Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Cash flows from operating activities:
Net Income	$ 238,041	$ 202,280
Adjustments to reconcile net income to net cash flow from operating activities:
Depreciation and amortization	100,274	77,361
Stock-based compensation	12,578	13,887
Company stock 401(k) contribution	13,023	6,486
Gains on sales of assets	0	(11,728)
Equity income from unconsolidated investments, net	(8,407)	(10,922)
Pension contributions, net of expense	(8,144)	(5,543)
Change in other assets and liabilities, net of acquisitions:
Decrease (increase) in trade receivables	73,838	(24,708)
Increase (decrease) in accounts payable	10,636	(15,950)
Increase (decrease) in interest and taxes payable	13,793	(1,815)
Increase in deferred revenue	27,706	1,027
Change in other assets and liabilities, net	42,413	(15,790)
Net cash flow from operating activities	515,751	214,585
Cash flows from investing activities:
Purchase of property and equipment	(30,583)	(51,231)
Reimbursements from spectrum repacking	12,670	13,975
Payments for acquisitions of businesses and other assets, net of cash acquired	(15,841)	(1,507,483)
Payments for investments	(709)	(4,041)
Proceeds from investments	5,028	4,020
Proceeds from sale of assets and businesses	5,023	21,733
Net cash flow used for investing activities	(24,412)	(1,523,027)
Cash flows from financing activities:
(Payments) proceeds under revolving credit facilities, net	(728,000)
(Payments) proceeds under revolving credit facilities, net		223,000
Proceeds from borrowings	1,550,000	1,100,000
Debt repayments	(1,085,000)	(75,000)
Payments for debt issuance costs and early redemption fee	(36,896)	(20,276)
Proceeds from sale of minority ownership interest in Premion	14,000	0
Dividends paid	(61,110)	(45,451)
Other, net	(9,151)	(499)
Net cash flow (used for) provided by financing activities	(356,157)	1,181,774
Increase (decrease) in cash	135,182	(126,668)
Balance of cash, beginning of period	29,404	135,862
Balance of cash, end of period	164,586	9,194
Supplemental cash flow information:
Cash paid for income taxes, net of refunds	39,872	73,457
Cash paid for interest	$ 174,575	$ 117,913