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Segment Information - Schedule of Acquisition, Integration and Other Costs (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Segment Reporting Information |  |  |  |
Acquisition and integration | $ 24 | $ 5 | $ 49 | $ 11
Total acquisition, integration and other costs | 186 | 113 | 344 | 213
One-Time Performance-Related Awards |  |  |  |
Segment Reporting Information |  |  |  |
Incremental stock compensation directly attributable to specific programs | 15 | 4 | 26 | 4
Worldpay Merchant Solutions |  |  |  |
Segment Reporting Information |  |  |  |
Separation of the Worldpay Merchant Solutions business | 80 | 2 | 109 | 2
Enterprise Costs Control and Other Initiatives |  |  |  |
Segment Reporting Information |  |  |  |
Other, including divestiture-related expenses and enterprise cost control and other initiatives | 2 | 9 | 4 | 9
Platform Initiatives | Enterprise Cost Control Initiatives and Changes in Senior Management |  |  |  |
Segment Reporting Information |  |  |  |
Severance and other termination expenses | 9 | 19 | 27 | 42
Future Forward | Platform Modernization |  |  |  |
Segment Reporting Information |  |  |  |
Enterprise transformation, including Future Forward and platform modernization | $ 56 | $ 74 | $ 129 | $ 145

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