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Stockholders' Equity - Schedule of Amounts Reclassified from AOCL (Details) - USD ($) $ in Millions	3 Months Ended						9 Months Ended
	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Sep. 30, 2025	Sep. 30, 2024
Accumulated other comprehensive income (loss)
Reclassification from AOCL, net of tax	$ (2.3)			$ (2.1)			$ (3.2)	$ 3.3
Investment Securities
Accumulated other comprehensive income (loss)
Reclassification from AOCL, Provision for/(benefit from) income taxes	(0.1)						(0.3)	(0.2)
Reclassification from AOCL, net of tax			$ 0.9	(0.1)	$ (0.8)	$ 2.1	0.9	1.2
Investment Securities | Revenues
Accumulated other comprehensive income (loss)
Reclassification from AOCL, before tax	0.1			(0.1)			1.2	1.4
Hedging Activities
Accumulated other comprehensive income (loss)
Reclassification from AOCL, Provision for/(benefit from) income taxes	0.8			0.2			0.4	0.2
Reclassification from AOCL, net of tax	(2.3)	$ (4.4)	$ 2.6	(2.0)	$ 1.4	$ 2.7	(4.1)	2.1
Hedging Activities | Foreign currency contracts | Revenues
Accumulated other comprehensive income (loss)
Reclassification from AOCL, before tax	(3.0)			$ (2.2)			$ (4.5)	1.8
Hedging Activities | Interest rate contracts | Interest Expense
Accumulated other comprehensive income (loss)
Reclassification from AOCL, before tax	$ (0.1)							$ 0.1

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