Segment Information (Summary of Continuing Operations by Reportable Segment) (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Segment Reporting Information [Line Items]
Revenues, net	$ 636,954,000	$ 681,843,000	$ 2,033,029,000	$ 2,132,025,000
Operating income	120,850,000	150,677,000	399,855,000	478,557,000
Share-based compensation expenses	6,378,000	7,050,000	19,671,000	23,862,000
Depreciation and amortization	28,009,000	29,735,000	79,629,000	79,556,000
Impairment and other charges	5,400,000	0	30,282,000	0
Restructuring and other related charges	10,563,000	0	22,537,000	0
Cloud computing amortization	2,336,000	2,052,000	6,815,000	5,323,000
Majority-owned equity investees AOI	3,732,000	4,791,000	11,019,000	13,733,000
Adjusted operating income (loss)	177,268,000	194,305,000	569,808,000	601,031,000
Operating Segments | Domestic Operations
Segment Reporting Information [Line Items]
Revenues, net	541,198,000	587,389,000	1,734,871,000	1,814,034,000
Operating income	161,627,000	186,609,000	523,645,000	573,943,000
Share-based compensation expenses	3,494,000	3,155,000	10,133,000	10,000,000
Depreciation and amortization	11,536,000	12,141,000	35,053,000	37,716,000
Impairment and other charges	5,400,000		5,400,000
Restructuring and other related charges	(783,000)		3,940,000
Cloud computing amortization	5,000	5,000	15,000	17,000
Majority-owned equity investees AOI	3,732,000	4,791,000	11,019,000	13,733,000
Adjusted operating income (loss)	185,011,000	206,701,000	589,205,000	635,409,000
Operating Segments | International and Other
Segment Reporting Information [Line Items]
Revenues, net	97,598,000	99,270,000	304,974,000	334,892,000
Operating income	7,985,000	8,291,000	10,422,000	39,733,000
Share-based compensation expenses	815,000	537,000	2,500,000	1,758,000
Depreciation and amortization	4,271,000	4,482,000	13,944,000	14,018,000
Impairment and other charges	0		24,882,000
Restructuring and other related charges	(4,000)		1,642,000
Cloud computing amortization	0	0	0	0
Majority-owned equity investees AOI	0	0	0	0
Adjusted operating income (loss)	13,067,000	13,310,000	53,390,000	55,509,000
Corporate / Inter-segment Eliminations
Segment Reporting Information [Line Items]
Revenues, net	(1,842,000)	(4,816,000)	(6,816,000)	(16,901,000)
Operating income	(48,762,000)	(44,223,000)	(134,212,000)	(135,119,000)
Share-based compensation expenses	2,069,000	3,358,000	7,038,000	12,104,000
Depreciation and amortization	12,202,000	13,112,000	30,632,000	27,822,000
Impairment and other charges	0		0
Restructuring and other related charges	11,350,000		16,955,000
Cloud computing amortization	2,331,000	2,047,000	6,800,000	5,306,000
Majority-owned equity investees AOI	0	0	0	0
Adjusted operating income (loss)	(20,810,000)	(25,706,000)	(72,787,000)	(89,887,000)
Corporate / Inter-segment Eliminations | Domestic Operations
Segment Reporting Information [Line Items]
Revenues, net	(1,825,000)	(3,864,000)	(6,451,000)	(14,308,000)
Corporate / Inter-segment Eliminations | International and Other
Segment Reporting Information [Line Items]
Revenues, net	(17,000)	(952,000)	(365,000)	(2,593,000)
Subscription
Segment Reporting Information [Line Items]
Revenues, net	388,308,000	402,103,000	1,183,562,000	1,209,989,000
Subscription | Operating Segments | Domestic Operations
Segment Reporting Information [Line Items]
Revenues, net	332,135,000	349,338,000	1,013,419,000	1,040,110,000
Subscription | Operating Segments | International and Other
Segment Reporting Information [Line Items]
Revenues, net	56,173,000	52,765,000	170,143,000	169,879,000
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	82,224,000	82,101,000	315,945,000	278,085,000
Content licensing and other | Operating Segments | Domestic Operations
Segment Reporting Information [Line Items]
Revenues, net	61,916,000	57,793,000	246,093,000	191,473,000
Content licensing and other | Operating Segments | International and Other
Segment Reporting Information [Line Items]
Revenues, net	22,150,000	29,124,000	76,668,000	103,513,000
Content licensing and other | Corporate / Inter-segment Eliminations
Segment Reporting Information [Line Items]
Revenues, net	(1,842,000)	(4,816,000)	(6,816,000)	(16,901,000)
Distribution and other
Segment Reporting Information [Line Items]
Revenues, net	470,532,000	484,204,000	1,499,507,000	1,488,074,000
Distribution and other | Operating Segments | Domestic Operations
Segment Reporting Information [Line Items]
Revenues, net	394,051,000	407,131,000	1,259,512,000	1,231,583,000
Distribution and other | Operating Segments | International and Other
Segment Reporting Information [Line Items]
Revenues, net	78,323,000	81,889,000	246,811,000	273,392,000
Distribution and other | Corporate / Inter-segment Eliminations
Segment Reporting Information [Line Items]
Revenues, net	(1,842,000)	(4,816,000)	(6,816,000)	(16,901,000)
Advertising
Segment Reporting Information [Line Items]
Revenues, net	166,422,000	197,639,000	533,522,000	643,951,000
Advertising | Operating Segments | Domestic Operations
Segment Reporting Information [Line Items]
Revenues, net	147,147,000	180,258,000	475,359,000	582,451,000
Advertising | Operating Segments | International and Other
Segment Reporting Information [Line Items]
Revenues, net	19,275,000	17,381,000	58,163,000	61,500,000
Advertising | Corporate / Inter-segment Eliminations
Segment Reporting Information [Line Items]
Revenues, net	$ 0	$ 0	$ 0	$ 0