CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Assets
Cash and cash equivalents	$ 118,469	$ 88,575
Receivables, net of allowance for doubtful accounts of $4,066 at 2012 and $4,225 at 2011	389,018	256,749
Inventories	297,544	287,554
Prepaid expenses and other	11,092	15,750
Deferred income taxes	17,367	14,989
Total current assets	833,490	663,617
Property, plant and equipment, net	636,832	640,900
Goodwill	218,676	213,608
Intangible assets, net	44,292	46,715
Deferred income taxes	4,145	3,770
Other assets, net	63,596	75,601
Total assets	1,801,031	1,644,211
Liabilities and Stockholders' Equity
Current portion of long-term debt	49,841
Accounts payable	213,433	168,187
Interest payable	9,650	20,931
Income taxes payable	14,832	1,202
Accrued compensation	33,749	19,743
Other accrued liabilities	64,356	68,825
Total current liabilities	385,861	278,888
Long-term debt	447,930	497,464
Lease financing obligation	113,773	109,899
Liability for unrecognized income tax benefits	18,755	23,711
Deferred income taxes	184,280	181,465
Other non-current liabilities	65,332	64,120
Total liabilities	1,215,931	1,155,547
Commitments and contingencies
Stockholders' equity:
Preferred stock-$0.01 par value; 75,000,000 shares authorized; no shares issued
Common stock-$0.01 par value; 100,000,000 shares authorized; issued and outstanding: 34,538,268 at 2012 and 34,236,402 at 2011	345	342
Additional paid-in capital	486,384	480,530
Accumulated other comprehensive loss, net of tax	(10,183)	(18,151)
Retained earnings	108,554	25,943
Total stockholders' equity	585,100	488,664
Total liabilities and stockholders' equity	$ 1,801,031	$ 1,644,211