Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Operating activities:
Net income	$ 4,749	$ 14,861	$ 19,174	$ 5,359
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	11,773	10,073	34,170	30,897
Loss on asset sales and disposals	481	127	514	294
Change in accounts receivable	732	(6,023)	(10,147)	(6,497)
Change in inventories	3,722	(3,006)	(14,770)	(25,097)
Change in accounts payable	318	(7,499)	(5,999)	(12,087)
Accrued interest and amortization of discounts and finance fees	7,266	8,186	7,876	532
Call premium on senior notes			1,350	23,602
Write-off of finance fee & discounts on senior notes and ABL			1,168	10,975
Pension & non-pension postretirement benefits	3,118	1,241	8,322	(81,338)
Restructuring charges	(797)	0	2,858	0
Accrued liabilities & prepaid expenses	3,533	9,770	(13,052)	7,742
Income taxes	(2,106)	(921)	(6,285)	(1,041)
Share-based compensation expense	990	601	3,299	2,466
Other operating activities	988	479	2,994	563
Net cash provided by (used in) operating activities	34,767	27,889	31,472	(43,630)
Investing activities:
Additions to property, plant and equipment	(10,381)	(5,412)	(30,152)	(17,244)
Proceeds from asset sales and other	73	131	81	550
Net cash (used in) investing activities	(10,308)	(5,281)	(30,071)	(16,694)
Financing activities:
Borrowings on ABL credit facility	12,400	0	42,800	0
Repayments on ABL credit facility	(22,200)	0	(42,800)	0
Other repayments	(4,397)	(9,551)	(4,511)	(19,513)
Other borrowings	6,094	1,234	6,094	1,234
Proceeds from (payments on) 6.875% senior notes			(45,000)	450,000
Payments on 10% senior notes			0	(360,000)
Call premium on senior notes			(1,350)	(23,602)
Stock options exercised	2,059	253	5,107	293
Debt issuance costs and other	0	(880)	0	(13,034)
Net cash provided by (used in) financing activities	(6,044)	(8,944)	(39,660)	35,378
Effect of exchange rate fluctuations on cash	507	106	517	2
Increase (decrease) in cash	18,922	13,770	(37,742)	(24,944)
Cash at beginning of period	10,544	19,577	67,208	58,291
Cash at end of period	29,466	33,347	29,466	33,347
Supplemental disclosure of cash flows information:
Cash paid during the period for interest	271	376	16,119	28,601
Cash paid during the period for income taxes	$ 2,280	$ 875	$ 10,095	$ 2,066