Consolidated Statements of Operations (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Income Statement [Abstract]
Revenue	$ 753	$ 1,070	$ 2,366	$ 3,099
Operating expenses:
Cost of products	636	857	1,970	2,485
Warehousing, selling and administrative	153	163	467	459
Impairment of goodwill	255		255
Operating profit (loss)	(291)	50	(326)	155
Other income (expense)		(1)	(6)	(1)
Income (loss) before income taxes	(291)	49	(332)	154
Income tax provision (benefit)	(67)	17	(79)	54
Net income (loss)	$ (224)	$ 32	$ (253)	$ 100
Earnings (loss) per share:
Basic earnings (loss) per common share	$ (2.09)	$ 0.30	$ (2.36)	$ 0.93
Diluted earnings (loss) per common share	$ (2.09)	$ 0.30	$ (2.36)	$ 0.93
Weighted-average common shares outstanding, basic	107,188,092	107,061,639	107,160,921	107,055,932
Weighted-average common shares outstanding, diluted	107,188,092	107,625,243	107,160,921	107,548,167