Acquisitions -Transfers to Noncontrolling Interest (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Business Combinations [Abstract]
Net income attributable to Tenneco Inc.	$ 54	$ 12	$ 63	$ 54	$ 33	$ 125	$ 87	$ 30	$ 183	$ 275	$ 157
Decrease in equity for purchase of noncontrolling equity interest									(68)	0	(2)
Net income attributable to Tenneco Inc. shareholders less purchase of noncontrolling equity interest									$ 115	$ 275	$ 155