Summarized Financial Information of Unconsolidated Affiliate Level 4 (Details) - HAI Results of Operation - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
HAI Summarized Financial Information [Line Items]
Net sales	$ 37	$ 45	$ 120	$ 139
Gross Profit	14	11	47	34
Pre-tax income	7	7	26	22
Net Income	$ 7	$ 7	$ 25	$ 22