Unaudited Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash flows from operating activities:
Net loss	$ (14,330)	$ (3,932)
Adjustments to reconcile net loss to net cash provided by operating activities:
Dividends on Series B preferred stock classified as interest expense (note 10)	2,434	2,434
Gains on the disposal of assets (net of disposal costs) and from insurance proceeds received for damaged equipment	(3,186)	(36)
Impairment charges	14,103
Stock-based compensation	2
Depreciation and amortization	846	873
Net barter (income) loss	(229)	116
Provision for trade doubtful accounts	210	224
Deferred income taxes	(2,015)	(1,060)
Unearned revenue	767	(7)
Changes in operating assets and liabilities:
Trade receivables	4,724	3,153
Prepaid expenses and other current assets	(337)	278
Other assets	(743)	(492)
Accounts payable and accrued expenses	(830)	(571)
Accrued interest	104
Other liabilities	(69)	(9)
Net cash provided by operating activities	1,451	971
Cash flows from investing activities:
Purchases of property and equipment	(869)	(1,173)
Net proceeds (payments) towards FCC repack assets	147	(98)
Proceeds from the sale of property and equipment	15,004
Insurance proceeds received for damage to equipment	11	36
Net cash provided by (used in) investing activities	14,293	(1,235)
Cash flows from financing activities:
Net increase (decrease) in cash and cash equivalents	15,744	(264)
Cash and cash equivalents at beginning of period	20,856	22,468
Cash and cash equivalents at end of period	36,600	22,204
Supplemental cash flows information:
Interest paid	7,811	7,811
Income tax paid	$ 37	$ 97