Amount of tax expense (benefit) attributable to income (loss) from operations classified as a discontinued operation. Excludes tax expense (benefit) for gain (loss) on disposal and for provision for gain (loss) until disposal.

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Amount before tax of gain (loss) recognized on the sale or disposal of a disposal group. Excludes discontinued operations.

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Discontinued Operation and Dispositions - Additional Information (Details) - USD ($) $ in Millions					1 Months Ended	3 Months Ended		5 Months Ended	12 Months Ended
	Jan. 30, 2023	Nov. 04, 2022	Dec. 21, 2021	Sep. 02, 2021	Jan. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Mar. 31, 2023	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations
Proceeds from sale of businesses									$ 25.9	$ 301.9	$ 224.3
Gain (loss) on disposal of business									0.1	(0.6)	17.6
Discontinued Operations, Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations
Gain (loss) on disposal of business		$ (0.4)
Increase (decrease) in income tax expense									$ 0.1	(1.8)	13.9
Discontinued Operations, Disposed of by Sale \| GPT
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations
Proceeds from sale of businesses	$ 28.9
Gain (loss) on disposal of business					$ 14.6
Discontinued Operations, Disposed of by Sale \| GGB
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations
Proceeds from sale of businesses								$ 298.2
Gain (loss) on disposal of business							$ 189.1
Discontinued Operations, Disposed of by Sale \| Compressor Products International
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations
Proceeds from sale of businesses			$ 185.7			$ 3.1
Gain (loss) on disposal of business			$ 117.6
Discontinued Operations, Disposed of by Sale \| Engineered Materials \| Scenario, Adjustment
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations
Increase (decrease) in income tax expense										$ (1.7)	$ 2.4
Disposal by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations
Pre-tax book gain (loss) on diposal				$ 19.5
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal, Statement of Income or Comprehensive Income [Extensible Enumeration]											Other expense (income), net