Revenue from Contracts with Customers (Tables)

12 Months Ended

Dec. 31, 2025

Revenue from Contracts with Customers [Abstract]

Disaggregation of Revenue by Product Line

The following table disaggregates our revenue by major source (product line) for the years ended December 31, 2025, 2024, and 2023:

	Year Ended December 31,
(in millions of dollars)		2025		2024		2023
Net Sales
Household & Personal Care	$	512.8	$	530.0	$	517.6
Specialty Additives		584.9		610.2		642.6
Consumer & Specialties Segment		1,097.7		1,140.2		1,160.2
High-Temperature Technologies		704.7		713.2		720.9
Environmental & Infrastructure		270.2		265.1		288.8
Engineered Solutions Segment		974.9		978.3		1,009.7
Total net sales	$	2,072.6	$	2,118.5	$	2,169.9