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Discontinued Operations - Components of Consolidated Net Income (Loss) From Discontinued Operations (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017
Other income (losses), net: |  |
Consolidated net income (loss) from discontinued operations, net of tax | $ 176,169 | $ 170,365
Less: Net income (loss) from discontinued operations attributable to noncontrolling interest in subsidiaries | 52,353 | (5,913)
Newmark [Member] |  |
Revenues: |  |
Commissions | 1,116,935 | 1,014,741
Gains from mortgage banking activities/originations, net | 160,688 | 205,999
Real estate management and other services | 375,428 | 233,063
Servicing fees | 119,587 | 110,441
Fees from related parties | 1,055 | 1,373
Interest income | 35,238 | 36,546
Other revenues | 607 | 242
Total revenues | 1,809,538 | 1,602,405
Expenses: |  |
Compensation and employee benefits | 1,052,487 | 1,007,173
Equity-based compensation and allocations of net income to limited partnership units and FPUs | 141,965 | 111,917
Total compensation and employee benefits | 1,194,452 | 1,119,090
Occupancy and equipment | 69,368 | 62,448
Fees to related parties | 15,999 | 13,208
Professional and consulting fees | 31,699 | 34,270
Communications | 11,328 | 11,809
Selling and promotion | 54,650 | 52,443
Commissions and floor brokerage | 1,087 | 956
Interest expense | 79,732 | 25,546
Other expenses | 197,144 | 128,417
Total expenses | 1,655,459 | 1,448,187
Other income (losses), net: |  |
Gains (losses) on equity method investments | 2,759 | 1,562
Other income (loss) | 110,145 | 72,081
Total other income (losses), net | 112,904 | 73,643
Income (loss) from operations before income taxes | 266,983 | 227,861
Provision (benefit) for income taxes | 90,814 | 57,496
Consolidated net income (loss) from discontinued operations, net of tax | 176,169 | 170,365
Less: Net income (loss) from discontinued operations attributable to noncontrolling interest in subsidiaries | 52,353 | (5,913)
Net income (loss) from discontinued operations available to common stockholders | $ 123,816 | $ 176,278

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Data Type: | na
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