Segment Information - Net Sales and Segment Operating Profit (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | |||||||
|---|---|---|---|---|---|---|---|---|---|
Apr. 01, 2026 |
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
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| Segment Reporting, Profit (Loss) | |||||||||
| Segment EBITDA | $ 114.7 | $ 121.7 | $ 337.6 | $ 336.4 | |||||
| Interest expense, net | (13.5) | (18.4) | (43.6) | (56.4) | |||||
| (Provision) benefit for income taxes on continuing operations | (17.8) | (21.4) | (35.5) | (34.7) | |||||
| Depreciation and amortization | (20.9) | (27.7) | (65.6) | (77.4) | |||||
| Gain on sale of business | [1] | 59.6 | 0.0 | ||||||
| Restructuring and other income (charges), net | (0.2) | (1.0) | (2.4) | (10.1) | |||||
| Goodwill impairment charge | 0.0 | 0.0 | 0.0 | (183.8) | |||||
| Long-lived asset impairment charge | 0.0 | 0.0 | (32.1) | [1] | 0.0 | [1] | |||
| Gain (loss) on strategic investment | 0.0 | 0.0 | 0.0 | (2.5) | |||||
| Impairment of license agreement | 0.0 | 0.0 | (2.8) | 0.0 | |||||
| Proxy contest charges | 0.0 | 0.0 | 0.0 | (8.2) | |||||
| Portfolio realignment costs | (1.5) | (1.1) | (7.6) | (1.1) | |||||
| Litigation charge | 0.0 | 0.0 | |||||||
| Corporate and other | (6.7) | (7.8) | (23.1) | (24.0) | |||||
| Indirect costs allocated to Divestiture | 0.0 | (3.5) | 0.0 | (9.7) | |||||
| Net income (loss) from continuing operations | 51.1 | 40.8 | 114.3 | (71.5) | |||||
| BASF Lawsuit | |||||||||
| Segment Reporting, Profit (Loss) | |||||||||
| Litigation charge | $ (16.2) | 0.0 | (16.2) | ||||||
| Performance Materials | |||||||||
| Segment Reporting, Profit (Loss) | |||||||||
| Segment EBITDA | 83.4 | 83.8 | 261.5 | 248.3 | |||||
| Pavement Technologies | |||||||||
| Segment Reporting, Profit (Loss) | |||||||||
| Segment EBITDA | 19.6 | 26.9 | 45.6 | 61.5 | |||||
| Gain on sale of business | (3.0) | 0.0 | 5.6 | 0.0 | |||||
| Advanced Polymer Technologies | |||||||||
| Segment Reporting, Profit (Loss) | |||||||||
| Segment EBITDA | $ 11.7 | $ 11.0 | $ 30.5 | $ 26.6 | |||||
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- Definition Depreciation and Amortization Adjusted No definition available.
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- Definition Earnings Before Interest Tax Depreciation And Amortization No definition available.
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- Definition Gain (Loss) on Sale of Strategic Investment No definition available.
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- Definition Goodwill, Impairment Loss Adjusted No definition available.
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- Definition Indirect Costs Allocated To Divestiture No definition available.
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- Definition Portfolio Realignment Costs, Adjusted No definition available.
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- Definition Restructuring and Other Expense (Income), Net No definition available.
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- Definition Amount of gain (loss) from sale and disposal of integrated set of activities and assets capable of being conducted and managed for purpose of providing return in form of dividend, lower cost, or other economic benefit to investor, owner, member and participant. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of impairment loss for finite- and indefinite-lived intangible assets and capitalized cost for software to be sold, leased, or marketed. Excludes goodwill. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of impairment loss for long-lived asset held and used. Includes, but is not limited to, impairment loss for long-lived asset to be disposed of other than by sale. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount after tax of income (loss) from continuing operations attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of interest income (expense) classified as nonoperating. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- References No definition available.
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- Definition Amount of other expense (income) and loss (gain) calculated as difference between segment revenue and separately disclosed expense category to arrive at segment profit (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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