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Investments - Schedule of Equity Method Investments and Investments Carried Under Measurement Alternative (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
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Schedule of Equity Method Investments [Line Items] |  |
Equity method investments | $ 39,075 | $ 38,122
Investments carried under measurement alternative | 192 | 192
Total equity method and investments carried under measurement alternative | $ 39,267 | 38,314
Advanced Markets Holdings |  |
Schedule of Equity Method Investments [Line Items] |  |
Investment ownership percentage amount | 25.00% |
Equity method investments | $ 3,772 | 4,481
China Credit BGC Money Broking Company Limited |  |
Schedule of Equity Method Investments [Line Items] |  |
Investment ownership percentage amount | 33.00% |
Equity method investments | $ 23,242 | 21,277
Freedom International Brokerage |  |
Schedule of Equity Method Investments [Line Items] |  |
Investment ownership percentage amount | 45.00% |
Equity method investments | $ 9,637 | 9,507
Other |  |
Schedule of Equity Method Investments [Line Items] |  |
Equity method investments | $ 2,424 | $ 2,857

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