CLEARING OPERATIONS - Cboe Clear Digital (Details) $ in Millions	Sep. 30, 2022 USD ($) jurisdiction	Jun. 30, 2022 USD ($)
Clearing Operations
Cash deposits	$ 18.9
Digital assets - safeguarded assets	24.0	$ 22.4
Total	$ 42.9
Cboe Clear Digital
Clearing Operations
Number Of U.S. Jurisdictions authorized \| jurisdiction	51

- 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

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- Definition

Amount of customer assets including cash deposits and digital safeguarded assets held for clearing transactions.

+ References

No definition available.

+ Details

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Namespace Prefix:	cboe_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of customer cash deposit held for clearing transactions.

+ References

No definition available.

+ Details

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Namespace Prefix:	cboe_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Represents the number of U.S. jurisdictions in which equity is cleared.

+ References

No definition available.

+ Details

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- Definition

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

+ References

No definition available.

+ Details

Name:	cboe_SafeguardingAssetPlatformOperatorCryptoAsset
Namespace Prefix:	cboe_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

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