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Revenue Recognition - Disaggregation of Revenue (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Disaggregation of Revenue [Line Items]
Revenue	$ 16,226	$ 14,852	$ 10,187
Operating segments | Acceptance
Disaggregation of Revenue [Line Items]
Revenue	6,479	5,522	2,571
Operating segments | Fintech
Disaggregation of Revenue [Line Items]
Revenue	3,022	2,901	2,942
Operating segments | Payments
Disaggregation of Revenue [Line Items]
Revenue	5,833	5,504	3,909
Corporate and Other
Disaggregation of Revenue [Line Items]
Revenue	$ 892	$ 925	$ 765
Geographic Concentration Risk | Non-US | Revenue from Contract with Customer Benchmark
Disaggregation of Revenue [Line Items]
Percentage of concentration risk	14.00%	13.00%	12.00%
Processing
Disaggregation of Revenue [Line Items]
Revenue	$ 11,584	$ 10,528	$ 6,863
Processing | Operating segments | Acceptance
Disaggregation of Revenue [Line Items]
Revenue	5,511	4,696	2,205
Processing | Operating segments | Fintech
Disaggregation of Revenue [Line Items]
Revenue	1,544	1,426	1,382
Processing | Operating segments | Payments
Disaggregation of Revenue [Line Items]
Revenue	4,497	4,348	3,110
Processing | Corporate and Other
Disaggregation of Revenue [Line Items]
Revenue	32	58	166
Hardware, print and card production
Disaggregation of Revenue [Line Items]
Revenue	1,787	1,536	832
Hardware, print and card production | Operating segments | Acceptance
Disaggregation of Revenue [Line Items]
Revenue	830	714	323
Hardware, print and card production | Operating segments | Fintech
Disaggregation of Revenue [Line Items]
Revenue	44	51	51
Hardware, print and card production | Operating segments | Payments
Disaggregation of Revenue [Line Items]
Revenue	913	771	458
Hardware, print and card production | Corporate and Other
Disaggregation of Revenue [Line Items]
Revenue	0	0	0
Professional services
Disaggregation of Revenue [Line Items]
Revenue	779	728	669
Professional services | Operating segments | Acceptance
Disaggregation of Revenue [Line Items]
Revenue	43	29	4
Professional services | Operating segments | Fintech
Disaggregation of Revenue [Line Items]
Revenue	471	465	483
Professional services | Operating segments | Payments
Disaggregation of Revenue [Line Items]
Revenue	265	233	172
Professional services | Corporate and Other
Disaggregation of Revenue [Line Items]
Revenue	0	1	10
Software maintenance
Disaggregation of Revenue [Line Items]
Revenue	568	568	588
Software maintenance | Operating segments | Acceptance
Disaggregation of Revenue [Line Items]
Revenue	0	0	0
Software maintenance | Operating segments | Fintech
Disaggregation of Revenue [Line Items]
Revenue	557	563	570
Software maintenance | Operating segments | Payments
Disaggregation of Revenue [Line Items]
Revenue	11	3	3
Software maintenance | Corporate and Other
Disaggregation of Revenue [Line Items]
Revenue	0	2	15
License and termination fees
Disaggregation of Revenue [Line Items]
Revenue	298	285	325
License and termination fees | Operating segments | Acceptance
Disaggregation of Revenue [Line Items]
Revenue	47	28	9
License and termination fees | Operating segments | Fintech
Disaggregation of Revenue [Line Items]
Revenue	186	189	255
License and termination fees | Operating segments | Payments
Disaggregation of Revenue [Line Items]
Revenue	65	68	59
License and termination fees | Corporate and Other
Disaggregation of Revenue [Line Items]
Revenue	0	0	2
Output solutions postage
Disaggregation of Revenue [Line Items]
Revenue	860	864	572
Output solutions postage | Operating segments | Acceptance
Disaggregation of Revenue [Line Items]
Revenue	0	0	0
Output solutions postage | Operating segments | Fintech
Disaggregation of Revenue [Line Items]
Revenue	0	0	0
Output solutions postage | Operating segments | Payments
Disaggregation of Revenue [Line Items]
Revenue	0	0	0
Output solutions postage | Corporate and Other
Disaggregation of Revenue [Line Items]
Revenue	860	864	572
Other
Disaggregation of Revenue [Line Items]
Revenue	350	343	338
Other | Operating segments | Acceptance
Disaggregation of Revenue [Line Items]
Revenue	48	55	30
Other | Operating segments | Fintech
Disaggregation of Revenue [Line Items]
Revenue	220	207	201
Other | Operating segments | Payments
Disaggregation of Revenue [Line Items]
Revenue	82	81	107
Other | Corporate and Other
Disaggregation of Revenue [Line Items]
Revenue	$ 0	$ 0	$ 0

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