- Redeemable Non Controlling Interest (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Accounting Policies [Abstract]
Balance January 1	$ 20	$ 15	$ 12
Net income attributable to redeemable noncontrolling interests	23	14	9
Sale of 45 percent equity interest from Tenneco Inc	4	0	0
Capital Contributions	1	0	2
Dividends declared	(13)	(9)	(8)
Balance December 31	$ 35	$ 20	$ 15