XML 31 R1.htm IDEA: XBRL DOCUMENT v3.22.0.1
Document and Entity Information - USD ($)
$ in Billions
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Feb. 11, 2022
Jun. 30, 2021
Document and Entity Information          
Document Type 10-K        
Document Annual Report true        
Document Transition Report false        
Document Period End Date Dec. 31, 2021        
Entity File Number 001-34774        
Entity Registrant Name Cboe Global Markets, Inc.        
Entity Incorporation, State or Country Code DE        
Entity Tax Identification Number 20-5446972        
Entity Address, Address Line One 433 West Van Buren Street        
Entity Address, City or Town Chicago        
Entity Address, State or Province IL        
Entity Address, Postal Zip Code 60607        
City Area Code 312        
Local Phone Number 786-5600        
Title of 12(b) Security Common Stock, par value $0.01 per share        
Trading Symbol CBOE        
Security Exchange Name CboeBZX        
Entity Well-known Seasoned Issuer Yes        
Entity Voluntary Filers No        
Entity Current Reporting Status Yes        
Entity Interactive Data Current Yes        
Entity Filer Category Large Accelerated Filer        
Entity Small Business false        
Entity Emerging Growth Company false        
ICFR Auditor Attestation Flag true        
Entity Shell Company false        
Entity Common Stock, Shares Outstanding       106,602,177  
Document Fiscal Period Focus FY        
Entity Public Float         $ 10.4
Auditor Name KPMG LLP KPMG LLP DELOITTE & TOUCHE LLP    
Auditor Firm ID 185 185 34    
Auditor Location Chicago, Illinois Chicago, Illinois Chicago, Illinois    
Entity Central Index Key 0001374310        
Current Fiscal Year End Date --12-31        
Document Fiscal Year Focus 2021        
Amendment Flag false