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Reconciliation of Total Segment Adjusted EBITDA to Income Before Income Taxes (Details) - 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]
Total segment adjusted EBITDA	$ 222.6	$ (52.1)	$ 485.5	$ 161.2
Interest expense	(49.9)	(54.6)	(101.0)	(106.1)
Depreciation and amortization	(143.6)	(139.1)	(285.6)	(268.7)
Restructuring and acquisition-related costs	(15.9)	(11.3)	(33.4)	(28.9)
Loss on sale of business	(0.1)	0.0	(2.7)	(1.0)
Debt refinancing and redemption costs	(1.3)	0.0	(2.4)	(1.5)
Impairment charges	0.0	0.0	0.0	(510.0)
Malvern Fire charges, net of recoveries	6.6	0.0	5.4	0.0
Income (loss) before income taxes	$ 18.4	$ (257.1)	$ 65.8	$ (755.0)

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Gain Loss on Insurance Proceeds Related To Property Damage

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Costs incurred for restructuring initiatives as well as expenses directly related to acquisition activity.

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