Cost Reduction Plans - Summary of the CIP Reserve Activity (Details) $ in Millions	6 Months Ended
Jun. 30, 2020 USD ($)
Restructuring Reserve [Roll Forward]
Beginning balance	$ 9.8
(Adjustment) Accrual	0.8
Payments	(6.3)
Ending balance	4.3
Severance
Restructuring Reserve [Roll Forward]
Beginning balance	5.2
(Adjustment) Accrual	(0.5)
Payments	(3.0)
Ending balance	1.7
Retention
Restructuring Reserve [Roll Forward]
Beginning balance	4.6
(Adjustment) Accrual	1.3
Payments	(3.3)
Ending balance	$ 2.6

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

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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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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

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