ 0	0	(13)
401(k) Plan (in shares)	0	430,899		0	0
401(k) Plan	$ 0	$ 4	0	$ 0	$ 0	0	4
Restricted stock awards (in shares)	166,814	248,543		0	(118,550)
Restricted stock awards	$ 0	$ 0	0	$ 0	$ (2)	0	(2)
Stock-based compensation	$ 0	$ 4	0	$ 0	$ 0	0	4
2007 Long Term Incentive Plan - stock options exercised (in shares)	0	274,746		0	(154,935)
2007 Long Term Incentive Plan - stock options exercised	$ 0	$ 0	0	$ 0	$ (2)	0	(2)
Forfeiture of restricted stock awards (in shares)	0	(85,630)		0	0
Forfeiture of restricted stock awards	$ 0	$ 0	0	$ 0	$ 0	0	0
Repurchase of common stock (in shares)	0	0		0	(500,923)
Repurchase of common stock	$ 0	$ 0	0	$ 0	$ (6)	0	(6)
Balance (in shares)	8,935,773	102,615,418		(1,887,767)	(9,862,906)
Balance (in shares) at Mar. 31, 2020	8,935,773	102,615,418		(1,887,767)	(9,862,906)
Balance at Mar. 31, 2020	$ 31	$ 1,101	544	$ (26)	$ (117)	(31)	1,502
Balance (in shares) at Dec. 31, 2019	8,768,959	101,746,860		(1,887,767)	(9,088,498)
Balance at Dec. 31, 2019	$ 31	$ 1,093	504	$ (26)	$ (107)	(31)	1,464
Net income							64
Balance (in shares)	8,935,773	103,068,640		(1,887,767)	(13,328,021)
Balance (in shares) at Jun. 30, 2020	8,935,773	103,068,640		(1,887,767)	(13,328,021)
Balance at Jun. 30, 2020	$ 31	$ 1,104	542	$ (26)	$ (162)	(31)	1,458
Balance (in shares)	8,935,773	102,615,418		(1,887,767)	(9,862,906)
Balance (in shares) at Mar. 31, 2020	8,935,773	102,615,418		(1,887,767)	(9,862,906)
Balance at Mar. 31, 2020	$ 31	$ 1,101	544	$ (26)	$ (117)	(31)	1,502
Net income	0	0	11	0	0	0	11
Preferred stock dividends	$ 0	$ 0	(13)	$ 0	$ 0	0	(13)
Restricted stock awards (in shares)	0	78,722		0	(17,296)
Restricted stock awards	$ 0	$ 0	0	$ 0	$ 0	0	0
Stock-based compensation	$ 0	$ 3	0	$ 0	$ 0	0	3
Repurchase of common stock (in shares)	0	0		0	(3,335,255)
Repurchase of common stock	$ 0	$ 0	0	$ 0	$ (43)	0	(43)
Balance (in shares)	8,935,773	103,068,640		(1,887,767)	(13,328,021)
Vesting of restricted stock units (in shares)	0	374,500		0	(112,564)
Vesting of restricted stock units	$ 0	$ 0	0	$ 0	$ (2)	0	(2)
Balance (in shares) at Jun. 30, 2020	8,935,773	103,068,640		(1,887,767)	(13,328,021)
Balance at Jun. 30, 2020	$ 31	$ 1,104	$ 542	$ (26)	$ (162)	$ (31)	$ 1,458
Balance (in shares)	8,935,773	103,068,640		(1,887,767)	(13,328,021)