Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Operating activities:
Net (loss) income	$ (9,748)	$ (1,760)	$ (5,640)
Adjustments to reconcile net loss to net cash from (used in) operating activities:
Depreciation and amortization	25,867	20,472	20,649
Amortization of deferred gain	(1,619)	(503)	(890)
Amortization of deferred financing costs and debt discount	6,232	1,662	685
Loss on sale of fixed assets	354	120	391
Unrealized loss on debt conversion option	15,597	3,991	0
Unrealized losses on commodity hedges	163	2,331	0
Equity in earnings of joint venture	(7,224)	(11,727)	(5,585)
Dividends from joint venture	4,729	3,117	1,260
Deferred tax (benefit) provision	(1,284)	(3,333)	(11,386)
Share-based compensation expense	2,277	4,349	2,411
Excess tax benefits from share-based payment arrangements	(90)	(301)	(219)
Increase (decrease) from changes in, net of acquisition:
Accounts receivable	44,570	(26,446)	(22,521)
Inventories	(29,340)	(39,435)	39,686
Prepaid expenses and other current assets	(2,397)	(3,408)	(1,718)
Other assets	(480)	188	399
Prepaid pension costs	(2,863)	(2,412)	(1,530)
Accounts payable	(42,560)	9,910	(1,866)
Accrued payroll and employee benefits	(2,974)	(2,470)	5,827
Income taxes payable and receivable	454	(820)	11,536
Accrued liabilities	4,514	(184)	1,586
Postretirement benefit obligations and other liabilities	1,173	371	1,287
Net cash from (used in) operating activities	5,351	(46,288)	34,362
Investing activities:
Acquisition/Investment of businesses, net of cash acquired	(6,472)	(174,244)	0
Capital expenditures	(11,121)	(11,744)	(7,572)
Proceeds from sale of fixed assets	153	226	4
Insurance proceeds	0	573	125
Net cash used in investing activities	(17,440)	(185,189)	(7,443)
Financing activities:
Short-term (repayments) borrowings, net	(27)	653	(13,720)
Net (repayments) borrowings on previously existing revolving lines of credit	0	(26,403)	2,324
Proceeds from long-term debt, including new revolving credit facility	767,090	320,476	0
Repayments of long-term debt, including new revolving credit facility	(762,887)	(53,212)	(7,754)
Payment of debt issue costs	(1,503)	(16,633)	0
Exercise of stock options	146	356	566
Excess tax benefits from share-based payment arrangements	90	301	219
Net cash from (used in) financing activities	2,909	225,538	(18,365)
Effect of exchange rate changes on cash and cash equivalents	263	(253)	(149)
Net (decrease) increase in cash and cash equivalents	(8,917)	(6,192)	8,405
Cash and cash equivalents—beginning of year	30,524	36,716	28,311
Cash and cash equivalents—end of year	$ 21,607	$ 30,524	$ 36,716