CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Revenues:
Revenues	$ 585,844	$ 755,351	$ 1,106,643	$ 1,433,599
Expenses:
Compensation and employee benefits	346,930	426,617	675,280	809,201
Equity-based compensation and allocations of net income to limited partnership units and FPUs	19,609	41,988	55,258	58,886
Total compensation and employee benefits	366,539	468,605	730,538	868,087
Operating, administrative and other	146,826	136,629	265,808	274,500
Fees to related parties	6,827	6,748	14,619	13,577
Depreciation and amortization	42,034	38,925	80,864	74,400
Total operating expenses	562,226	650,907	1,091,829	1,230,564
Other income (loss), net	3,925	(15,303)	915	(101,304)
Income (loss) from operations	27,543	89,141	15,729	101,731
Interest expense, net	(9,595)	(8,923)	(17,186)	(16,793)
Income (loss) before income taxes and noncontrolling interests	17,948	80,218	(1,457)	84,938
Provision for income taxes	6,719	18,426	3,663	22,430
Consolidated net income (loss)	11,229	61,792	(5,120)	62,508
Less: Net income (loss) attributable to noncontrolling interests	4,800	13,273	(1,199)	13,627
Net income (loss) available to common stockholders	6,429	48,519	(3,921)	48,881
Basic earnings per share
Net income (loss) available to common stockholders	$ 6,429	$ 48,519	$ (3,921)	$ 48,881
Basic earnings per share (in usd per share)	$ 0.04	$ 0.26	$ (0.02)	$ 0.26
Basic weighted-average shares of common stock outstanding (in shares)	173,939	183,948	173,254	186,401
Fully diluted earnings per share
Net income (loss) for fully diluted shares	$ 8,850	$ 63,379	$ (3,921)	$ 63,448
Fully diluted earnings per share (in usd per share)	$ 0.04	$ 0.26	$ (0.02)	$ 0.25
Fully diluted weighted-average shares of common stock outstanding (in shares)	244,954	247,985	173,254	250,458
Management services, servicing fees and other
Revenues:
Revenues	$ 240,660	$ 233,685	$ 452,952	$ 466,804
Leasing and other commissions
Revenues:
Revenues	203,611	212,825	396,917	411,778
Investment sales
Revenues:
Revenues	77,604	209,053	149,597	361,167
Commercial mortgage origination, net
Revenues:
Revenues	$ 63,969	$ 99,788	$ 107,177	$ 193,850