Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Operating activities:
Net income (loss)	$ (86,217)	$ 12,322
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	33,616	36,669
Loss on asset sales and disposals	224	165
Change in accounts receivable	(2,000)	(3,714)
Change in inventories	(25,944)	(12,949)
Change in accounts payable	3,283	(6,669)
Accrued interest and amortization of discounts and finance fees	929	(1,510)
Goodwill impairment	79,700	0
Pension & non-pension post-retirement benefits, net	3,007	(1,653)
Accrued liabilities & prepaid expenses	8,716	15,174
Income taxes	(1,942)	2,344
Share-based compensation expense	2,930	4,334
Other operating activities	(94)	308
Net cash provided by operating activities	16,208	44,821
Investing activities:
Additions to property, plant and equipment	(39,140)	(23,523)
Net cash used in investing activities	(39,140)	(23,523)
Financing activities:
Borrowings on ABL credit facility	21,004	6,000
Repayments on ABL credit facility	(12,277)	(6,000)
Other repayments	(632)	(350)
Other borrowings	0	339
Repayments on Term Loan B	(18,300)	(18,300)
Stock options exercised	466	1,153
Taxes paid on distribution of equity awards	(623)	(862)
Dividends	(7,762)	(7,551)
Treasury shares purchased	0	(2,000)
Other financing activities	888	0
Net cash used in financing activities	(17,236)	(27,571)
Effect of exchange rate fluctuations on cash	731	(101)
Decrease in cash	(39,437)	(6,374)
Cash & cash equivalents at beginning of period	61,011	49,044
Cash & cash equivalents at end of period	21,574	42,670
Supplemental disclosure of cash flow information:
Cash paid during the period for interest	13,949	16,927
Cash paid during the period for income taxes	$ 2,609	$ 5,576