Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Cash Flows from Operating Activities:
Net income (loss)	$ (947,784)	$ 195,902	$ 122,712
Income from discontinued operations, net of tax	0	0	6,813
Income (loss) from continuing operations, net of tax	(947,784)	195,902	115,899
Adjustments to reconcile net income (loss) from continuing operations to net cash flows from operating activities:
Depreciation and amortization	155,105	160,433	161,922
Impairment of goodwill	952,000	0	0
Losses (gains), net on disposal of property and equipment	2,344	5,866	(30,275)
Gain (loss) on extinguishment of debt	0	(8,589)	15,347
Gain on sale of Triton business	0	0	(81,784)
Losses on stock warrant	0	0	99,118
Programming assets and liabilities	(20,504)	(27,144)	(59,233)
Restructuring impairment charges	14,933	0	7,050
Deferred income taxes	(63,698)	12,915	9,725
Stock and deferred compensation plans	25,631	19,461	25,963
Pension contributions, net of income/expense	(2,107)	(29,196)	(24,707)
Other changes in certain working capital accounts, net	(16,275)	(35,800)	(4,221)
Miscellaneous, net	11,959	17,575	(3,867)
Net cash provided by operating activities from continuing operations	111,604	311,423	230,937
Net cash provided by operating activities from discontinued operations	0	0	6,063
Net operating activities	111,604	311,423	237,000
Cash Flows from Investing Activities:
Acquisitions, net of cash acquired	0	(13,797)	(2,677,755)
Proceeds from sale of Triton Digital, net of cash disposed	0	0	224,990
Additions to property and equipment	(59,627)	(45,792)	(60,744)
Acquisition of intangible assets	0	0	(430)
Purchase of investments	(1,000)	(7,373)	(12,030)
Proceeds from FCC repack	0	2,670	20,062
Miscellaneous, net	21	(2,101)	39,911
Net cash used in investing activities from continuing operations	(60,606)	(66,393)	(2,465,996)
Net cash provided by investing activities from discontinued operations	0	0	10,000
Net investing activities	(60,606)	(66,393)	(2,455,996)
Cash Flows from Financing Activities:
Net borrowings under revolving credit facility	330,000	0	0
Proceeds from issuance of long-term debt	0	0	800,000
Proceeds from issuance of preferred stock	0	0	600,000
Payments on long-term debt	(299,862)	(278,095)	(580,999)
Premium paid on debt extinguishment	0	0	(11,106)
Payments for capitalized preferred stock issuance costs	0	0	(11,526)
Payments on financing costs	0	0	(50,597)
Dividends paid on preferred stock	(48,000)	(48,000)	(45,067)
Tax payments related to shares withheld for vested stock and RSUs	(4,955)	(8,872)	(7,174)
Miscellaneous, net	(10,889)	7,484	(56)
Net cash provided by (used in) financing activities from continuing operations	(33,706)	(327,483)	693,475
Effect of foreign exchange rates on cash, cash equivalents and restricted cash	0	0	(20)
Increase (decrease) in cash, cash equivalents and restricted cash	17,292	(82,453)	(1,525,541)
Cash, cash equivalents and restricted cash:
Beginning of year	18,027	100,480	1,626,021
End of year	35,319	18,027	100,480
Supplemental Cash Flow Disclosures
Interest paid	195,832	150,796	126,257
Income taxes paid	$ 31,121	61,744	102,473
Non-cash investing and financing information
Accrued capital expenditures		$ 2,254	$ 4,145