Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Cash flows from operating activities:
Net Income	$ 219,686	$ 105,771
Adjustments to reconcile net income to net cash flow from operating activities:
Depreciation and amortization	63,267	67,075
Stock-based compensation	16,172	7,568
Company stock 401(k) contribution	9,384	8,566
Equity loss (income) from unconsolidated investments, net	3,926	(10,936)
Pension contributions, net of income	(8,781)	(5,885)
Change in other assets and liabilities, net of acquisitions:
(Increase) decrease in trade receivables	(37,207)	91,246
Decrease in accounts payable	(20,692)	(13,821)
(Decrease) increase in interest and taxes payable	(52,483)	32,056
Decrease in deferred revenue	(1,015)	(1,123)
Change in other assets and liabilities, net	4,236	33,025
Net cash flow from operating activities	196,493	313,542
Cash flows from investing activities:
Purchase of property and equipment	(27,621)	(24,308)
Reimbursements from spectrum repacking	4,438	9,768
Payments for acquisitions of businesses and other assets, net of cash acquired	(13,341)	(15,841)
Purchases of investments	(408)	(704)
Proceeds from investments	2,418	5,028
Proceeds from sale of assets and businesses	262	5,000
Net cash flow used for investing activities	(34,252)	(21,057)
Cash flows from financing activities:
Payments under revolving credit facilities, net	(99,000)	(68,000)
Proceeds from borrowings	0	1,000,000
Debt repayments	0	(1,010,000)
Payments for debt issuance costs and early redemption fee	0	(29,948)
Proceeds from sale of minority ownership interest in Premion	0	14,000
Dividends paid	(36,426)	(45,776)
Other, net	(10,521)	(9,095)
Net cash flow used for financing activities	(145,947)	(148,819)
Increase in cash	16,294	143,666
Balance of cash, beginning of period	40,968	29,404
Balance of cash, end of period	57,262	173,070
Supplemental cash flow information:
Cash paid for income taxes, net of refunds	117,600	465
Cash paid for interest	$ 91,022	$ 100,074