Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Operating activities:
Net loss	$ (29,838)	$ (28,503)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation	6,035	6,306
Amortization of deferred financing costs and debt discount	5,207	8,511
Loss on sale of property, plant and equipment	101	210
Unrealized foreign currency loss (gain)	682	(223)
Unrealized gain on embedded debt conversion option	(2,010)	0
Noncash interest paid in kind	8,277	11,810
Noncash rent expense	290	204
Noncash compensation expense	778	1,715
Noncash impairment of goodwill	2,676	0
Deferred income taxes	(2,319)	(2,016)
Changes in assets and liabilities:
Accounts receivable	27,926	(8,356)
Inventories	4,679	10,029
Prepaid expenses and other current assets	(39)	5,873
Other noncurrent assets	911	(134)
Prepaid pension costs	(1,671)	(566)
Accounts payable	(1,460)	5,093
Income tax payable and receivable	(512)	(1,805)
Accrued and other current liabilities	(448)	(3,451)
Pension and postretirement benefit obligations and other noncurrent liabilities	572	(111)
Net cash provided by operating activities	19,837	4,586
Investing activities:
Capital expenditures	(2,426)	(3,530)
Proceeds from sale of property, plant and equipment	78	442
Net cash used in investing activities	(2,348)	(3,088)
Financing activities:
Proceeds from long-term debt including credit facilities	19,673	3,500
Repayments of long-term debt including credit facilities	(15,655)	(4,488)
Repayments of short-term borrowings, net	(931)	(1,238)
Principal paid on financing leases	(243)	(454)
Payments of debt restructuring costs	(2,752)	0
Net cash provided by (used in) financing activities	92	(2,680)
Effect of exchange rate changes on cash and cash equivalents	216	13
Net change in cash and cash equivalents	17,797	(1,169)
Cash and cash equivalents - beginning of year	6,433	8,668
Cash and cash equivalents - end of period	$ 24,230	$ 7,499