Revenue from Contracts with Customers - Summary of Geographic Disaggregation of Net Sales (Detail) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disaggregation Of Revenue [Line Items]
Net sales	[1]	$ 2,773,270	$ 2,345,966	$ 1,869,750
Surfactants [Member]
Disaggregation Of Revenue [Line Items]
Net sales		1,882,745	1,562,795	1,351,686
Polymers [Member]
Disaggregation Of Revenue [Line Items]
Net sales		789,080	713,440	452,277
Specialty Products [Member]
Disaggregation Of Revenue [Line Items]
Net sales		101,445	69,731	65,787
North America [Member]
Disaggregation Of Revenue [Line Items]
Net sales		1,620,735	1,328,312	1,148,996
North America [Member] | Surfactants [Member]
Disaggregation Of Revenue [Line Items]
Net sales		1,099,616	904,469	826,841
North America [Member] | Polymers [Member]
Disaggregation Of Revenue [Line Items]
Net sales		437,312	364,382	265,700
North America [Member] | Specialty Products [Member]
Disaggregation Of Revenue [Line Items]
Net sales		83,807	59,461	56,455
Europe [Member]
Disaggregation Of Revenue [Line Items]
Net sales		673,210	600,024	391,252
Europe [Member] | Surfactants [Member]
Disaggregation Of Revenue [Line Items]
Net sales		349,651	288,735	234,631
Europe [Member] | Polymers [Member]
Disaggregation Of Revenue [Line Items]
Net sales		307,441	302,137	147,289
Europe [Member] | Specialty Products [Member]
Disaggregation Of Revenue [Line Items]
Net sales		16,118	9,152	9,332
Latin America [Member]
Disaggregation Of Revenue [Line Items]
Net sales		369,948	304,542	237,066
Latin America [Member] | Surfactants [Member]
Disaggregation Of Revenue [Line Items]
Net sales		363,799	299,601	234,568
Latin America [Member] | Polymers [Member]
Disaggregation Of Revenue [Line Items]
Net sales		4,629	3,823	2,498
Latin America [Member] | Specialty Products [Member]
Disaggregation Of Revenue [Line Items]
Net sales		1,520	1,118
Asia [Member]
Disaggregation Of Revenue [Line Items]
Net sales		109,377	113,088	92,436
Asia [Member] | Surfactants [Member]
Disaggregation Of Revenue [Line Items]
Net sales		69,679	69,990	55,646
Asia [Member] | Polymers [Member]
Disaggregation Of Revenue [Line Items]
Net sales		$ 39,698	$ 43,098	$ 36,790

[1] Includes net property, plant and equipment, goodwill and other intangible assets.