SCHEDULE II — VALUATION AND QUALIFYING ACCOUNTS

12 Months Ended

Dec. 31, 2019

SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]

SCHEDULE II — VALUATION AND QUALIFYING ACCOUNTS

SCHEDULE II

TENNECO INC. AND CONSOLIDATED SUBSIDIARIES

SCHEDULE II — VALUATION AND QUALIFYING ACCOUNTS

			Additions
Description	Balance at Beginning of Year		Charged to Costs and Expenses	Charged to Other Accounts	Deductions	Balance at End of Year
	(Millions)
Allowance for Doubtful Accounts and Notes Receivable Deducted from Assets to Which it Applies:
Year Ended December 31, 2019	$	17	14	—	3	$	28
Year Ended December 31, 2018	$	16	5	—	4	$	17
Year Ended December 31, 2017	$	16	1	—	1	$	16

Description	Balance at Beginning of Year		Provision Charged (Credited) to Expense		Allowance Changes	Other Additions (Deductions) (a)	Balance at End of Year
	(Millions)
Deferred Tax Assets- Valuation Allowance:
Year Ended December 31, 2019	$	554	36		—	172	$	762
Year Ended December 31, 2018	$	163	—		—	391	$	554
Year Ended December 31, 2017	$	145	(1	)	—	19	$	163

^(a) The amount for the year ended December 31, 2019 includes $142 million related to a local valuation adjustment due to an ownership change in a jurisdiction with a valuation allowance. The amount for the year ended December 31, 2018 includes $368 million related to the Federal-Mogul Acquisition and $40 million in valuation allowance remeasurements. Also included in these amounts are changes in foreign currency, primarily attributable to the euro, for the years ended December 31, 2019, 2018, and 2017.