Summary of Significant Accounting Policies - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Disaggregation of Revenue [Line Items]
Revenues, net	$ 935,251	$ 901,333
United States
Disaggregation of Revenue [Line Items]
Revenues, net	504,600	513,600
Brazil
Disaggregation of Revenue [Line Items]
Revenues, net	148,400	121,700
United Kingdom
Disaggregation of Revenue [Line Items]
Revenues, net	121,400	107,700
Other
Disaggregation of Revenue [Line Items]
Revenues, net	$ 160,800	$ 158,200
Sales Revenue | Product Concentration Risk
Disaggregation of Revenue [Line Items]
Revenues, net (percent)	100.00%	100.00%
Sales Revenue | Product Concentration Risk | Vehicle Payments
Disaggregation of Revenue [Line Items]
Revenues, net	$ 494,100	$ 495,500
Revenues, net (percent)	53.00%	55.00%
Sales Revenue | Product Concentration Risk | Corporate Payments
Disaggregation of Revenue [Line Items]
Revenues, net	$ 265,400	$ 226,200
Revenues, net (percent)	28.00%	25.00%
Sales Revenue | Product Concentration Risk | Lodging Payments
Disaggregation of Revenue [Line Items]
Revenues, net	$ 111,300	$ 122,300
Revenues, net (percent)	12.00%	14.00%
Sales Revenue | Product Concentration Risk | Other
Disaggregation of Revenue [Line Items]
Revenues, net	$ 64,500	$ 57,300
Revenues, net (percent)	7.00%	6.00%
Sales Revenue | Geographic Concentration Risk
Disaggregation of Revenue [Line Items]
Revenues, net (percent)	100.00%	100.00%
Sales Revenue | Geographic Concentration Risk | United States
Disaggregation of Revenue [Line Items]
Revenues, net (percent)	54.00%	57.00%
Sales Revenue | Geographic Concentration Risk | Brazil
Disaggregation of Revenue [Line Items]
Revenues, net (percent)	16.00%	14.00%
Sales Revenue | Geographic Concentration Risk | United Kingdom
Disaggregation of Revenue [Line Items]
Revenues, net (percent)	13.00%	12.00%
Sales Revenue | Geographic Concentration Risk | Other
Disaggregation of Revenue [Line Items]
Revenues, net (percent)	17.00%	18.00%