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v3.25.1

Organization and Basis of Presentation (Details) - $ / shares |  |  | 3 Months Ended |
--- | --- | --- | --- | ---
Jul. 01, 2023 | Jun. 30, 2023 | Mar. 31, 2025 | Mar. 31, 2024 | Dec. 31, 2024
Related Party Transaction [Line Items] |  |  |  |  |
Conversion of stock, shares converted (in shares) | 64,000,000 |  |  |  |
Minimum number of shares required to be issued (in shares) | 75,000,000.0 |  |  |  |
Stock Purchased On 6/30/2023 |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Conversion of stock, shares converted (in shares) | 5,700,000 |  |  |  |
Class A Common Stock |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Common stock, par value (in dollars per share) |  |  | $ 0.01 |  | $ 0.01
Corporate conversion, exchange ratio (in shares) | 1 |  |  |  |
Issuance of common stock (in shares) |  |  | 43,025 | 46,674 |
Class A Common Stock | BGC Partners |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Common stock, par value (in dollars per share) | $ 0.01 |  |  |  |
Class A Common Stock | BGC Group |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Common stock, par value (in dollars per share) | $ 0.01 |  |  |  |
Class B Common Stock |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Common stock, par value (in dollars per share) |  |  | $ 0.01 |  | $ 0.01
Corporate conversion, exchange ratio (in shares) | 1 |  |  |  |
Issuance of common stock (in shares) |  | 64,000,000 | 0 | 0 |
Class B Common Stock | BGC Partners |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Common stock, par value (in dollars per share) | $ 0.01 |  |  |  |
Class B Common Stock | BGC Group |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Common stock, par value (in dollars per share) | $ 0.01 |  |  |  |

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