Revision of Previously Issued Financial Statements - Comprehensive Income (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Tenneco Inc.
Net Income	$ (3)	$ 82	$ 56	$ 139
Comprehensive Income	33	65	120	149
Noncontrolling Interests
Net Income	18	16	32	31
Comprehensive Income	20	14	35	30
Total
Net Income	15	98	88	170
Other Comprehensive Loss	38	(19)	67	9
Comprehensive Income	53	79	155	179
As Reported
Tenneco Inc.
Net Income		86		143
Noncontrolling Interests
Net Income		17		32
Total
Net Income		103		175
Other Comprehensive Loss		(19)		9
Comprehensive Income		84		184
Adjustment
Tenneco Inc.
Net Income		(4)		(4)
Noncontrolling Interests
Net Income		(1)		(1)
Total
Net Income		(5)		(5)
Other Comprehensive Loss		0		0
Comprehensive Income		(5)		(5)
Tenneco Inc.
Tenneco Inc.
Net Income		82		139
Other Comprehensive Loss		(17)		10
Comprehensive Income		65		149
Total
Other Comprehensive Loss	36	(17)	64	10
Tenneco Inc. | As Reported
Tenneco Inc.
Net Income		86		143
Other Comprehensive Loss		(17)		10
Comprehensive Income		69		153
Tenneco Inc. | Adjustment
Tenneco Inc.
Net Income		(4)		(4)
Other Comprehensive Loss		0		0
Comprehensive Income		(4)		(4)
Noncontrolling Interests
Noncontrolling Interests
Net Income		16		31
Other Comprehensive Loss		(2)		(1)
Comprehensive Income		14		30
Total
Other Comprehensive Loss	$ 2	(2)	$ 3	(1)
Noncontrolling Interests | As Reported
Noncontrolling Interests
Net Income		17		32
Other Comprehensive Loss		(2)		(1)
Comprehensive Income		15		31
Noncontrolling Interests | Adjustment
Noncontrolling Interests
Net Income		(1)		(1)
Other Comprehensive Loss		0		0
Comprehensive Income		$ (1)		$ (1)