Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Amount of Net Income (Loss) attributable to noncontrolling interest.

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The reporting entity's maximum amount of exposure to loss as a result of its involvement with the Variable Interest Entity (VIE).

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CONSOLIDATION (Variable Interest Entities) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Variable Interest Entity [Line Items]
Assets of consolidated VIEs	$ 5,718,103		$ 5,829,712
Liabilities of consolidated VIEs	4,540,485		4,452,450
Consolidated Funds
Variable Interest Entity [Line Items]
Net income (loss) attributable to non-controlling interests related to consolidated VIEs	15,855	$ (11,979)
Non-Consolidated Variable Interest Entities
Variable Interest Entity [Line Items]
Maximum exposure to loss attributable to the Company's investment in VIEs	281,719		268,950
Consolidated VIEs
Variable Interest Entity [Line Items]
Maximum exposure to loss attributable to the Company's investment in VIEs	164,204		153,746
Consolidated VIEs \| Consolidated Funds
Variable Interest Entity [Line Items]
Assets of consolidated VIEs	3,812,093		3,822,010
Liabilities of consolidated VIEs	$ 3,309,327		$ 3,360,329