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Compensation - Compensation Expense Related to Limited Partnership Units and Restricted Stock Units (Details) - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Share-based Compensation Arrangement by Share-based Payment Award |  |  |  |
Issuance of common stock and exchangeability expenses | $ 11,852,000 | $ 5,832,000 | $ 47,958,000 | $ 27,705,000
Total compensation expense | 24,941,000 | 19,487,000 | 76,153,000 | 54,894,000
Equity-based compensation and allocations of net income to limited partnership units and FPUs |  |  | 76,929,000 | 55,258,000
Limited Partnership Units |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |  |
Total compensation expense | 0 | 0 | 0 | 0
NEWMARK Group Inc |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |  |
Equity-based compensation and allocations of net income to limited partnership units and FPUs | 25,486,000 | 19,609,000 | 76,929,000 | 55,258,000
NEWMARK Group Inc | Restricted Stock Units |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |  |
Limited partnership units amortization | 5,920,000 | 6,221,000 | 13,679,000 | 12,184,000
NEWMARK Group Inc | Limited Partnership Units |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |  |
Issuance of common stock and exchangeability expenses | 11,852,000 | 5,832,000 | 47,958,000 | 27,705,000
Limited partnership units amortization | 7,169,000 | 7,434,000 | 14,516,000 | 15,005,000
Allocations of net income to limited partnership units and FPUs | $ 545,000 | $ 122,000 | $ 776,000 | $ 364,000

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