Fair Value Fair Value (Private Equity Level 3 Fair Value Measurements) (Details) - Private Equity Technology Media and Telecommunications - Recurring - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
Jun. 30, 2016	Dec. 31, 2015
Quantitative information about Level 3 fair value measurements [Abstract]
Fair value		$ 9,527
Marketability discount		30.00%
Minimum
Quantitative information about Level 3 fair value measurements [Abstract]
Revenue multiple		2.5
Maximum
Quantitative information about Level 3 fair value measurements [Abstract]
Revenue multiple		4.8
Consolidated VIEs
Quantitative information about Level 3 fair value measurements [Abstract]
Fair value	$ 9,346
Consolidated VIEs \| Minimum
Quantitative information about Level 3 fair value measurements [Abstract]
Revenue multiple	1.7
Marketability discount	15.00%
Consolidated VIEs \| Maximum
Quantitative information about Level 3 fair value measurements [Abstract]
Revenue multiple	2.9
Marketability discount	30.00%

This element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value on a recurring basis by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements.

No definition available.

+ Details

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- Definition

Adjustment to the discount rate used to measure fair value for lack of ability to convert business interests into cash quickly.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258

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- References

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- Definition

Market valuation of entity divided by revenue, used as an input to measure fair value.

+ References

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