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Performance Bonds and Guaranty Fund Contributions (Cash and Securities Held as Performance Bonds and Guaranty Fund Contributions at Fair Value) (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | --- | ---
Total | $ 135,249.2 | $ 157,949.6 | $ 86,781.8
Cash [Member] |  |  |
Performance bonds | 132,653.7 | 151,094.8 |
Guaranty Fund Contributions | 2,450.3 | 6,745.6 |
Cross-margin arrangements | 142.6 | 83.6 |
Performance collateral for delivery | 2.6 | 25.6 |
Total | 135,249.2 | 157,949.6 |
Non-Cash Deposits and IEF Funds [Member] |  |  |
Performance bonds | 94,127.2 | 70,005.3 |
Guaranty Fund Contributions | 5,026.0 | 3,326.1 |
Cross-margin arrangements | 561.1 | 0.0 |
Performance collateral for delivery | 2.1 | 2.1 |
Total | $ 99,716.4 | $ 73,333.5 |

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- Definition Cross-margin arrangements + References No definition available. + Details
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- Definition Guaranty Fund Contributions + References No definition available. + Details
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- Definition Performance bonds + References No definition available. + Details
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- Definition Performance collateral for delivery + References No definition available. + Details
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