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Summary of Significant Accounting Policies - Narrative (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2023	Dec. 31, 2022
Disaggregation of Revenue [Line Items]
Deferred revenue contract liabilities	$ 50.8	$ 50.8	$ 57.7
Deferred revenue recognized		25.8
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-07-01
Disaggregation of Revenue [Line Items]
Revenues to be recognized	$ 33.6	$ 33.6
Revenues to be recognized, period	12 months	12 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-07-01
Disaggregation of Revenue [Line Items]
Revenues to be recognized	$ 17.2	$ 17.2
Revenues to be recognized, period	5 years	5 years
RUSSIAN FEDERATION
Disaggregation of Revenue [Line Items]
Cash	$ 216.5	$ 216.5
Contracts with customers \| Sales Revenue \| Customer Concentration Risk
Disaggregation of Revenue [Line Items]
Consolidated revenues, net (percent)	86.00%	87.00%
Late Fees and Finance Charges \| Sales Revenue \| Product Concentration Risk
Disaggregation of Revenue [Line Items]
Consolidated revenues, net (percent)	6.00%	6.00%
Derivatives, Cross-Border Payments Business \| Sales Revenue \| Product Concentration Risk
Disaggregation of Revenue [Line Items]
Consolidated revenues, net (percent)	8.00%	7.00%