Discontinued Operations - Results from Discontinued Operations (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
(Gain) loss on sale of discontinued operations									$ 82.5	$ (7.0)	$ 8.0
Income before income taxes									21.7	66.6	2.5
Provision for (benefit from) income taxes									(26.8)	0.6	(33.6)
Income (loss) from discontinued operations	$ 13.8	$ 48.7	$ (32.1)	$ 18.1	$ 21.2	$ 21.4	$ 20.8	$ 2.6	48.5	66.0	36.1
Discontinued Operations, Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenues									1,113.2	1,142.5	1,193.3
Cost of goods sold									796.1	851.1	925.5
Impairment									24.8
Other operating expenses, net									175.5	220.5	255.7
Operating income									116.8	70.9	12.1
Other non-operating (income) expense, net									1.3	11.3	1.6
Income (loss) from discontinued operations before income taxes and gain on sale									115.5	59.6	10.5
Pre-close transaction expenses									11.3
(Gain) loss on sale of discontinued operations									82.5	(7.0)	8.0
Income before income taxes									21.7	66.6	2.5
Provision for (benefit from) income taxes									(26.8)	0.6	(33.6)
Income (loss) from discontinued operations									48.5	66.0	36.1
CIT | Discontinued Operations, Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenues									886.1	845.4	687.8
Cost of goods sold									666.9	669.3	576.8
Impairment									0.0
Other operating expenses, net									119.7	141.0	138.4
Operating income									99.5	35.1	(27.4)
Other non-operating (income) expense, net									(0.5)	(1.1)	(0.3)
Income (loss) from discontinued operations before income taxes and gain on sale									100.0	36.2	(27.1)
Pre-close transaction expenses									11.3
(Gain) loss on sale of discontinued operations									0.0	0.0	0.0
Income before income taxes									88.7	36.2	(27.1)
Provision for (benefit from) income taxes									1.3	2.0	(12.6)
Income (loss) from discontinued operations									87.4	34.2	(14.5)
CFT | Discontinued Operations, Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenues									227.1	297.1	285.8
Cost of goods sold									129.2	181.8	177.4
Impairment									24.8
Other operating expenses, net									55.8	79.5	87.0
Operating income									17.3	35.8	21.4
Other non-operating (income) expense, net									0.0	0.0	1.7
Income (loss) from discontinued operations before income taxes and gain on sale									17.3	35.8	19.7
Pre-close transaction expenses									0.0
(Gain) loss on sale of discontinued operations									82.5	0.0	0.0
Income before income taxes									(65.2)	35.8	19.7
Provision for (benefit from) income taxes									(26.2)	2.8	3.8
Income (loss) from discontinued operations									(39.0)	33.0	15.9
CBF | Discontinued Operations, Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenues										0.0	219.7
Cost of goods sold										0.0	171.3
Other operating expenses, net										0.0	30.1
Operating income										0.0	18.3
Other non-operating (income) expense, net										12.4	0.2
Income (loss) from discontinued operations before income taxes and gain on sale										(12.4)	18.1
(Gain) loss on sale of discontinued operations										(7.0)	8.0
Income before income taxes										(5.4)	10.1
Provision for (benefit from) income taxes										(4.2)	(24.8)
Income (loss) from discontinued operations										$ (1.2)	34.9
Other | Discontinued Operations, Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenues									0.0		0.0
Cost of goods sold									0.0		0.0
Impairment
Other operating expenses, net									0.0		0.2
Operating income									0.0		(0.2)
Other non-operating (income) expense, net									1.8		0.0
Income (loss) from discontinued operations before income taxes and gain on sale									(1.8)		(0.2)
Pre-close transaction expenses									0.0
(Gain) loss on sale of discontinued operations									0.0		0.0
Income before income taxes									(1.8)		(0.2)
Provision for (benefit from) income taxes									(1.9)		0.0
Income (loss) from discontinued operations									$ 0.1		$ (0.2)