Debt and Other Financing Arrangements - Summary of Long-Term Debt Obligations (Details) $ in Millions	Mar. 31, 2019 USD ($)	Mar. 31, 2019 EUR (€)	Dec. 31, 2018 USD ($)
Debt Instrument [Line Items]
Carrying Amount	$ 5,490		$ 5,413
Less — maturities classified as current	73		73
Total long-term debt	5,417		5,340
Unamortized debt issuance costs	86		90
Unamortized premium	(45)		(49)
Line of Credit \| Revolver Borrowings Due 2023
Debt Instrument [Line Items]
Principal	132		0
Carrying Amount	132		0
Term Loan \| Tenneco Inc. Term Loan A
Debt Instrument [Line Items]
Principal	1,679		1,700
Carrying Amount	$ 1,670		1,691
Stated rate	1.75%	1.75%
Term Loan \| Tenneco Inc. Term Loan B
Debt Instrument [Line Items]
Principal	$ 1,696		1,700
Carrying Amount	$ 1,628		1,629
Stated rate	2.75%	2.75%
Senior Notes \| 5 3/8% Senior Notes due 2024
Debt Instrument [Line Items]
Principal	$ 225	€ 225,000,000	225
Carrying Amount	$ 222		222
Stated rate	5.375%	5.375%
Senior Notes \| 5.000% Senior Notes due 2026
Debt Instrument [Line Items]
Principal	$ 500	€ 500,000,000	500
Carrying Amount	$ 493		493
Stated rate	5.00%	5.00%
Senior Notes \| 4.875% Euro Fixed Rate Notes due 2022
Debt Instrument [Line Items]
Principal	$ 466	€ 415,000,000	476
Carrying Amount	$ 483		496
Stated rate	4.875%	4.875%
Senior Notes \| Euro Floating Rate Notes due 2024
Debt Instrument [Line Items]
Principal	$ 337	€ 300,000,000	344
Carrying Amount	$ 341		349
Stated rate	4.875%	4.875%
Senior Notes \| 5.000% Euro Fixed Rate Notes due 2024
Debt Instrument [Line Items]
Principal	$ 393	€ 350,000,000	401
Carrying Amount	$ 417		427
Stated rate	5.00%	5.00%
Other Debt, primarily foreign instruments
Debt Instrument [Line Items]
Principal	$ 105		108
Carrying Amount	$ 104		$ 106

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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