CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Cash flows from operating activities:
Net (loss) income	$ (59,470)	$ 59,635
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization	39,063	40,020
Amortization of right of use assets	7,306	18,025
Amortization of debt issuance costs/discounts	1,988	435
Provision for doubtful accounts	4,902	2,687
Loss (gain) on sale or disposal of assets or stations	7,513	(55,912)
Gain on early extinguishment of debt	0	(381)
Impairment of assets held for sale	0	5,000
Impairment of intangible assets	4,509	0
Deferred income taxes	(20,810)	10,358
Stock-based compensation expense	2,565	3,806
Changes in assets and liabilities:
Accounts receivable	74,430	5,477
Trade receivable	(733)	(1,361)
Prepaid expenses and other current assets	(4,239)	(2,476)
Operating leases	16,894	4,329
Assets held for sale	(4)	29
Other assets	(208)	2,734
Accounts payable and accrued expenses	(13,994)	(8,045)
Trade payable	(113)	250
Other liabilities	2,174	(1,547)
Net cash provided by operating activities	61,773	83,063
Cash flows from investing activities:
Proceeds from sale of assets or stations	78,333	146,519
Capital expenditures	(9,559)	(17,399)
Net cash provided by investing activities	68,774	129,120
Cash flows from financing activities:
Repayment of borrowings under term loan	(52,964)	(1,242,918)
Borrowings under term loan due 2022	60,000	525,000
Proceeds from issuance of 6.75% senior notes	0	500,000
Financing costs	(493)	(12,790)
Shares returned in lieu of tax payments	(1,243)	(1,156)
Transaction costs for financing liability	(3,152)	0
Proceeds from financing liability	205,442	0
Repayments of financing lease obligations	(1,422)	(1,214)
Net cash provided by (used in) financing activities	206,168	(233,078)
Increase (decrease) in cash and cash equivalents and restricted cash	336,715	(20,895)
Cash and cash equivalents and restricted cash at beginning of period	17,007	30,038
Cash and cash equivalents and restricted cash at end of period	$ 353,722	$ 9,143
6.75% Senior Notes
Interest rate	6.75%
6.75% Senior Notes | Senior Notes
Interest rate	6.75%