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Derivatives - Gains/(Losses) from Hedging Activities (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Gains/(Losses) from Derivatives
Revenues	$ 4,475.5	$ 5,070.8	$ 4,835.0
Interest expense	(101.0)	(105.5)	(118.5)
Other income/(expense), net	(37.5)	(21.7)	3.1
Cash Flow Hedges | Foreign currency contracts | Revenues
Cash Flow and Fair Value Hedges
Gains/(losses) reclassified from AOCL into earnings	47.7	(7.6)	1.2
Amount excluded from effectiveness testing recognized in earnings based on an amortization approach	$ 5.6	6.1	10.4
Cash Flow Hedges | Interest rate contracts | Interest Expense
Cash Flow and Fair Value Hedges
Gains/(losses) reclassified from AOCL into earnings		(0.6)	$ (0.6)
Cash Flow Hedges | Interest rate contracts | Other income/(expense), net
Cash Flow and Fair Value Hedges
Gains/(losses) reclassified from AOCL into earnings		$ 0.7

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