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CLEARING OPERATIONS - Clearing participant (Details) - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
Clearing Operations
Cboe Clear Europe central bank account	$ 1,430.2	$ 772.4
Cboe Clear Europe reverse repurchase and other	94.7	62.4
Cboe Clear Digital customer bank deposits	19.7	14.0
Total cash margin deposits, clearing funds, and interoperability funds	1,544.6	848.8
Cboe Clear Europe non-cash contributions	1,094.1	930.6
Margin deposits
Clearing Operations
Cboe Clear Europe central bank account	737.7	361.3
Cboe Clear Europe reverse repurchase and other	90.6	2.7
Cboe Clear Digital customer bank deposits	19.7	14.0
Total cash margin deposits, clearing funds, and interoperability funds	848.0	378.0
Cboe Clear Europe non-cash contributions	738.9	637.0
Clearing funds
Clearing Operations
Cboe Clear Europe central bank account	175.5	140.1
Cboe Clear Europe reverse repurchase and other	4.1	4.1
Total cash margin deposits, clearing funds, and interoperability funds	179.6	144.2
Cboe Clear Europe non-cash contributions	62.4	65.6
Interoperability funds
Clearing Operations
Cboe Clear Europe central bank account	517.0	271.0
Cboe Clear Europe reverse repurchase and other		55.6
Total cash margin deposits, clearing funds, and interoperability funds	517.0	326.6
Cboe Clear Europe non-cash contributions	$ 292.8	$ 228.0

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The amount of cash contributions made by clearing participants as on the balance sheet date.

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The amount of central bank account deposits made by clearing participants as on the balance sheet date.

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The amount of non-cash contributions made by clearing participants as on the balance sheet date.

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The amount of reverse repurchase and other deposits made by clearing participants as on the balance sheet date.

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The amount of total contributions made by clearing participants as on the balance sheet date.

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