Condensed consolidated statements of operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
REVENUES:
Total revenues	$ 301,545	$ 231,435	$ 561,469	$ 427,664
OPERATING EXPENSES:
Compensation and related expenses	105,531	81,273	206,979	154,622
Management fees	79,252	60,559	136,258	106,859
Selling, general and administrative	59,736	41,493	111,993	77,780
Management contract buyout			1,428
Intangible amortization	31,221	22,290	59,962	41,784
Non-cash changes in fair value of estimated contingent consideration	3,847	11,944	11,261	18,315
Depreciation and other amortization	2,425	2,162	4,738	4,044
Total operating expenses	282,012	219,721	532,619	403,404
INCOME FROM OPERATIONS	19,533	11,714	28,850	24,260
OTHER INCOME (EXPENSE):
Interest income	339	235	536	377
Interest expense	(14,424)	(18,212)	(27,283)	(32,484)
Amortization of debt financing costs	782	929	1,564	1,888
Gain on sale of investment				5,509
Loss on extinguishment of borrowings				(14,011)
Other income (expense)-net	(468)	203	(704)	296
Income from equity method investments	329	79	643	153
Total other expense-net	(15,006)	(18,624)	(28,372)	(42,048)
INCOME (LOSS) BEFORE INCOME TAX	4,527	(6,910)	478	(17,788)
INCOME TAX EXPENSE	1,425	746	204	1,922
NET INCOME (LOSS)	3,102	(7,656)	274	(19,710)
Non-controlling interest	(2,306)		(2,420)
NET INCOME (LOSS) ATTRIBUTABLE TO COMMON SHAREHOLDERS	$ 796		$ (2,146)
Income (loss) per share of Class A common stock:
Basic	$ 0.02		$ (0.05)
Diluted	$ 0.02		$ (0.05)
Wealth management fees
REVENUES:
Total revenues	$ 283,296	216,328	$ 526,380	400,651
Other
REVENUES:
Total revenues	$ 18,249	$ 15,107	$ 35,089	$ 27,013
Class A common stock
Income (loss) per share of Class A common stock:
Basic	$ 0.02		$ (0.05)
Diluted	$ 0.02		$ (0.05)
Weighted average shares of Class A common stock outstanding:
Basic	46,696,200		46,455,238
Diluted	46,721,559		46,455,238