Discontinued Operations (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2016
Discontinued Operations and Disposal Groups [Abstract]
Net sales	$ 386	$ 743
Cost of products sold	367	710
Gross profit	19	33
Selling and administrative expenses	8	11
Operating profit	11	22
Income tax expense	(4)	(8)
Income from discontinued operations	$ 7	$ 14