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Restructuring - Narrative (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Jun. 30, 2020	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Restructuring Cost and Reserve [Line Items]
Restructuring charges		$ 10.3	$ 19.7	$ 17.1
Asset impairments		25.6	0.0	$ 0.0
Restructuring, 2020 Initiative
Restructuring Cost and Reserve [Line Items]
Restructuring charges		10.3	$ 19.7
Asset impairments	$ 18.6	$ 18.6

X

- Definition

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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