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Divestitures - Additional Information (Details) - USD ($) $ in Millions |  | 3 Months Ended
--- | --- | ---
Nov. 15, 2018 | Dec. 31, 2018 | Dec. 31, 2017
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Stranded divestitures costs |  | $ 12 | $ 12
Composites Segment and the Intermediates and Solvents Facility [Member] | INEOS Enterprises [Member] |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Transaction value in sale of business | $ 1,100 |  |
Expected net proceeds from sale of business | $ 1,000 |  |

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- Definition Represents the amount of costs that were previously allocated to the Composites segment and Marl facility but have been reclassified to the Unallocated and Other Segment. + References No definition available. + Details
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- Definition Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3179-108585 + Details
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