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Assets Held for Sale and Related Divestiture - Narrative (Details) $ in Millions		3 Months Ended		12 Months Ended
	Aug. 04, 2021 USD ($) Item	Mar. 31, 2023 USD ($)	Mar. 31, 2022 USD ($)	Dec. 31, 2022 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Liability		$ 170.7		$ 182.5
Gain on sale		0.0	$ 151.4
Business Solutions | Asset Held for Sale, Not Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration from sale of business	$ 910.0
Number of closings | Item	3
Revenues		15.4	89.1
Operating expenses		13.5	62.6
Divestiture costs directly associated with transaction			3.2
Liability		170.7		182.5
Other expense		1.4	2.8
Business Solutions | Asset Held for Sale, Not Discontinued Operations | First Closing
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Unrealized currency translation gains			17.8
Gain on sale			$ 151.4
Business Solutions | Asset Held for Sale, Not Discontinued Operations | Second Closing
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain on sale				96.9
Business Solutions | Asset Held for Sale, Not Discontinued Operations | Other liabilities | First Closing
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Liability		$ 104.0		$ 104.0

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