Represents the carrying amount of assets that an asset manager advises on behalf of investors.

No definition available.

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- Definition

The carrying amount of assets an investment adviser manages on behalf of investors.

+ References

No definition available.

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- Definition

Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition.

+ References

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
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-Publisher FASB
-Name Accounting Standards Codification
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-Section S99
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
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-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

+ References

No definition available.

+ Details

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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

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- Definition

Amount, before tax, of reclassification adjustment from accumulated other comprehensive income (loss) for gain (loss) of defined benefit plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 11
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-Name Accounting Standards Codification
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-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (i)
-URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920

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- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
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- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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Acquisitions EnTrust Capital Acquisition (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	May 02, 2016	Mar. 22, 2016	Mar. 14, 2016
Business Acquisition [Line Items]
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, before Tax	$ 119
EnTrust Capital [Member]
Business Acquisition [Line Items]
Assets Under Management			$ 9,600,000
Assets Under Advisement, Carrying Amount			$ 2,000,000
Payments to Acquire Businesses, Gross		$ 400,000
Noncontrolling Interest, Ownership Percentage by Parent			65.00%
Consolidated Entity Excluding Consolidated Investment Vehicles Before Eliminations [Member]
Business Acquisition [Line Items]
Long-term Debt, Gross	2,250,000
EnTrust Capital [Member]
Business Acquisition [Line Items]
Business Acquisition, Transaction Costs		6,732
Revenues		$ 18,726
Gregg S. Hymowitz [Member]
Business Acquisition [Line Items]
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners			35.00%
6.375% Junior Notes [Member]
Business Acquisition [Line Items]
Debt Instrument, Interest Rate, Stated Percentage					6.375%
6.375% Junior Notes [Member] \| Consolidated Entity Excluding Consolidated Investment Vehicles Before Eliminations [Member]
Business Acquisition [Line Items]
Long-term Debt, Gross	250,000
4.75% Senior Notes [Member]
Business Acquisition [Line Items]
Debt Instrument, Interest Rate, Stated Percentage				4.75%
4.75% Senior Notes [Member] \| Consolidated Entity Excluding Consolidated Investment Vehicles Before Eliminations [Member]
Business Acquisition [Line Items]
Long-term Debt, Gross	$ 450,000