Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012	Mar. 31, 2012
Current assets:
Cash and cash equivalents	$ 158,637	$ 465,608	$ 648,479
Trade accounts receivable, net	349,276	326,691	368,199
Inventories	645,770	515,927	687,923
Prepaid expenses and other current assets	64,982	70,261	43,499
Total current assets	1,218,665	1,378,487	1,748,100
Property, plant and equipment, net	1,070,814	1,098,809	1,066,750
Goodwill	507,265	510,836	393,451
Other intangible assets, net	170,122	171,917	96,666
Other assets, net	132,786	133,494	112,861
Assets, Total	3,099,652	3,293,543	3,417,828
Current liabilities:
Revolving loans and current portion of long-term debt	526,059	255,349	331,008
Trade accounts payable	245,165	318,669	261,561
Accrued payroll and related costs	61,325	62,144	62,168
Accrued liabilities	82,614	66,397	68,727
Total current liabilities	915,163	702,559	723,464
Long-term debt	1,257,590	1,415,967	1,580,787
Other liabilities	416,005	421,374	419,437
Stockholders' equity:
Common stock	876	876	876
Paid-in capital	206,243	204,449	199,068
Retained earnings	1,036,896	1,020,543	927,250
Accumulated other comprehensive loss	(118,452)	(109,913)	(99,888)
Treasury stock	(614,669)	(362,312)	(333,166)
Total stockholders' equity	510,894	753,643	694,140
Liabilities and Equity, Total	$ 3,099,652	$ 3,293,543	$ 3,417,828