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Segment Information - Schedule of Acquisition, Integration and Other Costs (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Segment Reporting Information
Acquisition and integration	$ 24	$ 6
Total acquisition, integration and other costs	158	100
One-Time Performance-Related Awards
Segment Reporting Information
Incremental stock compensation directly attributable to specific programs	11	0
Worldpay Merchant Solutions
Segment Reporting Information
Separation of the Worldpay Merchant Solutions business	30	0
Enterprise Costs Control and Other Initiatives
Segment Reporting Information
Other, including divestiture-related expenses and enterprise cost control and other initiatives	2	0
Platform Initiatives | Enterprise Cost Control Initiatives and Changes in Senior Management
Segment Reporting Information
Severance and other termination expenses	18	23
Future Forward | Platform Modernization
Segment Reporting Information
Enterprise transformation, including Future Forward and platform modernization	$ 73	$ 71

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
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Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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