Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash flows from operating activities
Net loss	$ (28,223)	$ (2,373)
Adjustments to reconcile net loss to net cash provided by operating activities
Depreciation and amortization	11,516	11,313
Asset impairment (insurance recoveries), net	16,619	2,018
Stock-based compensation	570	387
(Gain) loss on disposition of assets, net	(46)	3,220
Deferred income taxes	(42)	(2,540)
Amortization of deferred financing costs	204	203
Bad debt expense (recovery)	16
Bad debt expense (recovery)		(45)
Changes in operating assets and liabilities
Accounts receivable	8,925	(105)
Inventories	(27)	(45)
Prepaid expenses and other assets	(462)	843
Accounts payable and accrued liabilities	(5,959)	(5,271)
Net cash provided by operating activities	3,091	7,605
Cash flows from investing activities
Purchases of property, plant and equipment	(9,139)	(10,832)
Proceeds from the sale of assets	628	536
Proceeds from insurance claims	0	1,000
Collection of principal on note receivable	145	0
Net cash used in investing activities	(8,366)	(9,296)
Cash flows from financing activities
Common stock issuance costs	0	(177)
Purchase of treasury stock	(66)	0
RSUs withheld for taxes	(26)	0
Payments for finance lease obligations	(1,086)	(216)
Net cash provided by financing activities	9,822	1,993
Net increase in cash and cash equivalents	4,547	302
Cash and cash equivalents
Beginning of period	5,206	12,247
End of period	9,753	12,549
Supplemental disclosure of cash flow information
Cash paid during the period for interest	3,541	3,514
Supplemental disclosure of non-cash investing and financing activities
Change in property, plant and equipment purchases in accounts payable	(5,285)	(1,753)
Additions to property, plant and equipment through finance leases	55	520
Extinguishment of finance lease obligations from sale of assets classified as finance leases	(204)	0
Transfer of assets from held and used to held for sale	0	(2,285)
Revolving Credit Facility
Cash flows from financing activities
Borrowings under Revolving Credit Facility	11,038	2,403
Repayments under Revolving Credit Facility	(38)	0
Financing costs paid	0	(12)
Term Loan Facility
Cash flows from financing activities
Financing costs paid	$ 0	$ (5)