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Earnings Per Common Share - Schedule of Reconciliation of the Numerators and Denominators of the Basic and Diluted Earnings Per Common Share (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Basic:        
Net income attributable to Intercontinental Exchange, Inc. $ 657 $ 541 $ 2,056 $ 1,995
Weighted average common shares outstanding (in shares) 574 563 573 561
Basic earnings per common share (in dollars per share) $ 1.15 $ 0.96 $ 3.59 $ 3.56
Diluted:        
Weighted average common shares outstanding (in shares) 574 563 573 561
Effect of dilutive securities - stock options and restricted stock (in shares) 3 2 3 1
Diluted weighted average common shares outstanding (in shares) 577 565 576 562
Diluted earnings per common share (in dollars per share) $ 1.14 $ 0.96 $ 3.57 $ 3.55