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Business Segment Information - Schedule of Segment Reporting Information (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Segment Reporting Information [Line Items]
Revenue		$ 4,518	$ 4,163	$ 13,106	$ 11,969
Operating income (loss)		855	636	2,561	1,755
Corporate and Other
Segment Reporting Information [Line Items]
Revenue		257	215	730	642
Operating income (loss)		(754)	(834)	(1,947)	(2,352)
Acceptance | Operating segments
Segment Reporting Information [Line Items]
Revenue		1,878	1,716	5,432	4,779
Operating income (loss)		610	552	1,673	1,463
Fintech | Operating segments
Segment Reporting Information [Line Items]
Revenue		766	761	2,347	2,251
Operating income (loss)		261	275	817	794
Payments | Operating segments
Segment Reporting Information [Line Items]
Revenue		1,617	1,471	4,597	4,297
Operating income (loss)		738	643	2,018	1,850
Processing and services revenue
Segment Reporting Information [Line Items]
Revenue	[1]	3,678	3,407	10,738	9,822
Processing and services revenue | Corporate and Other
Segment Reporting Information [Line Items]
Revenue		5	4	15	26
Processing and services revenue | Acceptance | Operating segments
Segment Reporting Information [Line Items]
Revenue		1,603	1,458	4,681	4,079
Processing and services revenue | Fintech | Operating segments
Segment Reporting Information [Line Items]
Revenue		737	718	2,232	2,115
Processing and services revenue | Payments | Operating segments
Segment Reporting Information [Line Items]
Revenue		1,333	1,227	3,810	3,602
Product revenue
Segment Reporting Information [Line Items]
Revenue		840	756	2,368	2,147
Product revenue | Corporate and Other
Segment Reporting Information [Line Items]
Revenue		252	211	715	616
Product revenue | Acceptance | Operating segments
Segment Reporting Information [Line Items]
Revenue		275	258	751	700
Product revenue | Fintech | Operating segments
Segment Reporting Information [Line Items]
Revenue		29	43	115	136
Product revenue | Payments | Operating segments
Segment Reporting Information [Line Items]
Revenue		$ 284	$ 244	$ 787	$ 695
[1] Includes processing and other fees charged to related party investments accounted for under the equity method of $51 million and $46 million for the three months ended September 30, 2022 and 2021, respectively, and $151 million and $160 million for the nine months ended September 30, 2022 and 2021, respectively (see Note 18).

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