Consolidated Statement Of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Net sales	$ 1,840	$ 1,546	$ 3,541	$ 2,995
Costs and expenses
Cost of sales	1,564	1,313	3,002	2,563
Selling, general and administrative expenses	133	106	254	204
Amortization of intangibles	3	2	5	4
Restructuring charges, net	10	5	12	6
Other income (expense), net		5	(9)	3
Income before interest and income taxes	130	125	259	221
Loss on extinguishment of debt	(6)	(17)	(6)	(17)
Interest income	2	2	5	5
Interest expense	27	30	54	57
Income before income taxes	99	80	204	152
Income tax expense	31	29	61	53
Equity in earnings of affiliates	5	4	10	4
Net income	73	55	153	103
Less: Noncontrolling interests net income	5	2	10	5
Less: Redeemable noncontrolling interests net loss	(3)		(3)
Net income attributable to the parent company	$ 71	$ 53	$ 146	$ 98
Net income per share available to common stockholders
Basic	$ 0.48	$ 0.36	$ 1.00	$ 0.66
Diluted	$ 0.47	$ 0.36	$ 0.99	$ 0.66
Weighted-average common shares outstanding - Basic	144.8	146.6	144.7	148.0
Weighted-average common shares outstanding - Diluted	146.2	147.0	146.1	148.4
Cash dividends declared per share	$ 0.06	$ 0.06	$ 0.12	$ 0.12