CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Cash flows from operating activities:
Net Income	$ 104,004	$ 134,287
Adjustments to reconcile net income to net cash flow from operating activities:
Depreciation and amortization	28,631	30,305
Stock-based compensation	3,688	10,495
Company stock 401(k) contribution	5,564	5,338
Gains on assets, net	0	(18,308)
Equity losses from unconsolidated investments, net	237	3,811
Pension expense, net of employer contributions	1,416	(585)
Change in other assets and liabilities, net of acquisitions:
Decrease (increase) in trade receivables	20,615	(120)
Increase in accounts payable	12,100	13,987
(Decrease) increase in interest and taxes payable, net	(1,627)	13,663
Increase in deferred revenue	1,797	2,298
Change in other assets and liabilities, net	(6,038)	1,089
Net cash flow from operating activities	170,387	196,260
Cash flows from investing activities:
Purchase of property and equipment	(2,845)	(5,538)
Reimbursements from spectrum repacking	0	58
Payments for acquisition of assets	(1,150)	0
Purchases of investments	(163)	(2,216)
Proceeds from investments	23	0
Proceeds from sale of assets	13	366
Net cash flow used for investing activities	(4,122)	(7,330)
Cash flows from financing activities:
Payments under revolving credit facilities, net	0	(166,000)
Dividends paid	(21,360)	(21,151)
Other, net	(13,407)	(15,452)
Net cash flow used for financing activities	(34,767)	(202,603)
Increase (decrease) in cash	131,498	(13,673)
Balance of cash, beginning of period	551,681	56,989
Balance of cash, end of period	683,179	43,316
Supplemental cash flow information:
Cash paid (received) for income taxes, net of refunds (payments)	914	(248)
Cash paid for interest	$ 73,862	$ 75,063