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.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Name:	us-gaap_RestructuringCharges
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Restructuring Charges - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Restructuring Cost and Reserve [Line Items]
Restructuring charges (benefits)	$ 1.2	$ (1.1)	$ 14.9	$ 35.6
2020 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring charges (benefits)			14.9
2020 Restructuring Plan \| Severance
Restructuring Cost and Reserve [Line Items]
Restructuring charges (benefits)	$ 1.2		9.6
2020 Restructuring Plan \| Other Restructuring
Restructuring Cost and Reserve [Line Items]
Restructuring charges (benefits)			5.3
Asset impairment charges			$ 5.3