Condensed Consolidated Statements of Operations - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Net sales	$ 914	$ 819	$ 2,696	$ 2,680
Cost of sales	797	701	2,312	2,357
Gross profit	117	118	384	323
Selling, general and administrative expense	75	69	227	235
Gain on dispositions	0	0	0	(240)
Asset impairments (see Note 5)	13	0	13	0
Business realignment costs (income)	10	(3)	27	42
Other operating expense, net	1	7	4	6
Operating income	18	45	113	280
Interest expense, net	82	76	247	235
(Gain) loss on extinguishment of debt	0	3	(3)	47
Other non-operating (income) expense, net	(3)	2	(4)	1
(Loss) income before income tax and earnings from unconsolidated entities	(61)	(30)	(133)	91
Income tax expense	9	16	16	40
(Loss) income before (losses) earnings from unconsolidated entities	(70)	(46)	(149)	51
(Losses) earnings from unconsolidated entities, net of taxes	0	(1)	3	8
Net (loss) income	$ (70)	$ (47)	$ (146)	$ 59