Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Operating activities:
Net (loss) income	$ (4,300)	$ 2,703
Adjustments to reconcile net (loss) income to net cash (used in) from operating activities:
Depreciation and amortization	6,613	4,999
Amortization of deferred gain	(62)	(95)
Amortization of deferred financing costs and debt discount	1,512	171
Loss on sale of fixed assets		39
Unrealized loss on debt conversion option	11,340
Unrealized gains on commodity hedges	(434)
Equity in earnings of joint venture	(3,008)	(2,859)
Dividends from joint venture	678	408
Deferred tax benefit	(1,024)	(963)
Share-based compensation expense	1,445	828
Excess tax benefits from share-based payment arrangements		(77)
Increase (decrease) from changes in, net of acquisition:
Accounts receivable	(15,476)	(28,335)
Inventories	(60,734)	(11,127)
Prepaid expenses and other current assets	(4,198)	(3,847)
Other assets	(875)	(235)
Prepaid pension costs	(452)	(458)
Accounts payable	28,983	44,241
Income taxes payable and receivable	5,789	8,216
Accrued liabilities	9,670	(4,346)
Postretirement benefit obligations and other liabilities	173	18
Net cash (used in) from operating activities	(24,360)	9,281
Investing activities:
Capital expenditures	(3,124)	(1,809)
Net cash used in investing activities	(3,124)	(1,809)
Financing activities:
Proceeds from long-term debt, including new revolving credit facility	150,228
Repayments of long-term debt, including new revolving credit facility	(135,405)	(102)
Payment of debt issue costs	(1,313)
Excess tax benefits (deficiencies) from share-based payment arrangements		77
Net cash from (used in) financing activities	13,510	(25)
Effect of exchange rate changes on cash and cash equivalents	4	(334)
Net (decrease) increase in cash and cash equivalents	(13,970)	7,113
Cash and cash equivalents - beginning of year	30,524	36,716
Cash and cash equivalents - end of period	$ 16,554	$ 43,829