Variable Interest Entities (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Revenues, income from continuing operations before income taxes and net cash provided by operating activities for our variable interest entities
Revenue	$ 474	$ 526	$ 1,462	$ 1,666
Income before income taxes	(36)	(9)	(45)	3
Net cash provided by operating activities			0	(36)
Consolidated VIE's
Revenues, income from continuing operations before income taxes and net cash provided by operating activities for our variable interest entities
Revenue	29	24	79	71
Income before income taxes	5	2	11	7
Net cash provided by operating activities	$ 5	$ 4	$ 12	$ 10
Pacific Iron Products
Identification of variable interest entities through investments and transactions
Variable interest entity ownership percentage			50.00%
Viance
Identification of variable interest entities through investments and transactions
Variable interest entity ownership percentage			50.00%

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.

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Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly).

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