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Commitments and Contingencies (Details) - USD ($) $ in Millions | Mar. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Loss Contingencies [Line Items] |  |
Subscriber funds | $ 1,500 | $ 2,000
First Data | First Data Subsidiary Merchant Matters |  |
Loss Contingencies [Line Items] |  |
Loss contingency accrual | 56 | $ 43
First Data | First Data Subsidiary Merchant Matters | Minimum |  |
Loss Contingencies [Line Items] |  |
Estimated range of exposure | 0 |
First Data | First Data Subsidiary Merchant Matters | Maximum |  |
Loss Contingencies [Line Items] |  |
Estimated range of exposure | $ 50 |

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