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STOCK-BASED COMPENSATION - Cboe Digital Restricted Common Units And Cboe Digital Warrants (Details) - USD ($) $ / shares in Units, $ in Millions |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | ---
Nov. 18, 2022 | Dec. 31, 2022 | Dec. 31, 2022
Cboe Digital Restricted Common Units |  |  |
Stock-based Compensation |  |  |
Interest rate (as a percent) | 5.00% |  |
Contra-revenue |  |  | zero
Contra-revenue is expected to be recognized |  | $ 14.0 | $ 14.0
Change in fair value of option |  | $ 0.0 |
Vesting period | 5 years |  |
Risk-free interest rate, minimum |  |  | 3.88%
Risk-free interest rate, Maximum |  |  | 3.95%
Expected dividend rate |  |  | 0.00%
Expected volatility |  |  | 60.00%
Number of shares |  |  |
Granted (in shares) | 185 |  | 185
Ending balance of Outstanding and exercisable (in shares) |  | 185 | 185
Weighted average grant date fair value |  |  |
Granted (in dollars per share) |  |  | $ 0.3
Ending balance of Outstanding and exercisable (in USD per share) |  | $ 0.3 | $ 0.3
Weighted average remaining contractual term, Granted (in years) |  |  | 6 years
Weighted average remaining contractual term of Outstanding and exercisable (in years) |  |  | 6 years
Cboe Digital Restricted Common Units | Minimum |  |  |
Stock-based Compensation |  |  |
Expected term (in years) |  |  | 5 years
Cboe Digital Restricted Common Units | Maximum |  |  |
Stock-based Compensation |  |  |
Expected term (in years) |  |  | 7 years
Cboe Digital Warrants |  |  |
Stock-based Compensation |  |  |
Contra-revenue |  |  | zero
Contra-revenue is expected to be recognized |  | $ 5.9 | $ 5.9
Number of units called by warrants | 80 |  |
Warrants vested (in shares) | 0 |  |
Change in fair value of warrants |  |  | $ 0.0
Vesting period | 2 years |  |
Risk-free interest rate |  |  | 3.95%
Expected dividend rate |  |  | 0.00%
Expected volatility |  |  | 60.00%
Expected term (in years) |  |  | 5 years
Number of shares |  |  |
Granted (in shares) |  |  | 80
Ending balance of Outstanding and exercisable (in shares) |  | 80 | 80
Weighted average grant date fair value |  |  |
Granted (in dollars per share) |  |  | $ 0.2
Ending balance of Outstanding and exercisable (in USD per share) |  | $ 0.2 | $ 0.2

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- Definition Weighted average remaining contractual term granted for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21475-112644 + Details
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- Definition The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(ii) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Weighted average remaining contractual term for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(iii) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition The estimated measure of the percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(ii) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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