CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS EQUITY (Unaudited) - USD ($)	Total	Common Stock	Premium on Common Stock and Other Capital Surplus	Accumulated Other Comprehensive Loss	Retained Earnings (Accumulated Deficit)	Less — Common Stock Held as Treasury Stock, at Cost	Tenneco Inc.	Noncontrolling Interests
Beginning balance at Dec. 31, 2015		$ 1,000,000	$ 3,081,000,000	$ (665,000,000)	$ (1,456,000,000)	$ 536,000,000		$ 39,000,000
Beginning balance (in shares) at Dec. 31, 2015		65,067,132				7,473,325
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issued pursuant to benefit plans (shares)		346,394
Restricted shares forfeited (shares)		(32,192)
Stock options exercised (shares)		205,166
Premium on common stock issued pursuant to benefit plans			12,000,000
Other Comprehensive Income (Loss)	$ 9,000,000			10,000,000			$ 10,000,000	(1,000,000)
Net income attributable to Tenneco Inc.	139,000,000				139,000,000		139,000,000
Cash dividends declared	(0.00)				0
Purchase of common stock through stock repurchase program (shares)						1,132,805
Purchase of common stock through stock repurchase program						$ 57,000,000
Net income								13,000,000
Other comprehensive loss	(1,000,000)							(1,000,000)
Dividends declared								0
Ending balance (in shares) at Jun. 30, 2016		65,586,500				8,606,130
Ending balance at Jun. 30, 2016	580,000,000	$ 1,000,000	3,093,000,000	(655,000,000)	(1,317,000,000)	$ 593,000,000	529,000,000	51,000,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other Comprehensive Income (Loss)	(19,000,000)						(17,000,000)	(2,000,000)
Net income attributable to Tenneco Inc.	82,000,000						82,000,000
Cash dividends declared	(0.00)
Ending balance (in shares) at Jun. 30, 2016		65,586,500				8,606,130
Ending balance at Jun. 30, 2016	580,000,000	$ 1,000,000	3,093,000,000	(655,000,000)	(1,317,000,000)	$ 593,000,000	529,000,000	51,000,000
Beginning balance at Dec. 31, 2016	$ 620,000,000	$ 1,000,000	3,098,000,000	(665,000,000)	(1,100,000,000)	$ 761,000,000		47,000,000
Beginning balance (in shares) at Dec. 31, 2016		65,891,930				11,655,938
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock options exercised (shares)	164,863
Beginning balance at Dec. 31, 2016	$ 620,000,000	$ 1,000,000	3,098,000,000	(665,000,000)	(1,100,000,000)	$ 761,000,000		47,000,000
Beginning balance (in shares) at Dec. 31, 2016		65,891,930				11,655,938
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issued pursuant to benefit plans (shares)		35,502
Restricted shares forfeited (shares)		(104,668)
Stock options exercised (shares)		168,105
Premium on common stock issued pursuant to benefit plans			8,000,000
Other Comprehensive Income (Loss)	67,000,000			64,000,000			64,000,000	3,000,000
Net income attributable to Tenneco Inc.	56,000,000				56,000,000
Cash dividends declared	(0.50)				(26,000,000)
Purchase of common stock through stock repurchase program (shares)						1,023,800
Purchase of common stock through stock repurchase program						$ 60,000,000
Net income								14,000,000
Other comprehensive loss	1,000,000							1,000,000
Dividends declared								(20,000,000)
Ending balance (in shares) at Jun. 30, 2017		65,990,869				12,679,738
Ending balance at Jun. 30, 2017	$ 657,000,000	$ 1,000,000	3,106,000,000	(601,000,000)	(1,070,000,000)	$ 821,000,000	615,000,000	42,000,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock options exercised (shares)	3,242
Other Comprehensive Income (Loss)	$ 38,000,000						36,000,000	2,000,000
Net income attributable to Tenneco Inc.	(3,000,000)
Cash dividends declared	(0.25)
Ending balance (in shares) at Jun. 30, 2017		65,990,869				12,679,738
Ending balance at Jun. 30, 2017	$ 657,000,000	$ 1,000,000	$ 3,106,000,000	$ (601,000,000)	$ (1,070,000,000)	$ 821,000,000	$ 615,000,000	$ 42,000,000