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Revenue from Contracts with Customers - Summary of Geographic Disaggregation of Net Sales (Detail) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | $ 562,226 | $ 719,185 | $ 1,793,637 | $ 2,146,094
Surfactants [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 373,836 | 474,861 | 1,233,351 | 1,428,211
Polymers [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 169,559 | 214,807 | 495,200 | 640,771
Specialty Products [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 18,831 | 29,517 | 65,086 | 77,112
North America [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 329,888 | 425,919 | 1,045,921 | 1,245,448
North America [Member] | Surfactants [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 223,912 | 272,557 | 732,530 | 824,095
North America [Member] | Polymers [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 90,521 | 128,992 | 259,839 | 357,303
North America [Member] | Specialty Products [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 15,455 | 24,370 | 53,552 | 64,050
Europe [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 130,146 | 167,180 | 433,007 | 533,248
Europe [Member] | Surfactants [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 60,126 | 86,344 | 219,988 | 269,952
Europe [Member] | Polymers [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 66,752 | 76,022 | 201,705 | 251,229
Europe [Member] | Specialty Products [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 3,268 | 4,814 | 11,314 | 12,067
Latin America [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 76,989 | 99,727 | 237,474 | 286,179
Latin America [Member] | Surfactants [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 76,469 | 98,313 | 235,784 | 281,734
Latin America [Member] | Polymers [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 412 | 1,081 | 1,470 | 3,450
Latin America [Member] | Specialty Products [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 108 | 333 | 220 | 995
Asia [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 25,203 | 26,359 | 77,235 | 81,219
Asia [Member] | Surfactants [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 13,329 | 17,647 | 45,049 | 52,430
Asia [Member] | Polymers [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | $ 11,874 | $ 8,712 | $ 32,186 | $ 28,789

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