Goodwill and Other Intangible Assets - Schedule of Goodwill (Details) $ in Millions	3 Months Ended
	Mar. 31, 2026 USD ($)
Goodwill [Roll Forward]
Beginning balance	$ 642.4
Currency translation adjustment	(10.3)
Ending balance	632.1
Banking
Goodwill [Roll Forward]
Beginning balance	490.9
Currency translation adjustment	(7.9)
Ending balance	483.0
Retail
Goodwill [Roll Forward]
Beginning balance	151.5
Currency translation adjustment	(2.4)
Ending balance	$ 149.1