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Goodwill and Other Intangible Assets (Narrative) (Details) - Measurement Input, Discount Rate [Member] - Valuation Technique, Discounted Cash Flow [Member] | Dec. 31, 2020
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Olefins [Member] |
Goodwill [Line Items] |
Alternative Investment, Measurement Input | 0.090
Vinyls [Member] | Minimum [Member] |
Goodwill [Line Items] |
Alternative Investment, Measurement Input | 0.078
Vinyls [Member] | Maximum [Member] |
Goodwill [Line Items] |
Alternative Investment, Measurement Input | 0.108

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- Definition Value of input used to measure alternative investment. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + 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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- Details
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