Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013	Jun. 30, 2013
Current assets:
Cash and cash equivalents	$ 133,928	$ 160,463	$ 113,195
Trade accounts receivable, net	447,685	333,041	448,579
Inventories	748,227	515,570	721,005
Prepaid expenses and other current assets	61,374	73,374	63,600
Total current assets	1,391,214	1,082,448	1,346,379
Property, plant and equipment, net	1,103,030	1,118,443	1,051,675
Goodwill	649,479	651,049	508,835
Other intangible assets, net	222,328	229,166	167,652
Other assets, net	274,847	239,976	134,564
Assets, Total	3,640,898	3,321,082	3,209,105
Current liabilities:
Revolving loans and current portion of long-term debt	463,112	146,174	619,469
Trade accounts payable	307,113	352,192	271,498
Accrued payroll and related costs	60,407	53,879	61,808
Accrued liabilities	71,960	68,011	60,379
Total current liabilities	902,592	620,256	1,013,154
Long-term debt	1,554,360	1,557,662	1,258,765
Other liabilities	426,288	429,321	389,288
Stockholders’ equity:
Common stock	876	876	876
Paid-in capital	218,145	212,822	208,517
Retained earnings	1,225,877	1,169,754	1,087,361
Accumulated other comprehensive loss	(44,413)	(38,119)	(119,882)
Treasury stock	(642,827)	(631,490)	(628,974)
Total stockholders’ equity	757,658	713,843	547,898
Liabilities and Equity, Total	$ 3,640,898	$ 3,321,082	$ 3,209,105