UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Cash flows from operating activities:
Net income (loss)	$ 104,943	$ 42,527
Income from discontinued operations, net of tax	100,038	42,913
Income (loss) from continuing operations	4,905	(386)
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	26,144	23,694
Amortization	421	321
Accretion of asset retirement obligations	184	163
Bad debt expense	448	436
Stock based compensation expense, net of amount capitalized	834	4,169
Deferred income taxes	3,251	(499)
Gain from patronage and investments	(833)	(236)
Changes in assets and liabilities:
Accounts receivable	4,369	278
Current income taxes	(1,305)	(335)
Operating lease right-of-use assets	1,870	(3,621)
Other assets	(6,524)	(2,300)
Accounts payable	560	(359)
Lease liabilities	(2,298)	(1,069)
Other deferrals and accruals	(3,852)	9,047
Net cash provided by operating activities - continuing operations	28,174	29,303
Net cash provided by operating activities - discontinued operations	125,011	99,636
Net cash provided by operating activities	153,185	128,939
Cash flows from investing activities:
Capital expenditures	(79,562)	(52,888)
Cash disbursed for deposit on FCC spectrum leases	0	(1,200)
Proceeds from sale of assets and other	189	264
Net cash used in investing activities - continuing operations	(79,373)	(53,824)
Net cash used in investing activities - discontinued operations	(928)	(13,716)
Net cash used in investing activities	(80,301)	(67,540)
Cash flows from financing activities:
Payments for debt issuance costs	(53)	0
Taxes paid for equity award issuances	(1,627)	(2,182)
Payments for financing arrangements and other	(751)	(95)
Net cash used in financing activities - continuing operations	(2,431)	(2,277)
Net cash used in financing activities - discontinued operations	(17,061)	(17,061)
Net cash used in financing activities	(19,492)	(19,338)
Net increase in cash and cash equivalents	53,392	42,061
Cash and cash equivalents, beginning of period	195,397	101,651
Cash and cash equivalents, end of period	$ 248,789	$ 143,712