Segment Information (Tables)

3 Months Ended

Mar. 31, 2016

Segment Reporting [Abstract]

Segment Information

The following table summarizes certain Tenneco Inc. segment information:

	Clean Air Division						Ride Performance Division
	North America		Europe, South America & India		Asia Pacific		North America		Europe, South America & India			Asia Pacific		Other			Reclass & Elims			Total
	(Millions)
At March 31, 2016 and for the Three Months Ended March 31, 2016
Revenues from external customers	$	764	$	483	$	267	$	323	$	237		$	62	$	—		$	—		$	2,136
Intersegment revenues	3		22		—		2		7			12		—			(46		)	—
EBIT, Earnings (loss) before interest expense, income taxes, and noncontrolling interests	62		16		33		42		(4		)	11		(36		)	—			124
Total assets	1,352		806		609		779		530			238		—			34			4,348
At March 31, 2015 and for the Three Months Ended March 31, 2015
Revenues from external customers	684		457		264		331		230			57		—			—			2,023
Intersegment revenues	4		27		—		3		7			12		—			(53		)	—
EBIT, Earnings (loss) before interest expense, income taxes, and noncontrolling interests	54		10		27		35		8			10		(24		)	—			120
Total assets	1,263		812		606		734		480			225		—			31			4,151