Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Cash flows from operating activities:
Net loss	$ (21,467)	$ (905)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	14,684	13,554
Amortization and write-off of debt issuance costs	480	553
Provision for doubtful accounts	815	676
Gain on sale or disposal of assets or stations	(7,009)	(1,111)
Gain on early extinguishment of debt	(617)	0
Deferred income taxes	1,679	(80)
Stock-based compensation expense	1,126	1,507
Non-cash interest expense on financing liabilities	982	765
Non-cash imputed rental income	(1,187)	(1,152)
Changes in assets and liabilities (excluding acquisitions and dispositions):
Accounts receivable	43,415	16,194
Trade receivable	(352)	(656)
Prepaid expenses and other current assets	(1,504)	(14,811)
Operating leases, net	(337)	1,739
Other assets	(936)	359
Accounts payable and accrued expenses	(7,553)	6,446
Trade payable	432	1,290
Other liabilities	1,007	(46)
Net cash provided by operating activities	23,658	24,322
Cash flows from investing activities:
Proceeds from sale of assets or stations	7,297	748
Proceeds from insurance reimbursement	0	500
Capital expenditures	(7,372)	(5,269)
Net cash used in investing activities	(75)	(4,021)
Cash flows from financing activities:
Repayment of borrowings under term loan	(3,564)	(12,509)
Repayments of borrowings under 6.75% senior notes	(2,069)	0
Treasury stock purchases	(1,511)	0
Payment of contingent consideration	(2,000)	(1,000)
Shares returned in lieu of tax payments	(1,421)	(1,476)
Repayments of financing liabilities	(1,387)	(1,185)
Repayments of finance lease obligations	(181)	(64)
Net cash used in financing activities	(12,133)	(16,234)
Increase in cash and cash equivalents	11,450	4,067
Cash and cash equivalents at beginning of period	107,433	177,028
Cash and cash equivalents at end of period	$ 118,883	$ 181,095