Debt and Other Financing Arrangements - Summary of Long-Term Debt Obligations (Details)	Mar. 31, 2020 USD ($)	Mar. 31, 2020 EUR (€)	Dec. 31, 2019 USD ($)
Debt Instrument [Line Items]
Carrying amount	$ 5,840,000,000		$ 5,375,000,000
Less - maturities classified as current	3,000,000		4,000,000
Total long-term debt	5,837,000,000		5,371,000,000
Unamortized debt issuance costs	78,000,000		76,000,000
Unamortized premium	(33,000,000)		(37,000,000)
Line of Credit \| Revolver Borrowings Due 2023
Debt Instrument [Line Items]
Principal	700,000,000		183,000,000
Carrying amount	700,000,000		183,000,000
Term Loan \| Tenneco Inc. Term Loan A
Debt Instrument [Line Items]
Principal	1,594,000,000		1,615,000,000
Carrying amount	$ 1,584,000,000		1,608,000,000
Stated rate	1.75%	1.75%
Term Loan \| Tenneco Inc. Term Loan B
Debt Instrument [Line Items]
Principal	$ 1,679,000,000		1,683,000,000
Carrying amount	$ 1,619,000,000		1,623,000,000
Stated rate	3.00%	3.00%
Senior Notes \| 5 3/8% Senior Notes due 2024
Debt Instrument [Line Items]
Principal	$ 225,000,000	€ 225,000,000	225,000,000
Carrying amount	$ 222,000,000		222,000,000
Stated rate	5.375%	5.375%
Senior Notes \| 5.000% Senior Notes due 2026
Debt Instrument [Line Items]
Principal	$ 500,000,000	€ 500,000,000	500,000,000
Carrying amount	$ 494,000,000		494,000,000
Stated rate	5.00%	5.00%
Senior Notes \| 4.875% Euro Fixed Rate Notes due 2022
Debt Instrument [Line Items]
Principal	$ 458,000,000	€ 415,000,000	465,000,000
Carrying amount	$ 470,000,000		479,000,000
Stated rate	4.875%	4.875%
Senior Notes \| Euro Floating Rate Notes due 2024
Debt Instrument [Line Items]
Principal	$ 331,000,000	€ 300,000,000	336,000,000
Carrying amount	$ 334,000,000		340,000,000
Stated rate	4.875%	4.875%
Senior Notes \| 5.000% Euro Fixed Rate Notes due 2024
Debt Instrument [Line Items]
Principal	$ 386,000,000	€ 350,000,000	392,000,000
Carrying amount	$ 405,000,000		413,000,000
Stated rate	5.00%	5.00%
Other Debt, primarily foreign instruments
Debt Instrument [Line Items]
Principal	$ 12,000,000		14,000,000
Carrying amount	$ 12,000,000		$ 13,000,000

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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