Revenue Recognition - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Disaggregation of Revenue [Line Items]
Revenue	$ 4,547	$ 4,138
Operating segments | Acceptance
Disaggregation of Revenue [Line Items]
Revenue	1,847	1,653
Operating segments | Fintech
Disaggregation of Revenue [Line Items]
Revenue	792	778
Operating segments | Payments
Disaggregation of Revenue [Line Items]
Revenue	1,629	1,462
Corporate and Other
Disaggregation of Revenue [Line Items]
Revenue	$ 279	$ 245
Geographic Concentration Risk | Non-US | Revenue from Contract with Customer Benchmark
Disaggregation of Revenue [Line Items]
Percentage of concentration risk	13.00%	14.00%
Processing
Disaggregation of Revenue [Line Items]
Revenue	$ 3,163	$ 2,927
Processing | Operating segments | Acceptance
Disaggregation of Revenue [Line Items]
Revenue	1,554	1,403
Processing | Operating segments | Fintech
Disaggregation of Revenue [Line Items]
Revenue	416	405
Processing | Operating segments | Payments
Disaggregation of Revenue [Line Items]
Revenue	1,187	1,113
Processing | Corporate and Other
Disaggregation of Revenue [Line Items]
Revenue	6	6
Hardware, print and card production
Disaggregation of Revenue [Line Items]
Revenue	545	470
Hardware, print and card production | Operating segments | Acceptance
Disaggregation of Revenue [Line Items]
Revenue	246	225
Hardware, print and card production | Operating segments | Fintech
Disaggregation of Revenue [Line Items]
Revenue	12	9
Hardware, print and card production | Operating segments | Payments
Disaggregation of Revenue [Line Items]
Revenue	287	236
Hardware, print and card production | Corporate and Other
Disaggregation of Revenue [Line Items]
Revenue	0	0
Professional services
Disaggregation of Revenue [Line Items]
Revenue	196	183
Professional services | Operating segments | Acceptance
Disaggregation of Revenue [Line Items]
Revenue	4	5
Professional services | Operating segments | Fintech
Disaggregation of Revenue [Line Items]
Revenue	112	116
Professional services | Operating segments | Payments
Disaggregation of Revenue [Line Items]
Revenue	80	62
Professional services | Corporate and Other
Disaggregation of Revenue [Line Items]
Revenue	0	0
Software maintenance
Disaggregation of Revenue [Line Items]
Revenue	143	144
Software maintenance | Operating segments | Acceptance
Disaggregation of Revenue [Line Items]
Revenue	0	0
Software maintenance | Operating segments | Fintech
Disaggregation of Revenue [Line Items]
Revenue	137	138
Software maintenance | Operating segments | Payments
Disaggregation of Revenue [Line Items]
Revenue	6	6
Software maintenance | Corporate and Other
Disaggregation of Revenue [Line Items]
Revenue	0	0
License and termination fees
Disaggregation of Revenue [Line Items]
Revenue	92	88
License and termination fees | Operating segments | Acceptance
Disaggregation of Revenue [Line Items]
Revenue	10	14
License and termination fees | Operating segments | Fintech
Disaggregation of Revenue [Line Items]
Revenue	53	48
License and termination fees | Operating segments | Payments
Disaggregation of Revenue [Line Items]
Revenue	29	26
License and termination fees | Corporate and Other
Disaggregation of Revenue [Line Items]
Revenue	0	0
Output Solutions postage
Disaggregation of Revenue [Line Items]
Revenue	273	239
Output Solutions postage | Operating segments | Acceptance
Disaggregation of Revenue [Line Items]
Revenue	0	0
Output Solutions postage | Operating segments | Fintech
Disaggregation of Revenue [Line Items]
Revenue	0	0
Output Solutions postage | Operating segments | Payments
Disaggregation of Revenue [Line Items]
Revenue	0	0
Output Solutions postage | Corporate and Other
Disaggregation of Revenue [Line Items]
Revenue	273	239
Other
Disaggregation of Revenue [Line Items]
Revenue	135	87
Other | Operating segments | Acceptance
Disaggregation of Revenue [Line Items]
Revenue	33	6
Other | Operating segments | Fintech
Disaggregation of Revenue [Line Items]
Revenue	62	62
Other | Operating segments | Payments
Disaggregation of Revenue [Line Items]
Revenue	40	19
Other | Corporate and Other
Disaggregation of Revenue [Line Items]
Revenue	$ 0	$ 0