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Commitments and Contingencies (Details) - USD ($) $ in Millions | 3 Months Ended |  |
--- | --- | --- | ---
Jun. 30, 2020 | Mar. 31, 2021 | Dec. 31, 2020
Loss Contingencies [Line Items] |  |  |
Subscriber funds |  | $ 1,000 | $ 1,700
First Data | First Data Subsidiary Merchant Matters |  |  |
Loss Contingencies [Line Items] |  |  |
Payment for legal settlement | $ 40 |  |
Loss contingency accrual |  | 33 | $ 32
Minimum | First Data | First Data Subsidiary Merchant Matters |  |  |
Loss Contingencies [Line Items] |  |  |
Estimated range of exposure |  | 0 |
Maximum | First Data | First Data Subsidiary Merchant Matters |  |  |
Loss Contingencies [Line Items] |  |  |
Estimated range of exposure |  | $ 60 |

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