Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Cash flows from operating activities:
Net income	$ 224,002	$ 966,381
Adjustments to reconcile net income to net cash used in operating activities:
Investment income	(70,447)	(28,376)
Depreciation and amortization	8,209	5,999
Equity-based compensation	28,622	27,789
Amortization (accretion) of original issue and market discount of consolidated funds’ investments, net	(4,860)	(10,122)
Income distributions from corporate investments in funds and companies	52,154	36,281
Amortization or write-down of debt issuance costs	608	5,718
Cash flows due to changes in operating assets and liabilities:
Decrease in other assets	20,175	31,597
Increase in net due to affiliates	116	4,727
Decrease in accrued compensation expense	(150,490)	(114,253)
Increase (decrease) in accounts payable, accrued expenses and other liabilities	25,590	(24,285)
Purchases of securities	(37,228)	(40,398)
Net cash used in operating activities	(240,507)	(1,273,994)
Cash flows from investing activities:
Purchases of U.S. Treasury securities	(473,115)	(265,722)
Proceeds from maturities and sales of U.S. Treasury securities	450,007	240,054
Distributions and proceeds from corporate investments in funds and companies	132,159	43,778
Purchases of fixed assets	(4,159)	(16,991)
Net cash provided by (used in) investing activities	67,664	(39,279)
Cash flows from financing activities:
Payment of debt issuance costs	(801)	0
Repayment of debt obligations	(50,000)	0
Purchase of OCGH units	0	(237,820)
Repurchase and cancellation of units	(10,315)	(4,290)
Distributions to Class A unitholders	(63,547)	(55,466)
Distributions to OCGH unitholders	(116,193)	(155,391)
Contributions from non-controlling interests	0	4,000
Distributions to non-controlling interests	(3,515)	(3,096)
Net cash provided by financing activities	178,706	724,314
Effect of exchange rate changes on cash	6,379	(25,239)
Net decrease in cash and cash-equivalents	12,242	(614,198)
Cash and cash-equivalents, beginning balance	3,331,102	3,348,494
Change in cash and cash-equivalents from adoption of accounting guidance	(2,712,190)	0
Cash and cash-equivalents, ending balance	631,154	2,734,296
Consolidated Funds
Adjustments to reconcile net income to net cash used in operating activities:
Investment income	(70,447)	(28,376)
Net realized and unrealized (gain) loss from consolidated funds’ investments	15,890	(421,476)
Cash flows due to changes in operating assets and liabilities:
Increase (decrease) in accounts payable, accrued expenses and other liabilities	5,479	47,638
Increase in dividends and interest receivable	(1,622)	(2,412)
(Increase) decrease in due from brokers	20,693	(257,939)
Increase in receivables for securities sold	(75,113)	(190,740)
Increase in other assets	(1,346)	(52,222)
Increase in payables for securities purchased	184,080	321,221
Purchases of securities	(1,570,440)	(9,840,256)
Proceeds from maturities and sales of securities	1,048,193	8,220,736
Cash flows from financing activities:
Payment of debt issuance costs	(7,974)	(9,108)
Contributions from non-controlling interests	64,321	3,035,701
Distributions to non-controlling interests	(23,598)	(3,436,558)
Proceeds from debt obligations issued by CLOs	426,292	401,372
Borrowings on credit facilities	129,885	3,527,603
Repayments on credit facilities	(165,849)	(2,580,453)
Class A Units
Cash flows from financing activities:
Proceeds from issuance of Class A units	$ 0	$ 237,820