Summary of Significant Accounting Policies (Details) $ in Millions	3 Months Ended		9 Months Ended	12 Months Ended
	Mar. 31, 2022 USD ($)	Dec. 31, 2021 USD ($) $ / $	Dec. 31, 2022 USD ($) $ / $	Dec. 31, 2023 USD ($) reporting_unit $ / $	Dec. 31, 2022 USD ($) $ / $	Dec. 31, 2021 USD ($) $ / $	Dec. 31, 2020 $ / $
Summary of Investment Holdings [Line Items]
Number of reporting units | reporting_unit				4
Net monetary assets			$ 2,597.4	$ 2,788.3	$ 2,597.4
Cash and cash equivalents			972.0	1,176.6	972.0
Goodwill		$ 1,411.7	1,450.9	1,473.8	1,450.9	$ 1,411.7
Insurance Recoveries				0.0	0.0	18.8
Change in allowance estimate				$ 12.8	$ 22.3	$ 3.4
Uncollectible Receivables
Summary of Investment Holdings [Line Items]
Change in allowance estimate	$ 16.7		$ 1.1
Minimum
Summary of Investment Holdings [Line Items]
Remaining useful lives (in years)				1 year
Maximum
Summary of Investment Holdings [Line Items]
Remaining useful lives (in years)				13 years
Argentina | Argentina, Pesos
Summary of Investment Holdings [Line Items]
Percent of Consolidated Revenue				4.00%	4.00%	4.00%
Rate decrease percent		19.00%	42.00%	79.00%	42.00%	19.00%
Official exchange rate | $ / $		103.1	178.6	833.3	178.6	103.1	84.0
Currency remeasurement gain (loss)				$ (79.1)	$ (37.6)	$ (9.0)
Net monetary assets			$ 66.2	72.1	66.2
Cash and cash equivalents			57.7	62.5	57.7
Net nonmonetary assets			168.2	141.9	168.2
Goodwill			99.8	99.8	99.8
Equity securities			1.9	1.1	1.9
Debt securities			$ 27.4	$ 5.6	$ 27.4
Internal Loss AR Rebuild
Summary of Investment Holdings [Line Items]
Increase (Decrease) to bad debt expense						3.7
Legal Fees						$ 1.3
Insurance Recoveries		$ 18.8