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CLEARING OPERATIONS - Cboe Clear Digital (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2024	Dec. 31, 2023
Clearing Operations
Interest on customer bank deposits	$ 0.2	$ 0.5
Digital assets - safeguarded assets	6.9	6.9	$ 51.3
Cboe Clear Digital
Clearing Operations
Digital assets - safeguarded assets	$ 6.9	$ 6.9	$ 51.3

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount of interest on customer cash deposits held for clearing transactions.

+ References

No definition available.

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- Definition

Fair value of asset to safeguard crypto-asset held for platform user.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name Staff Accounting Bulletin (SAB)
-Number Topic 5
-Section FF
-Subsection Q1
-Publisher SEC

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