Earnings Per Share and Weighted-Average Shares Outstanding - Schedule of Fully Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Fully diluted earnings per share: | ||||
| Net income (loss) available to common stockholders | $ 19,698 | $ 20,819 | $ 34,117 | $ 12,053 |
| Allocations of net income to limited partnership interests in Newmark Holdings, net of tax | 7,441 | 7,954 | 12,632 | 4,048 |
| Net income (loss) for fully diluted shares | $ 27,139 | $ 28,773 | $ 46,749 | $ 16,101 |
| Weighted-average shares: | ||||
| Common stock outstanding (in shares) | 178,598 | 179,560 | 180,611 | 177,965 |
| Partnership units (in shares) | 68,992 | 69,512 | 68,550 | 71,684 |
| RSUs (Treasury stock method) (in shares) | 3,934 | 3,260 | 4,410 | 3,724 |
| Newmark exchange shares (in shares) | 339 | 282 | 372 | 297 |
| Fully diluted weighted-average shares of common stock outstanding (in shares) | 251,863 | 252,614 | 253,943 | 253,670 |
| Fully diluted earnings per share (in dollars per share) | $ 0.11 | $ 0.11 | $ 0.18 | $ 0.06 |
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- Definition Allocation of income loss to limited partnership interest diluted. No definition available.
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- Definition Incremental Common Shares Attributable To Exchange No definition available.
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- Definition Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of limited partnership interests in BGC Holdings. No definition available.
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- Definition Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of other instruments. No definition available.
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- Definition The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities, and addition from assumption of issuance of common shares for dilutive potential common shares; of income (loss) available to common shareholders. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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