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Derivatives - Gains/(Losses) from Hedging Activities (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Gains/(Losses) from Derivatives
Revenues	$ 1,026.1	$ 1,066.4	$ 2,009.7	$ 2,115.5
Interest expense	(36.7)	(31.1)	(69.3)	(57.2)
Cash Flow Hedges | Foreign currency contracts | Revenues
Cash Flow and Fair Value Hedges
Gains/(losses) reclassified from AOCL into earnings	(4.1)	1.3	(1.5)	4.0
Amount excluded from effectiveness testing recognized in earnings based on an amortization approach	2.5	1.6	4.6	3.2
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	$ 0.1	$ 0.1

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