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v3.21.2

Segment Reporting - Segment Reporting (Detail) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Segment Reporting Information [Line Items] |  |  |  |
Net sales | $ 354.5 | $ 244.9 | $ 694.1 | $ 617.2
Gross profit/(loss) | 108.3 | 59.1 | 209.1 | 173.0
Restructuring charge | (0.0) | (21.1) | (0.0) | (21.1)
Impairment of intangible assets | (0.0) | (19.8) | (0.0) | (19.8)
Operating income/(loss) | 37.0 | (53.4) | 65.2 | (12.5)
Operating Segments [Member] | Fuel Specialties [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 143.1 | 107.4 | 282.4 | 254.4
Gross profit/(loss) | 50.1 | 25.4 | 95.0 | 76.6
Operating income/(loss) | 28.5 | 4.7 | 52.3 | 36.8
Operating Segments [Member] | Fuel Specialties [Member] | Refinery and Performance [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 94.8 | 74.9 | 194.1 | 183.5
Operating Segments [Member] | Fuel Specialties [Member] | Other [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 48.3 | 32.5 | 88.3 | 70.9
Operating Segments [Member] | Performance Chemicals [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 128.2 | 95.7 | 254.1 | 208.8
Gross profit/(loss) | 31.6 | 24.9 | 63.0 | 52.5
Operating income/(loss) | 17.9 | 12.2 | 36.2 | 27.8
Operating Segments [Member] | Performance Chemicals [Member] | Personal Care [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 73.8 | 49.8 | 142.0 | 112.8
Operating Segments [Member] | Performance Chemicals [Member] | Home Care [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 21.3 | 21.3 | 44.3 | 42.9
Operating Segments [Member] | Performance Chemicals [Member] | Other [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 33.1 | 24.6 | 67.8 | 53.1
Operating Segments [Member] | Oilfield Services [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 83.2 | 41.8 | 157.6 | 154.0
Gross profit/(loss) | 26.6 | 9.9 | 51.1 | 46.1
Operating income/(loss) | 2.2 | (12.4) | 3.4 | (5.2)
Operating Segments [Member] | Octane Additives [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Gross profit/(loss) | 0.0 | (1.1) | 0.0 | (2.2)
Operating income/(loss) | 0.0 | (1.6) | 0.0 | (2.8)
Corporate, Non-Segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Corporate costs | $ (11.6) | $ (15.4) | $ (26.7) | $ (28.2)

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