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CLEARING OPERATIONS - Clearing participant (Details) - USD ($) $ in Millions | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Clearing Operations |  |
Cash Contributions | $ 2,422.5 | $ 906.3
Non-Cash Contributions | 826.9 | 466.1
Total Contributions | 3,249.4 | 1,372.4
Margin deposits |  |
Clearing Operations |  |
Cash Contributions | 1,323.2 | 426.9
Non-Cash Contributions | 547.1 | 338.2
Total Contributions | 1,870.3 | 765.1
Clearing funds |  |
Clearing Operations |  |
Cash Contributions | 105.2 | 103.4
Non-Cash Contributions | 39.8 | 38.6
Total Contributions | 145.0 | 142.0
Interoperability funds |  |
Clearing Operations |  |
Cash Contributions | 994.1 | 376.0
Non-Cash Contributions | 240.0 | 89.3
Total Contributions | $ 1,234.1 | $ 465.3

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