Other Charges (Gain), Net - Components of other charges (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Other Charges (Gain), Net
Information technology transformation costs	$ 0.5	$ 0.8	$ 1.8	$ 2.8
Professional fees incurred in connection with investigation matters	0.3		4.8
Restructuring charges	1.7	(7.4)	4.4	(5.5)
Acquisition-related charges	0.9	0.9	(1.0)	5.9
Long-lived asset impairments	0.7		1.9
Other	0.1	0.4	0.3	1.7
Other Nonrecurring (Income) Expense, Total	$ 4.2	$ (5.3)	$ 12.2	$ 4.9

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Amount of other miscellaneous expense that is infrequent in occurrence or unusual in nature.

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No definition available.

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Amount charged against earnings in the period for incurred and estimated costs associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, excluding asset retirement obligations.

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No definition available.

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This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).

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The amount of expenses incurred in the period for information technology and data processing products and services.

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Amount of other expense (income) that is infrequent in occurrence or unusual in nature.

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A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer.

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