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Settlement Assets and Obligations - Summary of Activity in the Allowance for Credit Losses (Parenthetical) (Details) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021
Investments, Debt and Equity Securities [Abstract]
Losses from chargebacks or fraud that are not credit-related	$ 10.2	$ 7.7	$ 10.0	$ 13.8	$ 14.5	$ 13.7

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- Definition

Represents losses from chargebacks or fraud associated with transactions initiated through the company's digital channels and not credit-related.

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