CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cash flows from operating activities:
Net income	$ 478,197	$ 482,763	$ 286,235
Adjustments to reconcile net income to net cash flows from operating activities:
Depreciation	64,841	66,880	60,525
Amortization of intangible assets	63,011	67,690	50,104
Stock-based compensation	31,515	20,306	20,146
Company stock 401(k) contribution	17,142	16,469	9,558
Amortization of deferred financing costs, debt discounts and premiums	8,323	20,251	12,012
Losses (gains) on assets	0	12,457	(7,402)
Provision for deferred income taxes	9,916	8,533	22,064
Equity loss (income) in unconsolidated investees, net	9,713	(10,397)	(10,149)
Pension contributions, net of income	(19,139)	(10,400)	(19,447)
Changes in operating assets and liabilities, net of acquisitions:
(Increase) decrease in accounts receivable	(88,687)	27,474	(86,245)
Increase (decrease) in accounts payable	14,947	7,245	(29,526)
(Decrease) increase in interest and taxes payable	(53,303)	66,466	(8,284)
Increase in deferred revenue	1,589	1,013	1,007
Changes in other assets and liabilities, net	(36,453)	28,386	(3,125)
Net cash flows from operating activities	501,612	805,136	297,473
Cash flows from investing activities:
Purchase of property and equipment	(63,076)	(45,499)	(88,356)
Reimbursement from spectrum repacking	4,942	13,180	16,974
Payments for acquisitions of businesses and other assets, net of cash acquired	(13,335)	(34,841)	(1,514,183)
Payments for investments	(1,791)	(2,415)	(4,986)
Proceeds from investments	3,701	5,028	4,698
Proceeds from sale of businesses and assets	303	5,026	22,383
Net cash used for investing activities	(69,256)	(59,521)	(1,563,470)
Cash flows from by financing activities:
(Payments of) proceeds from borrowings under revolving credit facilities, net	(189,000)	(548,000)
(Payments of) proceeds from borrowings under revolving credit facilities, net			853,000
Proceeds from borrowings	0	1,550,000	1,100,000
Debt repayments	(137,000)	(1,623,000)	(710,000)
Payments for debt issuance and premiums for early redemption costs	(1,256)	(41,378)	(22,018)
Dividends paid	(78,465)	(76,465)	(60,624)
Other, net	(10,614)	(9,208)	(819)
Proceeds from sale of minority ownership interest in Premion	0	14,000	0
Net cash (used for) provided by financing activities	(416,335)	(734,051)	1,159,539
Increase (decrease ) in cash	16,021	11,564	(106,458)
Balance of cash at beginning of year	40,968	29,404	135,862
Balance of cash at end of year	56,989	40,968	29,404
Supplemental cash flow information:
Cash paid for income taxes, net of refunds	179,164	84,889	84,045
Cash paid for interest	$ 179,803	$ 200,766	$ 186,086