Investments (Details 7) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Investments in limited partnerships
Asset recorded	$ 70,952	$ 88,535
Private equity
Investments in limited partnerships
Asset recorded	39,917	48,397
Mezzanine debt
Investments in limited partnerships
Asset recorded	10,355	12,701
Real estate
Investments in limited partnerships
Asset recorded	16,772	22,911
Fair value option \| Real estate
Investments in limited partnerships
Asset recorded	$ 3,908	$ 4,526

This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=66022249&loc=d3e33749-111570

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.12)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Name:	us-gaap_EquityMethodInvestments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant