Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Cash Flows from Operating Activities:
Net income	$ 760	$ 5,283
Adjustments to reconcile net income to cash (used in) provided by operating activities:
Depreciation and amortization	7,803	8,409
Impairment of equipment held for sale	0	616
Provision for doubtful accounts and bad debt	1,998	3,200
Noncash amortization of debt financing costs and discount	523	420
Pension plan contribution	(1,461)	(1,475)
Shared-based compensation expense	1,250	1,381
Deferred income taxes	(1,004)	1,258
Noncash gain (loss) on derivative contracts	(1,236)	(467)
Change in other operating items:
Accounts receivable	(26,742)	9,610
Inventories	(8,148)	8,182
Prepaid expenses	(2,275)	(1,680)
Accounts payable	24,950	(2,631)
Other operating activities, net	(290)	5,476
Net cash (used in) provided by operating activities	(3,872)	37,582
Cash Flows from Investing Activities:
Purchases of property, plant and equipment	(7,768)	(4,961)
Proceeds from disposal/sale of property, plant and equipment	254	0
Net cash used in investing activities	(7,514)	(4,961)
Cash Flows from Financing Activities:
Borrowing of Term Loan Facility	175,000	0
Repayment of 7.875% notes	(235,000)	0
Prepayment charge for redemption of 7.875% notes	(1,543)	0
Prepayment of Term Loan Facility discount	(3,500)	0
Payment of debt issuance costs	(4,089)	0
Net cash used in financing activities	(69,132)	0
Effect of Foreign Currency Exchange Rate Changes on Cash	1,960	(430)
Net (Decrease) Increase in Cash	(78,558)	32,191
Cash:
Beginning of period	130,160	92,194
End of period	51,602	124,385
Supplemental Cash Flow Information:
Cash paid for interest	10,531	9,362
Cash paid for income taxes, net	1,352	779
Unpaid purchases of property and equipment included in accounts payable	$ 75	$ 275