Condensed Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Net sales	$ 776,647	$ 825,847	$ 1,501,978	$ 1,587,837
Cost of sales	638,240	716,307	1,260,851	1,401,559
Selling, general and administrative	41,481	54,955	90,882	109,346
Transaction costs	11,661	2,753	59,640	8,672
Depreciation	12,951	13,089	28,886	26,588
Amortization	2,342	2,342	4,684	4,683
Equity in losses (earnings) of investees	(176)	(332)	(183)	(332)
Operating income (loss)	70,148	36,733	57,218	37,321
Interest income	638	641	1,302	1,305
Interest expense	(9,381)	(15,299)	(18,566)	(30,767)
Loss on debt extinguishment	0	0	(36,212)	(521)
Other income (expense), net	(953)	(242)	(1,555)	(4,136)
Income (loss) before income taxes	60,452	21,833	2,187	3,202
Income tax benefit (expense)	(864)	(3,997)	(7,225)	(9,969)
Net income (loss)	$ 59,588	$ 17,836	$ (5,038)	$ (6,767)