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Variable Interest Entities - Additional Information (Details) - venture	6 Months Ended
	Jun. 30, 2024	Apr. 19, 2024
Variable Interest Entity [Line Items]
Number of joint ventures considered as VIEs	5
Disposed of by sale | RFQ-hub
Variable Interest Entity [Line Items]
Divestiture of joint venture percentage		49.00%
JV building microwave communication networks in US, Europe and Asia
Variable Interest Entity [Line Items]
Number of joint ventures	2
JV building microwave communication networks in US and Asia
Variable Interest Entity [Line Items]
Ownership of equity of JV held be each investor (as a percent)	12.50%
JV building microwave communication networks in US and Europe
Variable Interest Entity [Line Items]
Ownership interest	50.00%
JV offering derivatives trading technology and execution services
Variable Interest Entity [Line Items]
Ownership interest	9.80%
JV developing a member-owned equities exchange with the goal of increasing competition
Variable Interest Entity [Line Items]
Ownership interest	13.50%
JV developing and operating cryptocurrency trading platform
Variable Interest Entity [Line Items]
Ownership interest	6.90%
JV Growth and expansion of multi-asset request-for-quote communication platform
Variable Interest Entity [Line Items]
Ownership interest	51.00%

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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