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ACQUISITIONS - Intangible assets acquired (Details) - USD ($) $ in Millions | Jun. 01, 2022 | May 02, 2022
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Cboe Digital |  |
Acquisitions |  |
Total identifiable intangible assets |  | $ 95.0
Cboe Canada |  |
Acquisitions |  |
Total identifiable intangible assets | $ 69.1 |
Customer relationships | Cboe Canada |  |
Acquisitions |  |
Finite-lived intangible assets acquired | $ 37.4 |
Useful Life (Years) | 15 years |
Technology | Cboe Digital |  |
Acquisitions |  |
Finite-lived intangible assets acquired |  | $ 70.0
Useful Life (Years) |  | 10 years
Technology | Cboe Canada |  |
Acquisitions |  |
Finite-lived intangible assets acquired | $ 16.2 |
Useful Life (Years) | 7 years |
Trademarks and tradenames | Cboe Canada |  |
Acquisitions |  |
Finite-lived intangible assets acquired | $ 0.4 |
Useful Life (Years) | 5 years |
Licensing Agreements | Cboe Digital |  |
Acquisitions |  |
Indefinite-lived intangible assets acquired |  | $ 25.0
Licensing Agreements | Cboe Canada |  |
Acquisitions |  |
Indefinite-lived intangible assets acquired | $ 15.1 |

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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, 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 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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- Definition Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(1) -URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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