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Derivatives - Gains/(Losses) from Hedging Activities (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Gains/(Losses) from Derivatives
Revenues	$ 1,066.4	$ 1,170.0	$ 2,115.5	$ 2,206.9
Interest expense	(31.1)	(27.0)	(57.2)	(52.0)
Cash Flow Hedges | Foreign currency contracts | Revenues
Cash Flow and Fair Value Hedges
Gains/(losses) reclassified from AOCL into earnings	1.3	7.8	4.0	16.0
Amount excluded from effectiveness testing recognized in earnings based on an amortization approach	1.6	$ 1.7	3.2	$ 3.3
Cash Flow Hedges | Interest rate contracts | Interest Expense
Cash Flow and Fair Value Hedges
Gains/(losses) reclassified from AOCL into earnings	$ 0.1		$ 0.1

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