XML 46 R35.htm IDEA: XBRL DOCUMENT v3.21.1
Segment Reporting - Segment Reporting (Detail) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Segment Reporting Information [Line Items]    
Net sales $ 339.6 $ 372.3
Gross profit/(loss) 100.8 113.9
Operating income/(loss) 28.2 40.9
Operating Segments [Member] | Fuel Specialties [Member]    
Segment Reporting Information [Line Items]    
Net sales 139.3 147.0
Gross profit/(loss) 44.9 51.2
Operating income/(loss) 23.8 32.1
Operating Segments [Member] | Fuel Specialties [Member] | Refinery and Performance [Member]    
Segment Reporting Information [Line Items]    
Net sales 99.3 108.6
Operating Segments [Member] | Fuel Specialties [Member] | Other [Member]    
Segment Reporting Information [Line Items]    
Net sales 40.0 38.4
Operating Segments [Member] | Performance Chemicals [Member]    
Segment Reporting Information [Line Items]    
Net sales 125.9 113.1
Gross profit/(loss) 31.4 27.6
Operating income/(loss) 18.3 15.6
Operating Segments [Member] | Performance Chemicals [Member] | Personal Care [Member]    
Segment Reporting Information [Line Items]    
Net sales 68.2 63.0
Operating Segments [Member] | Performance Chemicals [Member] | Home Care [Member]    
Segment Reporting Information [Line Items]    
Net sales 23.0 21.6
Operating Segments [Member] | Performance Chemicals [Member] | Other [Member]    
Segment Reporting Information [Line Items]    
Net sales 34.7 28.5
Operating Segments [Member] | Oilfield Services [Member]    
Segment Reporting Information [Line Items]    
Net sales 74.4 112.2
Gross profit/(loss) 24.5 36.2
Operating income/(loss) 1.2 7.2
Operating Segments [Member] | Octane Additives [Member]    
Segment Reporting Information [Line Items]    
Gross profit/(loss) 0.0 (1.1)
Operating income/(loss) 0.0 (1.2)
Corporate, Non-Segment [Member]    
Segment Reporting Information [Line Items]    
Corporate costs $ (15.1) $ (12.8)