Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013		Sep. 30, 2012
Cash flows from operating activities:
Net income	$ 4,517,609		$ 5,316,195
Adjustments to reconcile net income to net cash provided by operating activities:
Investment income	(22,600)	[1]	(17,683)	[1]
Depreciation and amortization	5,266		5,573
Equity-based compensation	20,877		27,482
Amortization of original issue and market discount of consolidated funds' investments	(32,187)		(94,269)
Income distributions from corporate investments in companies	37,706		0
Cash flows due to changes in operating assets and liabilities:
Increase in other assets	(43,512)		(130,307)
Decrease in net due to affiliates	(4,609)		(6,667)
Decrease in accounts payable, other accrued expenses and other liabilities	(25,433)		(9,923)
Net cash provided by operating activities	4,663,632		3,480,013
Cash flows from investing activities:
Purchases of U.S. Treasury and government agency securities	(702,456)		(169,142)
Proceeds from maturities and sales of U.S. Treasury and government agency securities	366,205		190,000
Corporate investments in funds and companies	(8,870)		(8,142)
Distributions from corporate investments in funds and companies	2,034		19,028
Purchases of fixed assets	(3,027)		(4,631)
Other	(40,000)		0
Net cash provided by (used in) investing activities	(386,114)		27,113
Cash flows from financing activities:
Repayments of debt obligations	(29,465)		(33,214)
Purchase of OCGH units	(420,741)		(322,935)
Repurchase and cancellation of Class A units	0		(14,132)
Distributions to Class A unitholders	(131,999)		(50,189)
Distributions to OCGH unitholders	(527,101)		(279,086)
Net cash used in financing activities	(4,592,345)		(3,333,747)
Effect of exchange rate changes on cash	10,330		2,283
Net increase (decrease) in cash and cash-equivalents	(304,497)		175,662
Cash and cash-equivalents, beginning balance	2,928,526		3,505,659
Cash and cash-equivalents, ending balance	2,624,029		3,681,321
Consolidated funds [Member]
Adjustments to reconcile net income to net cash provided by operating activities:
Net realized and unrealized gains from consolidated funds' investments	(3,803,943)		(4,339,560)
Cash flows due to changes in operating assets and liabilities:
Decrease in dividends and interest receivable	2,343		45,896
Decrease in due from brokers	62,380		183,174
Increase in receivables for securities sold	(248,110)		(364,846)
Increase in payables for securities purchased	664,626		454,480
Purchases of securities	(13,143,842)		(11,139,061)
Proceeds from maturities and sales of securities	16,677,061		13,549,529
Cash flows from financing activities:
Contributions from non-controlling interests	4,613,588		4,948,480
Distributions to non-controlling interests	(10,033,373)		(7,907,434)
Borrowings on credit facilities	3,030,121		719,928
Repayments on credit facilities	(1,513,283)		(717,425)
Class A Units [Member]
Cash flows from financing activities:
Proceeds from issuance of Class A units, net	$ 419,908		$ 322,260

[1] The adjustment represents the elimination of amounts attributable to the consolidated funds.