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GOODWILL, INTANGIBLE ASSETS, NET, AND DIGITAL ASSETS HELD - Additional Information (Details) | 1 Months Ended | 3 Months Ended | 6 Months Ended
--- | --- | --- | ---
May 31, 2025 | May 31, 2024 USD ($) | Oct. 31, 2022 item $ / shares | Jun. 30, 2025 USD ($) item | Jun. 30, 2024 USD ($) | Jun. 30, 2025 USD ($) item | Jun. 30, 2024 USD ($)
Intangible Assets |  |  |  |  |  |  |
Impairment of intangible assets |  |  |  | $ 17,100,000 | $ 81,000,000.0 | $ 17,100,000 | $ 81,000,000.0
Revenues |  |  |  | 1,173,500,000 | 974,000,000.0 | 2,368,500,000 | 1,931,200,000
Digital |  |  |  |  |  |  |
Intangible Assets |  |  |  |  |  |  |
Impairment of intangible assets |  |  |  |  | 81,000,000.0 |  | 81,000,000.0
Customer relationships |  |  |  |  |  |  |
Intangible Assets |  |  |  |  |  |  |
Impairment of intangible assets |  |  |  | 17,100,000 |  | 17,100,000 |
Market data fees |  |  |  |  |  |  |
Intangible Assets |  |  |  |  |  |  |
Revenues |  |  |  | $ 82,400,000 | $ 73,700,000 | $ 160,200,000 | $ 145,700,000
Data Provider Agreement with Pyth Data Association | Cboe Netherlands Services Company B.V |  |  |  |  |  |  |
Intangible Assets |  |  |  |  |  |  |
Number of U.S. equities exchanges publishing market data | item |  |  | 1 |  |  |  |
Total number of U.S. equities exchanges | item |  |  | 4 |  |  |  |
Number of token issued in a exchange or transaction | item |  |  | 16,666,666 |  |  | 740,000 |
Term of restricted tokens issued (in years) |  |  | 4 years |  |  |  |
Percentage of tranche unlocked over a period for restricted tokens issued | 25.00% | 25.00% |  |  |  |  |
Historical value of tokens (in dollars per share) | $ / shares |  |  | $ 0.06 |  |  |  |
Number of tokens sold | item |  |  |  | 3,000,000 |  | 4,200,000 |
Recognized gain on sale of tokens |  |  |  | $ 300,000 |  | $ 600,000 |
Data Provider Agreement with Pyth Data Association | Cboe Netherlands Services Company B.V | Market data fees |  |  |  |  |  |  |
Intangible Assets |  |  |  |  |  |  |
Revenues |  | $ 1,000,000.0 |  |  |  |  |

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