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Revenue from Contracts with Customers - Summary of Geographic Disaggregation of Net Sales (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | [1] | $ 2,345,966 | $ 1,869,750 | $ 1,858,745
Polymers [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales |  | 713,440 | 452,277 | 512,347
Specialty Products [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales |  | 69,731 | 65,787 | 73,675
Surfactants [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales |  | 1,562,795 | 1,351,686 | 1,272,723
North America [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales |  | 1,328,312 | 1,148,996 | 1,142,391
North America [Member] | Polymers [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales |  | 364,382 | 265,700 | 314,549
North America [Member] | Specialty Products [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales |  | 59,461 | 56,455 | 61,501
North America [Member] | Surfactants [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales |  | 904,469 | 826,841 | 766,341
Europe [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales |  | 600,024 | 391,252 | 411,340
Europe [Member] | Polymers [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales |  | 302,137 | 147,289 | 158,455
Europe [Member] | Specialty Products [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales |  | 9,152 | 9,332 | 12,174
Europe [Member] | Surfactants [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales |  | 288,735 | 234,631 | 240,711
Latin America [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales |  | 304,542 | 237,066 | 215,709
Latin America [Member] | Polymers [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales |  | 3,823 | 2,498 | 3,304
Latin America [Member] | Specialty Products [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales |  | 1,118 |  |
Latin America [Member] | Surfactants [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales |  | 299,601 | 234,568 | 212,405
Asia [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales |  | 113,088 | 92,436 | 89,305
Asia [Member] | Polymers [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales |  | 43,098 | 36,790 | 36,039
Asia [Member] | Surfactants [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales |  | $ 69,990 | $ 55,646 | $ 53,266
[1] | Net sales are attributed to countries based on the location of the Company legal entity making the sale.

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- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8906-108599 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 40 -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e9031-108599 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e9038-108599 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8933-108599 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8933-108599 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130543-203045 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8736-108599 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8736-108599 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 42 -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e9054-108599 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130545-203045 Reference 11: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 924 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 11.L) -URI http://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856 + Details
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