Segment Information (Summary of Continuing Operations by Reportable Segment) (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Segment Reporting Information [Line Items]
Revenues, net	$ 678,628,000	$ 738,025,000	$ 1,396,075,000	$ 1,450,182,000
Operating income	105,701,000	153,203,000	279,005,000	327,880,000
Share-based compensation expenses	7,648,000	8,683,000	13,293,000	16,812,000
Depreciation and amortization	25,745,000	27,231,000	51,620,000	49,821,000
Impairment and other charges	24,882,000	0	24,882,000	0
Restructuring and other related charges	6,041,000	0	11,974,000	0
Cloud computing amortization	2,249,000	2,364,000	4,479,000	3,271,000
Majority-owned equity investees AOI	4,511,000	4,061,000	7,287,000	8,942,000
Adjusted operating income (loss)	176,777,000	195,542,000	392,540,000	406,726,000
Operating Segments | Domestic Operations
Segment Reporting Information [Line Items]
Revenues, net	581,819,000	621,102,000	1,193,673,000	1,226,645,000
Operating income	162,530,000	188,812,000	362,018,000	387,334,000
Share-based compensation expenses	2,192,000	3,172,000	6,639,000	6,845,000
Depreciation and amortization	11,663,000	13,439,000	23,517,000	25,575,000
Impairment and other charges	0		0
Restructuring and other related charges	3,905,000		4,723,000
Cloud computing amortization	5,000	5,000	10,000	12,000
Majority-owned equity investees AOI	4,511,000	4,061,000	7,287,000	8,942,000
Adjusted operating income (loss)	184,806,000	209,489,000	404,194,000	428,708,000
Operating Segments | International and Other
Segment Reporting Information [Line Items]
Revenues, net	99,304,000	125,771,000	207,376,000	235,622,000
Operating income	(11,705,000)	14,087,000	2,437,000	31,442,000
Share-based compensation expenses	846,000	467,000	1,685,000	1,221,000
Depreciation and amortization	4,902,000	4,633,000	9,673,000	9,536,000
Impairment and other charges	24,882,000		24,882,000
Restructuring and other related charges	261,000		1,646,000
Cloud computing amortization	0	0	0	0
Majority-owned equity investees AOI	0	0	0	0
Adjusted operating income (loss)	19,186,000	19,187,000	40,323,000	42,199,000
Corporate / Inter-segment Eliminations
Segment Reporting Information [Line Items]
Revenues, net	(2,495,000)	(8,848,000)	(4,974,000)	(12,085,000)
Operating income	(45,124,000)	(49,696,000)	(85,450,000)	(90,896,000)
Share-based compensation expenses	4,610,000	5,044,000	4,969,000	8,746,000
Depreciation and amortization	9,180,000	9,159,000	18,430,000	14,710,000
Impairment and other charges	0		0
Restructuring and other related charges	1,875,000		5,605,000
Cloud computing amortization	2,244,000	2,359,000	4,469,000	3,259,000
Majority-owned equity investees AOI	0	0	0	0
Adjusted operating income (loss)	(27,215,000)	(33,134,000)	(51,977,000)	(64,181,000)
Corporate / Inter-segment Eliminations | Domestic Operations
Segment Reporting Information [Line Items]
Revenues, net	(2,412,000)	(7,442,000)	(4,626,000)	(10,444,000)
Corporate / Inter-segment Eliminations | International and Other
Segment Reporting Information [Line Items]
Revenues, net	(83,000)	(1,406,000)	(348,000)	(1,641,000)
Subscription
Segment Reporting Information [Line Items]
Revenues, net	391,034,000	403,726,000	795,254,000	807,886,000
Subscription | Operating Segments | Domestic Operations
Segment Reporting Information [Line Items]
Revenues, net	333,754,000	347,024,000	681,284,000	690,772,000
Subscription | Operating Segments | International and Other
Segment Reporting Information [Line Items]
Revenues, net	57,280,000	56,702,000	113,970,000	117,114,000
Subscription | Corporate / Inter-segment Eliminations
Segment Reporting Information [Line Items]
Revenues, net	0	0	0	0
Content licensing and other
Segment Reporting Information [Line Items]
Revenues, net	100,077,000	110,913,000	233,721,000	195,984,000
Content licensing and other | Operating Segments | Domestic Operations
Segment Reporting Information [Line Items]
Revenues, net	80,914,000	72,426,000	184,177,000	133,680,000
Content licensing and other | Operating Segments | International and Other
Segment Reporting Information [Line Items]
Revenues, net	21,658,000	47,335,000	54,518,000	74,389,000
Content licensing and other | Corporate / Inter-segment Eliminations
Segment Reporting Information [Line Items]
Revenues, net	(2,495,000)	(8,848,000)	(4,974,000)	(12,085,000)
Distribution and other
Segment Reporting Information [Line Items]
Revenues, net	491,111,000	514,639,000	1,028,975,000	1,003,870,000
Distribution and other | Operating Segments | Domestic Operations
Segment Reporting Information [Line Items]
Revenues, net	414,668,000	419,450,000	865,461,000	824,452,000
Distribution and other | Operating Segments | International and Other
Segment Reporting Information [Line Items]
Revenues, net	78,938,000	104,037,000	168,488,000	191,503,000
Distribution and other | Corporate / Inter-segment Eliminations
Segment Reporting Information [Line Items]
Revenues, net	(2,495,000)	(8,848,000)	(4,974,000)	(12,085,000)
Advertising
Segment Reporting Information [Line Items]
Revenues, net	187,517,000	223,386,000	367,100,000	446,312,000
Advertising | Operating Segments | Domestic Operations
Segment Reporting Information [Line Items]
Revenues, net	167,151,000	201,652,000	328,212,000	402,193,000
Advertising | Operating Segments | International and Other
Segment Reporting Information [Line Items]
Revenues, net	20,366,000	21,734,000	38,888,000	44,119,000
Advertising | Corporate / Inter-segment Eliminations
Segment Reporting Information [Line Items]
Revenues, net	$ 0	$ 0	$ 0	$ 0