Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Cash flows from operating activities:
Net Income	$ 266,227	$ 219,686
Adjustments to reconcile net income to net cash flow from operating activities:
Depreciation and amortization	60,838	63,267
Stock-based compensation	17,209	16,172
Company stock 401(k) contribution	9,929	9,384
Gains on assets, net	(18,308)	0
Equity loss from unconsolidated investments, net	4,047	3,926
Pension contributions including income, net of expense	(1,070)	(8,781)
Change in other assets and liabilities, net of acquisitions:
Decrease (increase) in trade receivables	25,263	(37,207)
Increase (decrease) in accounts payable	13,385	(20,692)
Increase (decrease) in interest and taxes payable, net	9,615	(52,483)
Increase (decrease) in deferred revenue	1,687	(1,015)
Change in other assets and liabilities, net	2,565	4,236
Net cash flow from operating activities	391,387	196,493
Cash flows from investing activities:
Purchase of property and equipment	(23,094)	(27,621)
Reimbursements from spectrum repacking	163	4,438
Payments for acquisitions of businesses	0	(13,341)
Purchases of investments	(4,706)	(408)
Proceeds from investments	3,451	2,418
Proceeds from sale of assets	367	262
Net cash flow used for investing activities	(23,819)	(34,252)
Cash flows from financing activities:
Payments under revolving credit facilities, net	(166,000)	(99,000)
Dividends paid	(42,331)	(36,426)
Other, net	(15,456)	(10,521)
Net cash flow used for financing activities	(223,787)	(145,947)
Increase in cash	143,781	16,294
Balance of cash, beginning of period	56,989	40,968
Balance of cash, end of period	200,770	57,262
Supplemental cash flow information:
Cash paid for income taxes, net of refunds	79,915	117,600
Cash paid for interest	$ 84,361	$ 91,022