GOODWILL, INTANGIBLE ASSETS, NET, AND DIGITAL ASSETS HELD - Narrative (Details) $ in Millions |
1 Months Ended | 3 Months Ended | 6 Months Ended | 9 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|---|---|---|
|
Oct. 31, 2022
token
|
Jun. 30, 2026
USD ($)
token
|
Sep. 30, 2025
USD ($)
|
Jun. 30, 2025
USD ($)
token
|
Jun. 30, 2026
USD ($)
token
|
Jun. 30, 2025
USD ($)
token
|
Sep. 30, 2025
USD ($)
|
Dec. 31, 2025
USD ($)
|
|
| Intangible Assets | ||||||||
| Impairment of indefinite-lived intangible assets | $ 1.8 | $ 1.8 | ||||||
| Impairment of intangible assets | $ 0.4 | $ 0.4 | $ 18.9 | |||||
| Cboe Netherlands Services Company B.V | Data Provider Agreement with Pyth Data Association | ||||||||
| Intangible Assets | ||||||||
| Number of token issued in a exchange or transaction | token | 16,666,666 | 1,590,000 | ||||||
| Term of restricted tokens issued (in years) | 4 years | |||||||
| Number of tokens sold | token | 0 | 3,000,000 | 0 | 4,200,000 | ||||
| Recognized gain on sale of tokens | $ 0.3 | $ 0.6 | ||||||
| Customer relationships | ||||||||
| Intangible Assets | ||||||||
| Impairment of finite-lived intangible assets | $ 17.1 | $ 17.1 | ||||||
| X | ||||||||||
- Definition Number of tokens issued in a exchange or transaction. No definition available.
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| X | ||||||||||
- Definition Number of tokens issued in an exchange or transaction. No definition available.
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| X | ||||||||||
- Definition The term of restricted tokens issued in years. No definition available.
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| X | ||||||||||
- 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. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of gain (loss) on sale or disposal of intangible assets. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of impairment loss for finite- and indefinite-lived intangible assets and capitalized cost for software to be sold, leased, or marketed. Excludes goodwill. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of impairment loss for finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of impairment loss for indefinite-lived intangible asset. Excludes goodwill. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
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