Consolidated Statements of Stockholders' Equity - USD ($) $ in Millions	Restricted Stock [Member] Common Stock [Member] Common Class A [Member]	Restricted Stock [Member] Common Stock [Member]	Restricted Stock [Member] Retained Earnings [Member]	Restricted Stock [Member] Treasury Stock [Member] Common Class A [Member]	Restricted Stock [Member] Treasury Stock [Member]	Restricted Stock [Member] AOCI Attributable to Parent [Member]	Restricted Stock [Member]	Restricted Stock Units (RSUs) [Member] Common Stock [Member] Common Class A [Member]	Restricted Stock Units (RSUs) [Member] Common Stock [Member]	Restricted Stock Units (RSUs) [Member] Retained Earnings [Member]	Restricted Stock Units (RSUs) [Member] Treasury Stock [Member] Common Class A [Member]	Restricted Stock Units (RSUs) [Member] Treasury Stock [Member]	Restricted Stock Units (RSUs) [Member] AOCI Attributable to Parent [Member]	Restricted Stock Units (RSUs) [Member]	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) 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	179	0	0	0	179
Preferred stock dividends															0	0	(52)	0	0	0	(52)
Adjustment to pension liability, net of income tax															$ 0	$ 0	0	$ 0	$ 0	(5)	(5)
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	751,463		(47,653)	(152,371)
Restricted stock awards	$ 0	$ 0	$ 0	$ 0	$ (3)	$ 0	$ (3)
Repurchase of common stock (in shares)															0	0		0	(1,659,684)
Repurchase of common stock															$ 0	$ 0	0	$ 0	$ (32)	0	(32)
Stock-based compensation															4	12	0	0	0	0	16
Adoption of ASU 2018-02															$ 0	$ 0	5	$ 0	$ 0	(5)	0
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	410	0	0	0	410
Preferred stock dividends															0	0	(52)	0	0	0	(52)
Adjustment to pension liability, net of income tax															$ 0	$ 0	0	$ 0	$ 0	(8)	(8)
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	359,481		0	(146,716)			0	374,500		0	(112,564)
Restricted stock awards	$ 0	$ 0	0	$ 0	$ (2)	0	(2)	$ 0	$ 0	$ 0	$ 0	$ (2)	$ 0	$ (2)
Repurchase of common stock (in shares)															0	0		0	(5,457,884)
Repurchase of common stock															$ 0	$ 0	0	$ 0	$ (75)	0	(75)
Stock-based compensation															$ 3	$ 13	0	$ 0	$ 0	0	16
Adoption of ASU 2018-02																				0
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
Balance (in shares) at Dec. 31, 2020															8,935,773	103,100,856		(1,887,767)	(14,960,597)
Balance at Dec. 31, 2020															$ 34	$ 1,110	862	$ (26)	$ (188)	(39)	1,753
Net income															0	0	90	0	0	0	90
Preferred stock dividends															0	0	(52)	0	0	0	(52)
Adjustment to pension liability, net of income tax															$ 0	$ 0	0	$ 0	$ 0	12	12
401(k) Plan (in shares)															0	394,044		0	0
401(k) Plan															$ 0	$ 8	0	$ 0	$ 0	0	8
Restricted stock awards (in shares)	488,918	731,374		(110,412)	(267,308)			0	60,050		0	(18,275)
Restricted stock awards	$ 0	$ 0	$ 0	$ (2)	$ (5)	$ 0	$ (7)
Repurchase of common stock (in shares)															0	0		0	(1,501,088)
Repurchase of common stock															$ 0	$ 0	0	$ 0	$ (30)	0	(30)
Stock-based compensation															5	9	0	0	0	0	14
Adoption of ASU 2018-02																				0
Common stock dividends															$ 0	$ 0	(31)	$ 0	$ 0	0	(31)
Balance (in shares) at Dec. 31, 2021															9,424,691	104,286,324		(1,998,179)	(16,747,268)
Balance at Dec. 31, 2021															$ 39	$ 1,127	$ 869	$ (28)	$ (223)	$ (27)	$ 1,757