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Business Segment Information - Schedule of Segment Reporting Information (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2022	Mar. 31, 2021
Segment Reporting Information [Line Items]
Revenue		$ 4,138	$ 3,755
Operating income (loss)		846	475
Corporate and Other
Segment Reporting Information [Line Items]
Revenue		245	217
Operating income (loss)		(517)	(736)
Acceptance | Operating segments
Segment Reporting Information [Line Items]
Revenue		1,653	1,397
Operating income (loss)		470	387
Fintech | Operating segments
Segment Reporting Information [Line Items]
Revenue		778	736
Operating income (loss)		275	246
Payments | Operating segments
Segment Reporting Information [Line Items]
Revenue		1,462	1,405
Operating income (loss)		618	578
Processing and services revenue
Segment Reporting Information [Line Items]
Revenue	[1]	3,364	3,054
Processing and services revenue | Corporate and Other
Segment Reporting Information [Line Items]
Revenue		4	12
Processing and services revenue | Acceptance | Operating segments
Segment Reporting Information [Line Items]
Revenue		1,410	1,189
Processing and services revenue | Fintech | Operating segments
Segment Reporting Information [Line Items]
Revenue		735	689
Processing and services revenue | Payments | Operating segments
Segment Reporting Information [Line Items]
Revenue		1,215	1,164
Product revenue
Segment Reporting Information [Line Items]
Revenue		774	701
Product revenue | Corporate and Other
Segment Reporting Information [Line Items]
Revenue		241	205
Product revenue | Acceptance | Operating segments
Segment Reporting Information [Line Items]
Revenue		243	208
Product revenue | Fintech | Operating segments
Segment Reporting Information [Line Items]
Revenue		43	47
Product revenue | Payments | Operating segments
Segment Reporting Information [Line Items]
Revenue		$ 247	$ 241
[1] Includes processing and other fees charged to related party investments accounted for under the equity method of $51 million and $58 million for the three months ended March 31, 2022 and 2021, respectively (see Note 18).

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