UNAUDITED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
OPERATING ACTIVITIES
Net Income	$ 15,574	$ 16,916	$ 29,192	$ 49,153
Adjustments to Reconcile Net Income to Cash Provided by Operating Activities:
Depreciation	301	261	913	772
Non-Cash Compensation	3,040	2,846	9,043	8,476
Directors' Share Grants	14	104	239	508
Net Realized and Unrealized (Gains)/ Losses from Investments	(179)	338	3,162	(481)
Equity in (Earnings)/ Losses of Affiliates	(116)	4	3,002	(1,017)
Accretion of Discount		(58)		(165)
Noncash Lease Expense	555	474	1,717	1,411
Foreign Currency Translation Adjustments	295	(104)	73	(114)
Deferred Income Taxes	945	658	2,067	3,100
Changes in Operating Assets and Liabilities:
Advisory Fees Receivable	648	2,267	3,380	2,198
Due from Broker	755	255	(87)	(251)
Prepaid Expenses and Other Assets	(217)	422	264	(487)
Due to Broker	(1,649)	(83)	123	(22)
Accounts Payable, Accrued Expenses, and Other Liabilities	5,009	5,719	(15,998)	(2,913)
Lease Liabilities	(567)	(487)	(1,753)	(1,297)
Purchases of Equity Securities	(5,024)	(3,186)	(23,162)	(11,031)
Proceeds from Equity Securities	5,002	3,176	19,208	10,580
Net Cash Provided by/ (Used in) Operating Activities	24,386	29,522	31,383	58,420
INVESTING ACTIVITIES
Purchases of Investments	(1,542)	(13,426)	(25,195)	(27,172)
Proceeds from Sale of Investments	4,473	368	51,468	26,448
Payments from/ (to) Related Parties	237	(11)	(666)	2,410
Purchases of Property and Equipment		(525)	(33)	(1,074)
Net Cash Provided by/ (Used in) Investing Activities	3,168	(13,594)	25,574	612
FINANCING ACTIVITIES
Repurchase and Retirement of Class A Common Stock	(516)	(1,486)	(7,560)	(6,198)
Repurchase and Retirement of Class B Units		(134)	(565)	(809)
Sale of Shares under Equity Incentive Plan	74	31	2,267	97
Distributions to Non-Controlling Interests	(10,546)	(11,955)	(45,772)	(44,592)
Contributions from Non-Controlling Interests	51	56	760	84
Dividends	(509)	(536)	(9,198)	(10,023)
Net Cash Provided by/ (Used in) Financing Activities	(11,446)	(14,024)	(60,068)	(61,441)
NET CHANGE IN CASH, CASH EQUIVALENTS AND RESTRICTED CASH	16,108	1,904	(3,111)	(2,409)
CASH, CASH EQUIVALENTS AND RESTRICTED CASH - Beginning of Period	34,174	34,814	53,516	39,127
Effect of (Deconsolidation)/ Consolidation of Affiliates			(123)
Net Change in Cash, Cash Equivalents and Restricted Cash	16,108	1,904	(3,111)	(2,409)
CASH, CASH EQUIVALENTS AND RESTRICTED CASH - End of Period	50,282	36,718	50,282	36,718
Supplementary Cash Flow Information:
Issuances of Shares under Equity Incentive Plan			3,842	4,087
Income Taxes Paid	$ 24	$ 298	$ 139	$ 1,646