Equity - Redeemable Noncontrolling Interest (Details)	12 Months Ended
	Dec. 31, 2023
Noncontrolling Interest [Line Items]
Interest in joint venture minimum (as a percent)	20.00%
Change in control period	15 days
CME Group
Noncontrolling Interest [Line Items]
Noncontrolling interest ownership by noncontrolling owners (as a percent)	27.00%