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REGULATORY CAPITAL - Narrative (Details) | Sep. 30, 2025 USD ($) Test
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Cboe Trading and BIDS Trading |
Regulatory Capital Requirement [Line Items] |
Minimum net capital required to be maintained (in percent) | 6.67%
Minimum net capital required to be maintained, amount | $ | $ 100,000
Cboe Fixed Income |
Regulatory Capital Requirement [Line Items] |
Minimum net capital required to be maintained (in percent) | 6.67%
Minimum net capital required to be maintained, amount | $ | $ 5,000.0
Cboe Chi-X Europe |
Regulatory Capital Requirement [Line Items] |
Capital resources requirement | $ | $ 100,000
CFE |
Regulatory Capital Requirement [Line Items] |
Number of capital adequacy tests required to be met | Test | 2
Cboe SEF |
Regulatory Capital Requirement [Line Items] |
Number of capital adequacy tests required to be met | Test | 2
Cboe Clear U.S. |
Regulatory Capital Requirement [Line Items] |
Number of capital adequacy tests required to be met | Test | 2
Cboe Japan |
Regulatory Capital Requirement [Line Items] |
Minimum required regulatory capital ratio (as a percent) | 120.00%

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- Definition Capital Resources Requirement + References No definition available. + Details
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- Definition Amount of minimum net capital required to be maintained. + References No definition available. + Details
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- Definition Amount of minimum net capital required to be maintained based on percentage of aggregate indebtedness items. + References No definition available. + Details
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- Definition Minimum amount of regulatory capital required by Japanese Financial Services Agency ("JFSA") and the Japan Securities Dealers Association ("JSDA"). + References No definition available. + Details
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- Definition The number of capital adequacy tests required to be met. + References No definition available. + Details
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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 Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 942 -SubTopic 505 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Publisher FASB -URI https://asc.fasb.org/1943274/2147477270/942-505-50-1B Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 942 -SubTopic 505 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477270/942-505-50-1 + Details
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- Details
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