CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Revenues:
Revenues		$ 435,924	$ 586,634	$ 1,303,572	$ 1,585,768
Expenses:
Compensation and employee benefits		253,908	341,036	784,684	921,126
Equity-based compensation and allocations of net income to limited partnership units and FPUs		50,769	56,647	74,544	109,871
Total compensation and employee benefits		304,677	397,683	859,228	1,030,997
Operating, administrative and other		61,790	86,297	215,083	275,939
Fees to related parties		6,109	7,088	17,126	21,035
Depreciation and amortization		29,627	36,781	104,613	98,510
Total operating expenses		402,203	527,849	1,196,050	1,426,481
Other income, net		108,608	108,711	73,657	95,267
Income from operations		142,329	167,496	181,179	254,554
Interest expense, net		(9,532)	(8,167)	(28,617)	(23,947)
Income before income taxes and noncontrolling interests		132,797	159,329	152,562	230,607
Provision for income taxes		33,272	36,760	38,158	52,568
Consolidated net income		99,525	122,569	114,404	178,039
Less: Net income attributable to noncontrolling interests		24,176	33,871	30,563	49,769
Net income available to common stockholders		75,349	88,698	83,841	128,270
Basic earnings per share
Net income available to common stockholders	[1]	$ 72,101	$ 85,475	$ 75,703	$ 118,599
Basic earnings per share (in usd per share)		$ 0.40	$ 0.48	$ 0.42	$ 0.67
Basic weighted-average shares of common stock outstanding (in shares)		179,501	177,020	178,527	178,122
Fully diluted earnings per share
Net income for fully diluted shares		$ 103,623	$ 99,500	$ 110,422	$ 122,379
Fully diluted earnings per share (in usd per share)		$ 0.39	$ 0.48	$ 0.42	$ 0.66
Fully diluted weighted-average shares of common stock outstanding (in shares)		266,793	206,616	265,104	185,413
Commissions
Revenues:
Revenues		$ 197,903	$ 357,908	$ 639,303	$ 979,307
Gains from mortgage banking activities/originations, net
Revenues:
Revenues		91,192	72,332	210,686	148,769
Management services, servicing fees and other
Revenues:
Revenues		$ 146,829	$ 156,394	$ 453,583	$ 457,692

[1] Includes a reduction for dividends on preferred stock or exchangeable preferred partnership units in the amount of $3.2 million and $8.1 million for the three and nine months ended September 30, 2020, respectively, and $3.2 million and $9.7 million for the three and nine months ended September 30, 2019, respectively (see Note 1 — “Organization and Basis of Presentation”).