Summarized Financial Information of Unconsolidated Affiliate Level 4 (Details) - HAI Results of Operation (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
HAI Summarized Financial Information [Line Items]
Net sales	$ 49	$ 44	$ 94	$ 89
Gross Profit	12	11	23	22
Pre-tax income	8	24	15	31
Net Income	$ 8	$ 23	$ 15	$ 30