Acquisitions - Calculation of the Purchase Price Consideration Transferred (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Apr. 01, 2025 |
Dec. 31, 2025 |
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| Business Combination [Line Items] | ||
| Total purchase price consideration transferred | $ 320,500 | |
| OTC Global | ||
| Business Combination [Line Items] | ||
| Cash | $ 318,859 | |
| Fair value of Restricted Shares of BGC Class A common stock (268,257 shares) | 2,507 | |
| Other | 3,634 | |
| Less: compensation arrangements with required future service periods | (15,717) | |
| Total purchase price consideration transferred | $ 309,283 | |
| OTC Global | Class A Common Stock | ||
| Business Combination [Line Items] | ||
| Issuance of Restricted Shares of BGC Class A common stock in acquisitions (in shares) | 268,257 |
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- Definition Business Combination, Consideration Transferred, Other No definition available.
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- Definition Business Combination, Contingent Consideration, Compensation Expense For Future Services No definition available.
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- Definition Number of shares of equity interest issued or issuable by acquirer as part of consideration transferred in business combination. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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