Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2014

Earnings Per Share [Abstract]

Summary of Earnings Per Share of Common Stock

Earnings per share of common stock outstanding were computed as follows:

	Three Months Ended September 30, 2014		Three Months Ended September 30, 2013		Nine Months Ended September 30, 2014		Nine Months Ended September 30, 2013
	(Millions Except Share and Per Share Amounts)
Basic earnings per share —
Net income attributable to Tenneco Inc.	$	78	$	12	$	205	$	129
Weighted Average shares of common stock outstanding	60,762,667		60,624,358		60,671,410		60,475,652
Earnings per share of common stock	$	1.29	$	0.19	$	3.39	$	2.13
Diluted earnings per share —
Net income attributable to Tenneco Inc.	$	78	$	12	$	205	$	129
Weighted Average shares of common stock outstanding	60,762,667		60,624,358		60,671,410		60,475,652
Effect of dilutive securities:
Restricted stock	122,865		220,132		135,170		182,378
Stock options	828,319		1,020,885		828,482		925,599
Weighted Average shares of common stock outstanding including dilutive securities	61,713,851		61,865,375		61,635,062		61,583,629
Earnings per share of common stock	$	1.27	$	0.19	$	3.33	$	2.09