XML 73 R57.htm IDEA: XBRL DOCUMENT v3.22.1
ACQUISITIONS - Intangible assets acquired (Details) - Cboe Asia Pacific
$ in Millions
Jul. 01, 2021
USD ($)
Acquisitions  
Total identifiable intangible assets $ 73.8
Customer relationships  
Acquisitions  
Finite-lived intangible assets acquired $ 60.1
Useful Life (Years) 30 years
Technology  
Acquisitions  
Finite-lived intangible assets acquired $ 7.5
Useful Life (Years) 2 years
Trading registrations and licenses  
Acquisitions  
Indefinite-lived intangible assets acquired $ 6.2