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Segment Reporting - Operating Segment (Detail) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2018 | Mar. 31, 2017
Segment Reporting Information [Line Items] |  |
Net Sales | $ 499,335 | $ 468,269
Surfactants [Member] |  |
Segment Reporting Information [Line Items] |  |
Net Sales | 358,940 | 322,603
Polymers [Member] |  |
Segment Reporting Information [Line Items] |  |
Net Sales | 121,933 | 126,610
Specialty Products [Member] |  |
Segment Reporting Information [Line Items] |  |
Net Sales | $ 18,462 | $ 19,056

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- Definition Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + 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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- Details
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