CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
Assets
Cash and cash equivalents	$ 38,991	$ 88,575
Receivables, net of allowance for doubtful accounts of $4,613 at 2012 and $4,225 at 2011	404,479	256,749
Inventories	336,999	287,554
Prepaid expenses and other	16,760	15,750
Deferred income taxes	16,203	14,989
Total current assets	813,432	663,617
Property, plant and equipment, net	634,800	640,900
Goodwill	216,945	213,608
Intangible assets, net	45,928	46,715
Deferred income taxes	3,847	3,770
Other assets, net	72,408	75,601
Total assets	1,787,360	1,644,211
Liabilities and Stockholders' Equity
Current portion of long-term debt	29,000
Accounts payable	249,783	168,187
Interest payable	9,657	20,931
Income taxes payable	17,909	1,202
Accrued compensation	15,049	19,743
Other accrued liabilities	58,391	68,825
Total current liabilities	379,789	278,888
Long-term debt	497,563	497,464
Lease financing obligation	112,119	109,899
Liability for unrecognized income tax benefits	22,309	23,711
Deferred income taxes	183,384	181,465
Other non-current liabilities	64,090	64,120
Total liabilities	1,259,254	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: 34,240,377 at 2012 and 34,236,402 at 2011	342	342
Additional paid-in capital	481,713	480,530
Accumulated other comprehensive loss, net of tax	(15,205)	(18,151)
Retained earnings	61,256	25,943
Total stockholders' equity	528,106	488,664
Total liabilities and stockholders' equity	$ 1,787,360	$ 1,644,211