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PROPERTY AND EQUIPMENT, NET - Former headquarters location (Details) - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
PROPERTY AND EQUIPMENT, NET
Property held for sale	$ 8.7	$ 8.7

X

- Definition

Carrying amount as of the balance sheet date of properties held for sale.

+ References

No definition available.

+ Details

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

X

- References

No definition available.

+ Details

Name:	us-gaap_PropertyPlantAndEquipmentAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration