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v3.23.1

CLEARING OPERATIONS - Narrative (Details) - Cboe Clear Europe Credit Facility | 1 Months Ended | 3 Months Ended
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Sep. 30, 2021 item | Mar. 31, 2023 Counterparty item
Clearing Operations |  |
Number of European markets | item | 10 | 18
Number of central counterparties with whom interoperable agreements are held | Counterparty |  | 2
Default and liquid waterfalls regulatory capital |  | 35.00%

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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. + Details
Name: | cboe_ClearingOperationsLineItems
Namespace Prefix: | cboe_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition The percent of own regulatory capital is used for clearing the default and liquid waterfalls participants. + References No definition available. + Details
Name: | cboe_DefaultAndLiquidWaterfallsOwnClearingPercentRegulatoryCapital
Namespace Prefix: | cboe_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

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- Definition Represents the number of other central counterparties with whom interoperable arrangements are made. + References No definition available. + Details
Name: | cboe_NumberOfCentralCounterpartiesWithWhomInteroperableArrangementsAreMade
Namespace Prefix: | cboe_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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- Definition Represents the number of european markets in which equity is cleared. + References No definition available. + Details
Name: | cboe_NumberOfEuropeanMarketsInWhichEquityIsCleared
Namespace Prefix: | cboe_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | srt_ConsolidatedEntitiesAxis=cboe_CboeClearEuropeCreditFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |