Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	4 Months Ended	5 Months Ended	9 Months Ended
	Sep. 30, 2020	May 31, 2020	Sep. 30, 2019
Cash flows from operating activities:
Net income (loss)	$ (29,887)	$ (104,225)	$ (54,075)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation and amortization	19,935	35,647	68,428
Allowance for doubtful accounts, net of recoveries	(598)	1,209	(90)
Write-off of obsolete inventory	0	0	502
Gain on dispositions of property and equipment, net	(4,289)	(989)	(2,184)
Reorganization items, net	0	18,713	0
Stock-based compensation expense	973	552	2,013
Phantom stock compensation expense	0	0	(99)
Amortization of debt issuance costs and discount	3,194	1,084	2,335
Interest paid in-kind	907	0	0
Loss on extinguishment of debt	0	4,215	0
Impairment	388	17,853	1,378
Deferred income taxes	(1,861)	(546)	1,020
Change in other noncurrent assets	(722)	(800)	3,125
Change in other noncurrent liabilities	83	1,524	(4,163)
Changes in current assets and liabilities:
Receivables	15,647	44,041	(2,126)
Inventory	(2)	1,441	(3,652)
Prepaid expenses and other current assets	1,528	1,121	30
Accounts payable	175	(15,174)	2,346
Deferred revenues	594	(1,219)	(106)
Accrued expenses	(6,802)	(6,692)	(6,044)
Net cash provided by (used in) operating activities	(737)	(2,245)	8,638
Cash flows from investing activities:
Purchases of property and equipment	(2,384)	(10,848)	(40,543)
Proceeds from sale of property and equipment	8,303	1,665	4,778
Proceeds from insurance recoveries	155	22	641
Net cash provided by (used in) investing activities	6,074	(9,161)	(35,124)
Cash flows from financing activities:
Debt repayments	0	(175,000)	0
Proceeds from debt issuance	0	195,187	0
Proceeds from DIP Facility	0	4,000	0
Repayment of DIP Facility	0	(4,000)	0
Payments of debt issuance costs	0	(7,625)	0
Purchase of treasury stock	0	(8)	(125)
Net cash provided by (used in) financing activities	0	12,554	(125)
Net increase (decrease) in cash, cash equivalents and restricted cash	5,337	1,148	(26,611)
Beginning cash, cash equivalents, and restricted cash	26,765	25,617	54,564
Ending cash, cash equivalents, and restricted cash	32,102	26,765	27,953
Supplementary disclosure:
Interest Paid	1,010	8,105	32,773
Income tax paid	809	893	3,103
Reorganization items paid	13,678	14,947	0
Change in capital expenditure accruals	$ (141)	$ (1,924)	$ (4,267)