Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Cash Flows from Operating Activities:
Net income (loss)	$ 80,793	$ 200,822
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation expense, intangible asset and other amortization	48,143	35,217
Stock-based compensation	19,267	21,833
Amortization of deferred commissions	3,653	2,606
Payments of deferred commissions	(1,789)	(4,664)
Equity in earnings of equity method investments	(527)	(3,701)
Distributions from equity method investments	2,239	3,133
Sales (purchases) of investments, net	(8,396)	(3,453)
Change in fair value of contingent consideration	2,900	0
Deferred taxes, net	(5,500)	(2,672)
Right of use asset	3,222	0
Changes in operating assets and liabilities:
Accounts receivable, net and other assets	32,940	(41,421)
Accrued compensation and benefits, accounts payable, accrued liabilities and other liabilities	(76,639)	23,242
Operating activities of consolidated investment products ("CIP"):
Net cash provided by (used in) operating activities	154,850	423,679
Cash Flows from Investing Activities:
Capital expenditures and other asset purchases	(5,495)	(4,822)
Acquisition of businesses, net of cash acquired of $8,443	(19,944)	0
Net cash provided by (used in) investing activities	(25,747)	(16,525)
Cash Flows from Financing Activities:
Refinancing of credit agreement	0	81,155
Payment of long-term debt	(12,062)	(11,826)
Payment of deferred financing costs	0	(7,039)
Common stock dividends paid	(35,244)	(20,030)
Repurchase of common shares	(80,000)	(32,499)
Payment of contingent consideration	(33,036)	0
Taxes paid related to net share settlement of restricted stock units	(16,450)	(19,362)
Affiliate equity sales (purchases)	(11,089)	0
Net contributions from (distributions to) noncontrolling interests	(1,091)	552
Net cash provided by (used in) financing activities	(318,968)	(153,513)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(650)	0
Net increase (decrease) in cash, cash equivalents and restricted cash	(190,515)	253,641
Cash, cash equivalents and restricted cash, beginning of period	586,145	339,849
Cash, cash equivalents and restricted cash, end of period	395,630	593,490
Non-Cash Investing Activities:
Contingent consideration	1,200	137,664
Non-Cash Financing Activities:
Increase (decrease) to noncontrolling interests due to consolidation (deconsolidation) of CIP, net	(338)	(32,007)
Common stock dividends payable	12,014	11,478
Reconciliation of cash, cash equivalents and restricted cash
Cash, cash equivalents and restricted cash at end of period	395,630	593,490
Consolidated entity excluding consolidated investment products
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Realized and unrealized (gains) losses on investments, net	16,056	(2,875)
Operating activities of consolidated investment products ("CIP"):
Realized and unrealized (gains) losses on investments of CIP, net	16,056	(2,875)
Reconciliation of cash, cash equivalents and restricted cash
Cash and cash equivalents	309,248
Consolidated Investment Products
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Realized and unrealized (gains) losses on investments, net	41,312	(4,139)
Operating activities of consolidated investment products ("CIP"):
Realized and unrealized (gains) losses on investments of CIP, net	41,312	(4,139)
Purchases of investments by CIP	(601,749)	(917,355)
Sales of investments by CIP	595,451	1,101,258
Net proceeds (purchases) of short-term investments and securities sold short by CIP	(655)	16,165
Change in other assets and liabilities of CIP	4,129	(317)
Cash Flows from Investing Activities:
Change in cash and cash equivalents of CIP due to consolidation (deconsolidation), net	(308)	(11,703)
Cash Flows from Financing Activities:
Payments on borrowings by CIP	(129,996)	$ (144,464)
Reconciliation of cash, cash equivalents and restricted cash
Cash and cash equivalents	85,791
Cash pledged or on deposit of CIP	$ 591