Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016	Jun. 30, 2016
Current assets:
Cash and cash equivalents	$ 142,083	$ 24,690	$ 120,467
Trade accounts receivable, net	528,362	288,197	394,811
Inventories	830,887	602,963	806,539
Prepaid expenses and other current assets	68,026	46,328	45,602
Total current assets	1,569,358	962,178	1,367,419
Property, plant and equipment, net	1,452,569	1,156,952	1,165,141
Goodwill	1,160,624	604,714	614,021
Other intangible assets, net	424,437	180,782	188,773
Other assets, net	287,584	244,764	218,821
Assets, Total	4,894,572	3,149,390	3,554,175
Current liabilities:
Revolving loans and current portion of long-term debt	648,850	217,127	569,892
Trade accounts payable	455,457	504,798	365,854
Accrued payroll and related costs	64,573	46,275	48,585
Accrued liabilities	110,325	93,625	93,955
Total current liabilities	1,279,205	861,825	1,078,286
Long-term debt	2,444,912	1,344,456	1,365,205
Deferred income taxes	416,118	298,420	253,427
Other liabilities	211,330	175,274	167,851
Stockholders’ equity:
Common stock	1,751	876	876
Paid-in capital	255,077	249,763	243,515
Retained earnings	1,589,498	1,558,594	1,485,093
Accumulated other comprehensive loss	(185,139)	(223,856)	(202,296)
Treasury stock	(1,118,180)	(1,115,962)	(837,782)
Total stockholders’ equity	543,007	469,415	689,406
Liabilities and Equity, Total	$ 4,894,572	$ 3,149,390	$ 3,554,175