Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Operating activities:
Net loss	$ (15,094)	$ (16,307)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation	4,114	4,251
Amortization of deferred financing costs and debt discount	4,265	5,394
Loss on sale of property, plant and equipment	26	154
Unrealized foreign currency loss (gain)	881	(748)
Unrealized gain on embedded debt conversion option	(2,010)	0
Noncash interest paid in kind	6,165	7,788
Noncash rent expense	139	414
Noncash compensation expense	579	1,191
Deferred income taxes	(1,560)	(1,836)
Changes in assets and liabilities:
Accounts receivable	19,340	(13,354)
Inventories	(5,630)	3,213
Prepaid expenses and other current assets	915	3,764
Other noncurrent assets	699	(13)
Prepaid pension costs	(1,102)	(377)
Accounts payable	6,957	5,573
Income tax payable and receivable	(459)	(770)
Accrued and other current liabilities	(2,550)	(3,546)
Pension and postretirement benefit obligations and other noncurrent liabilities	263	(89)
Net cash provided by (used in) operating activities	15,938	(5,298)
Investing activities:
Capital expenditures	(1,399)	(2,627)
Proceeds from sale of property, plant and equipment	50	21
Net cash used in investing activities	(1,349)	(2,606)
Financing activities:
Proceeds from long-term debt including credit facilities	19,536	3,500
Repayments of long-term debt including credit facilities	(8,500)	0
(Repayments of) proceeds from short-term borrowings, net	(2,852)	2,528
Principal paid on financing leases	(88)	(301)
Payments of debt restructuring costs	(2,752)	0
Net cash provided by financing activities	5,344	5,727
Effect of exchange rate changes on cash and cash equivalents	8	43
Net change in cash and cash equivalents	19,941	(2,134)
Cash and cash equivalents - beginning of year	6,433	8,668
Cash and cash equivalents - end of period	$ 26,374	$ 6,534