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CLEARING OPERATIONS - Clearing participant (Details) - USD ($) $ in Millions | Jun. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Clearing Operations |  |
Cash Contributions | $ 1,478.3 | $ 1,169.2
Non-Cash Contributions | 676.2 | 421.5
Total Contributions | 2,154.5 | 1,590.7
Margin deposits |  |
Clearing Operations |  |
Cash Contributions | 850.8 | 600.0
Non-Cash Contributions | 517.8 | 287.0
Total Contributions | 1,368.6 | 887.0
Clearing funds |  |
Clearing Operations |  |
Cash Contributions | 112.7 | 145.9
Non-Cash Contributions | 41.4 | 41.9
Total Contributions | 154.1 | 187.8
Interoperability funds |  |
Clearing Operations |  |
Cash Contributions | 514.8 | 423.3
Non-Cash Contributions | 117.0 | 92.6
Total Contributions | $ 631.8 | $ 515.9

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